IEM :: Monthly Summaries

The following tables present IEM computed monthly data summaries based on daily data provided by or computed for the IEM. A download interface exists for the daily summary information. The climatology is provided by the nearest NCEI climate station (USW00093139) within the current 1991-2020 dataset.

To load shown data into Microsoft Excel, highlight the table information with your mouse and then copy/paste into Excel.

Precipitation Totals [inch]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1973	0.10	0.00	0.00	0.30	0.00	0.10	0.60	0.20	0.00	0.00	0.50	0.00
1974	0.80	0.00	0.70	0.00	0.00	0.00	0.60	0.20	0.80	0.20	0.10	0.10
1975	0.20	0.30	0.60	0.60	0.00	0.00	1.40	0.30	0.00	0.10	0.50	0.20
1976	0.20	1.70	0.50	0.70	0.20	0.00	0.20	0.50	0.10	0.00	0.00	0.10
1977	0.30	0.00	0.00	0.10	0.00	0.00	0.00	0.00	0.40	0.10	0.20	0.00
1978	0.00	0.00	0.20	0.00	0.00	0.00	0.00	0.00	0.00	0.30	0.00	0.00
1979	0.00	0.50	0.90	0.00	0.00	0.00	0.00	0.80	0.00	0.00	0.40	0.40
1980	1.30	2.30	0.60	0.40	0.10	0.00	0.00	1.30	0.20	0.20	0.00	0.10
1981	0.10	0.50	1.10	0.20	0.00	0.10	0.10	1.10	0.10	0.60	0.30	0.00
1982	0.70	0.90	0.50	0.00	0.20	0.00	0.50	0.10	0.30	0.00	1.40	1.10
1983	0.60	0.10	0.00	0.10	0.00	0.00	0.00	0.30	0.30	0.40	0.50	0.20
1984	0.20	0.00	0.00	0.00	2.00	0.10	0.90	0.30	1.20	0.20	0.20	1.50
1985	0.90	0.30	1.00	0.20	0.00	0.00	0.50	0.40	1.20	0.20	0.70	0.10
1986	0.00	0.50	1.20	0.00	0.10	0.00	1.10	1.70	0.40	1.00	0.00	0.60
1987	0.00	0.90	0.60	0.10	0.30	0.10	0.30	0.70	0.00	0.70	1.40	0.40
1988	0.90	0.10	0.10	1.00	0.00	0.50	0.40	1.80	0.00	0.40	0.00	0.20
1989	0.60	0.30	0.80	0.00	0.10	0.00	0.80	0.00	0.00	0.70	0.10	0.30
1990	0.60	0.30	0.10	0.30	0.10	0.00	2.30	0.80	0.30	0.20	0.50	0.40
1991	0.00	0.10	2.10	0.00	0.00	0.00	0.40	0.30	0.10	0.10	0.60	1.00
1992	0.90	0.00	0.00	0.10	0.50	0.70	0.50	1.50	0.00	0.20	0.10	0.00
1993	3.00	0.90	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.20	0.00
1994	0.10	0.30	0.50	0.00	0.00	0.00	0.00	0.00	0.10	0.10	0.40	0.10
1995	0.00	0.80	0.30	0.00	0.20	0.00	0.00	0.70	0.30	0.00	0.10	0.00
1996	M	M	M	M	M	M	M	M	M	M	M	M
1997	M	M	M	M	M	M	M	M	M	M	M	M
1998	M	M	M	M	M	M	M	M	M	M	M	M
1999	M	M	M	M	M	M	M	M	M	M	M	M
2000	M	M	M	M	M	M	M	M	M	M	M	M
2001	M	M	M	M	M	M	M	M	M	M	M	M
2002	M	M	M	M	M	M	M	M	M	M	M	M
2003	M	M	M	M	M	M	M	M	M	M	M	M
2004	M	M	M	M	M	M	M	M	M	M	M	M
2005	M	M	M	M	M	M	M	M	M	M	M	M
2006	M	M	M	M	M	M	M	M	M	M	M	M
2007	M	M	M	M	M	M	M	M	M	M	M	M
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	M	M	M	M	M	M	M	M	M	M	M
2010	7.19	1.66	1.23	0.01	0.03	0.00	3.19	1.89	0.89	1.57	0.32	2.19
2011	1.24	1.86	0.46	0.48	0.29	0.03	2.53	1.48	0.75	1.25	1.63	3.01
2012	0.27	0.12	0.97	1.54	0.20	0.00	2.17	2.04	0.67	0.40	0.53	2.94
2013	3.15	0.74	1.78	0.66	0.00	0.00	0.31	0.00	0.00	M	M	M
2014	M	M	M	M	M	M	M	M	M	M	M	M
2015	M	M	M	M	M	M	M	M	M	M	M	M
2016	M	M	M	M	M	0.00	0.00	M	M	M	M	M
2017	M	M	M	M	M	M	0.00	M	M	M	M	M
2018	M	M	M	M	M	M	M	M	M	M	M	M
2019	M	M	M	M	M	M	M	M	M	M	M	M
2020	M	M	M	M	M	M	M	M	M	M	M	M
2021	M	M	M	M	M	M	M	M	M	M	M	M
2022	M	M	M	M	M	M	M	M	M	M	M	M
2023	M	M	M	M	M	M	M	M	M	M	M	M
2024	0.00	M	M	M	M	M	M	M	M	0.16	0.59	M
2025	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	2.27	2.41	1.89	0.82	0.54	0.21	2.81	2.60	1.54	1.26	1.48	2.09

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1973	5.3	4.9	6.4	6.4	4.9	5.0	3.4	4.0	4.9	6.9	4.9	5.0
1974	4.9	5.8	5.3	5.7	6.5	5.5	4.5	4.0	4.5	4.5	4.2	4.9
1975	5.3	5.4	7.1	6.9	6.7	6.4	4.2	4.2	5.3	5.5	5.3	4.7
1976	5.0	4.6	6.2	6.5	4.6	5.9	4.5	4.9	5.6	5.1	4.4	4.2
1977	3.8	5.1	6.8	5.2	6.7	5.6	5.8	3.9	4.5	4.1	3.9	3.1
1978	3.1	4.3	5.2	5.7	M	6.9	5.3	5.2	5.2	4.7	4.8	4.7
1979	3.7	3.1	4.7	6.1	6.9	6.7	5.8	4.4	4.2	5.8	5.4	4.8
1980	5.6	4.8	6.9	7.1	5.9	5.0	5.0	4.8	4.6	5.0	4.6	4.1
1981	4.0	4.4	5.0	5.5	6.9	6.3	5.0	4.8	5.0	4.8	4.4	3.9
1982	5.1	5.0	5.3	5.6	5.8	5.8	5.5	4.9	5.6	4.2	4.5	4.3
1983	2.8	4.1	4.7	6.4	7.3	6.4	5.4	4.7	4.7	4.9	5.7	4.4
1984	6.1	6.8	7.6	6.5	6.8	6.6	4.8	3.9	4.3	5.6	4.8	3.9
1985	5.0	4.8	5.9	6.4	5.6	5.6	5.3	5.8	5.7	4.1	5.2	3.7
1986	4.4	4.7	4.6	8.3	6.0	5.7	4.6	3.7	4.9	4.5	4.8	2.4
1987	4.7	4.0	5.5	6.4	6.5	5.9	6.6	5.1	4.6	4.5	4.5	3.2
1988	3.5	4.7	6.0	5.9	5.9	5.2	4.5	4.6	5.2	3.5	4.0	3.7
1989	4.0	5.6	5.3	6.0	6.5	6.1	5.2	4.6	5.0	3.6	4.4	2.7
1990	3.3	4.7	5.0	5.6	6.4	5.3	4.3	4.1	3.4	4.2	5.2	4.5
1991	3.3	3.9	5.6	6.5	7.9	5.2	4.8	3.9	4.0	3.2	4.0	2.7
1992	3.7	5.2	3.8	3.6	4.0	5.1	4.9	3.1	2.7	3.2	3.7	3.2
1993	3.6	4.6	2.6	5.1	6.3	6.2	5.5	4.4	3.5	3.1	2.4	3.2
1994	3.3	3.4	4.1	5.5	5.4	5.4	4.8	4.5	4.2	4.8	4.4	2.1
1995	2.7	4.1	5.0	6.1	6.6	6.9	5.7	4.5	5.1	3.7	2.2	2.9
1996	M	M	M	M	M	M	M	M	M	M	M	M
1997	M	M	M	M	M	M	M	M	M	M	M	M
1998	M	M	M	M	M	M	M	M	M	M	M	M
1999	M	M	M	M	M	M	M	M	M	M	M	M
2000	M	M	M	M	M	M	M	M	M	M	M	M
2001	M	M	M	M	M	M	M	M	M	M	M	M
2002	M	M	M	M	M	M	M	M	M	M	M	M
2003	M	M	M	M	M	M	M	M	M	M	M	M
2004	M	M	M	M	M	M	M	M	M	M	M	M
2005	M	M	M	M	M	M	M	M	M	M	M	M
2006	M	M	M	M	M	M	M	M	M	M	M	M
2007	M	M	M	M	M	M	M	M	M	M	M	M
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	M	M	M	M	M	M	M	M	M	M	M
2010	M	4.5	5.5	5.6	6.1	5.6	5.1	4.2	3.8	4.0	6.5	5.3
2011	5.8	6.9	6.2	7.8	7.5	7.0	4.9	5.0	4.5	4.5	4.3	3.9
2012	3.9	4.9	5.0	5.2	6.1	5.4	5.3	4.0	4.4	4.6	3.6	3.8
2013	4.7	5.0	4.5	6.1	5.9	5.2	4.3	4.0	4.2	5.3	4.0	4.7
2014	4.3	3.5	5.3	6.7	6.9	6.1	4.8	4.1	3.7	3.4	4.9	3.2
2015	3.7	4.3	4.7	5.4	5.0	4.6	4.7	4.3	3.7	4.2	4.6	3.8
2016	3.6	5.2	5.3	5.8	5.7	5.1	4.8	4.2	4.9	3.7	4.5	3.6
2017	4.3	3.4	4.8	5.7	6.3	5.2	4.2	3.6	5.0	5.0	3.1	4.8
2018	4.6	4.6	4.8	6.1	5.8	5.1	4.7	4.3	3.8	4.6	4.1	3.8
2019	4.4	4.5	4.9	5.6	5.1	5.3	5.0	4.3	4.6	5.3	4.3	3.8
2020	4.1	5.1	4.7	5.0	5.4	5.9	5.0	5.0	4.5	4.1	4.2	5.1
2021	4.8	4.8	5.7	6.1	5.5	5.7	4.4	3.8	3.3	4.8	4.2	3.8
2022	4.8	6.0	6.2	6.5	6.5	5.4	4.7	3.7	3.8	4.1	5.5	3.3
2023	4.7	6.1	4.9	6.0	5.3	5.3	5.1	4.6	4.1	4.7	4.7	3.6
2024	3.7	4.0	4.5	5.1	4.8	4.9	5.1	4.4	5.0	4.5	5.1	4.6
2025	5.3	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	M	M	M	M	M	M	M	M	M	M	M	M

Average Daily High Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1973	46.03	50.27	46.50	61.65	77.22	86.67	89.48	87.83	87.12	75.92	59.64	54.64
1974	49.18	55.88	60.41	68.85	79.29	92.32	87.31	87.86	79.06	71.77	59.73	49.40
1975	51.19	49.78	54.83	58.59	72.78	85.17	87.25	89.81	82.38	72.74	62.37	53.40
1976	54.61	56.08	57.68	64.86	77.07	87.50	86.20	86.27	74.12	67.63	62.29	54.48
1977	48.97	58.32	55.66	69.61	70.36	87.64	88.41	87.81	81.25	71.94	63.11	56.31
1978	48.88	51.56	60.05	61.73	69.17	89.60	92.10	86.97	85.46	74.68	56.73	47.27
1979	42.82	52.74	54.86	66.83	73.39	85.74	92.06	86.13	87.62	73.59	55.87	55.79
1980	49.72	57.08	53.50	66.54	71.56	88.39	90.69	85.21	83.20	71.22	60.40	58.19
1981	54.58	57.42	55.92	71.88	74.19	89.59	86.89	88.17	81.65	67.50	63.64	55.97
1982	48.04	52.84	55.54	65.75	73.86	83.52	88.78	86.26	80.14	70.53	55.08	47.57
1983	52.11	53.46	54.10	58.40	76.03	84.00	89.38	85.60	84.92	68.70	54.54	49.75
1984	51.12	55.44	63.08	65.62	83.96	84.59	89.33	85.61	81.32	63.33	56.71	46.89
1985	47.00	52.92	56.71	72.54	78.23	89.78	91.21	88.27	77.35	68.40	54.72	53.93
1986	59.50	56.52	61.42	69.00	77.43	88.21	86.04	88.03	76.27	67.68	58.78	50.97
1987	47.90	51.36	57.71	72.64	75.39	89.38	89.10	86.61	82.78	75.24	58.32	48.66
1988	50.32	59.26	63.30	67.35	79.62	88.17	90.62	85.87	82.52	77.29	60.14	52.78
1989	50.15	57.20	67.57	77.48	80.83	89.23	92.50	88.23	86.21	72.45	65.26	57.07
1990	52.65	52.71	60.79	70.12	76.40	95.24	87.61	84.26	82.43	76.32	62.18	50.70
1991	51.94	62.39	52.84	68.80	74.33	82.23	88.65	89.29	82.90	79.27	58.45	50.07
1992	50.74	55.79	55.36	72.86	74.87	83.73	87.35	85.37	84.40	75.03	55.68	47.97
1993	49.94	49.14	60.82	70.52	80.32	87.53	88.74	87.19	84.43	69.76	55.53	52.11
1994	55.90	53.11	62.97	68.96	76.42	91.75	92.81	93.42	84.68	71.74	54.75	54.45
1995	48.52	61.11	60.84	65.97	71.94	85.70	93.55	89.63	85.53	78.39	64.92	55.37
1996	M	M	M	M	M	M	M	M	M	M	M	M
1997	M	M	M	M	M	M	M	M	M	M	M	M
1998	M	M	M	M	M	M	M	M	M	M	M	M
1999	M	M	M	M	M	M	M	M	M	M	M	M
2000	M	M	M	M	M	M	M	M	M	M	M	M
2001	M	M	M	M	M	M	M	M	M	M	M	M
2002	M	M	M	M	M	M	M	M	M	M	M	M
2003	M	M	M	M	M	M	M	M	M	M	M	M
2004	M	M	M	M	M	M	M	M	M	M	M	M
2005	M	M	M	M	M	M	M	M	M	M	M	M
2006	M	M	M	M	M	M	M	M	M	M	M	M
2007	M	M	M	M	M	M	M	M	M	M	M	M
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	M	M	M	M	M	M	M	M	M	M	M
2010	44.60	49.68	56.27	62.02	71.83	85.64	87.51	85.07	84.56	70.03	56.78	53.66
2011	51.28	48.84	61.96	66.74	71.25	85.88	88.08	90.69	84.02	73.11	56.18	46.69
2012	54.70	53.79	60.57	69.56	79.15	89.60	86.52	84.40	81.44	73.69	64.16	49.19
2013	48.14	48.52	62.66	67.40	75.90	90.98	87.16	86.06	79.94	69.22	60.26	51.39
2014	58.36	59.06	62.95	68.30	76.71	88.34	89.83	84.37	81.50	73.86	61.58	51.22
2015	53.37	61.06	65.62	68.00	70.67	88.64	87.22	90.01	84.08	71.95	56.90	49.01
2016	49.77	62.91	65.15	67.58	74.10	91.46	91.52	83.91	81.02	76.83	61.10	52.90
2017	47.10	55.79	66.84	70.70	76.65	92.30	88.22	86.90	82.46	76.48	68.06	57.78
2018	57.78	54.31	60.97	72.98	78.92	89.18	89.95	86.99	85.82	64.69	58.16	50.64
2019	50.93	44.99	58.77	68.78	66.82	86.24	91.57	90.88	81.14	70.32	60.02	48.55
2020	52.67	54.10	56.79	67.94	81.47	87.26	91.69	93.08	86.66	79.92	63.68	52.96
2021	51.68	55.08	56.79	70.22	78.39	90.80	87.86	84.61	81.74	68.06	66.32	52.50
2022	54.47	54.11	60.86	70.88	79.38	88.46	90.76	85.42	83.24	68.99	54.56	50.29
2023	45.53	48.91	52.21	68.78	75.26	83.12	95.46	88.85	82.58	75.03	62.00	54.82
2024	48.08	52.92	54.70	66.56	75.72	89.84	93.43	89.66	85.73	78.14	59.34	60.75
2025	56.91	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	56.10	58.58	65.10	71.60	80.00	90.20	92.50	90.51	85.91	75.90	64.30	54.90

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1973	25.63	31.35	30.12	34.77	45.81	54.78	59.96	58.87	52.65	41.00	31.50	25.71
1974	26.64	23.08	33.38	38.38	47.29	54.20	60.69	56.07	51.38	46.45	32.00	23.23
1975	23.92	26.61	31.83	32.78	40.96	51.65	60.96	57.71	52.56	41.19	29.26	28.03
1976	24.64	30.88	30.71	35.93	47.17	53.10	62.07	56.33	54.00	40.93	29.38	23.59
1977	26.79	27.41	26.90	37.64	41.71	55.04	62.19	61.12	55.50	43.53	34.26	30.86
1978	31.75	32.24	39.27	39.73	40.83	54.27	61.10	58.31	55.08	47.25	37.60	25.54
1979	25.64	27.83	32.93	36.79	47.46	55.59	58.44	57.07	55.96	43.53	31.04	27.46
1980	34.45	34.00	35.12	39.31	44.41	52.39	62.50	59.50	56.00	42.44	32.40	32.73
1981	31.69	30.08	33.00	41.24	47.58	60.10	63.78	61.62	55.75	43.19	35.72	30.83
1982	29.18	32.80	34.69	37.88	45.55	49.24	62.96	63.68	55.76	40.27	37.84	29.96
1983	28.96	35.12	36.03	34.80	45.72	52.80	61.24	61.27	59.73	47.67	35.96	31.07
1984	28.17	26.28	31.60	38.65	51.70	55.38	63.61	62.06	55.82	41.74	32.21	30.96
1985	30.17	27.64	35.52	41.93	46.42	55.37	62.52	60.03	51.31	45.97	34.66	28.21
1986	29.93	32.48	36.23	42.96	45.96	58.03	61.96	62.74	51.43	42.84	35.30	29.59
1987	25.17	30.60	31.43	42.68	49.04	53.55	57.10	60.86	52.56	46.92	33.14	26.03
1988	27.16	32.30	32.47	40.88	46.72	57.00	63.72	61.48	53.10	49.33	33.38	26.52
1989	26.35	30.72	34.89	41.17	49.33	53.08	62.00	59.52	55.38	43.59	34.00	25.90
1990	25.58	26.46	34.11	43.35	44.67	57.94	63.26	59.03	57.20	43.00	33.96	26.78
1991	26.65	32.79	30.84	35.50	43.97	48.90	60.45	60.48	55.57	47.27	33.79	31.10
1992	27.26	33.97	36.79	40.36	49.71	50.20	58.71	60.27	52.97	44.32	31.36	29.00
1993	32.45	33.18	34.77	40.81	48.45	52.43	58.97	60.87	51.00	43.79	30.70	27.82
1994	24.73	28.64	34.40	38.73	43.48	55.93	60.10	65.95	55.21	41.61	30.96	29.64
1995	30.77	36.07	36.32	38.69	43.81	51.33	60.23	67.30	58.33	43.23	39.20	29.13
1996	M	M	M	M	M	M	M	M	M	M	M	M
1997	M	M	M	M	M	M	M	M	M	M	M	M
1998	M	M	M	M	M	M	M	M	M	M	M	M
1999	M	M	M	M	M	M	M	M	M	M	M	M
2000	M	M	M	M	M	M	M	M	M	M	M	M
2001	M	M	M	M	M	M	M	M	M	M	M	M
2002	M	M	M	M	M	M	M	M	M	M	M	M
2003	M	M	M	M	M	M	M	M	M	M	M	M
2004	M	M	M	M	M	M	M	M	M	M	M	M
2005	M	M	M	M	M	M	M	M	M	M	M	M
2006	M	M	M	M	M	M	M	M	M	M	M	M
2007	M	M	M	M	M	M	M	M	M	M	M	M
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	M	M	M	M	M	M	M	M	M	M	M
2010	31.05	33.22	35.54	40.04	45.53	57.86	64.75	62.83	58.71	48.84	36.14	35.83
2011	30.61	29.24	37.86	42.62	46.28	57.20	62.88	65.24	58.46	48.32	36.08	30.55
2012	33.80	32.56	34.79	43.70	50.52	59.48	64.02	63.60	57.92	48.20	40.94	31.59
2013	29.33	30.07	39.14	42.62	50.06	62.18	65.68	64.86	59.12	45.70	41.18	33.22
2014	36.53	36.76	39.90	43.70	51.34	60.62	65.79	62.19	60.80	52.09	39.92	34.90
2015	35.08	39.78	42.97	42.92	48.08	62.24	64.17	65.62	59.90	52.44	36.26	30.78
2016	31.71	38.52	40.42	44.00	49.30	63.92	65.33	62.25	57.92	52.03	42.50	35.02
2017	33.16	37.53	42.51	44.48	52.09	63.68	64.94	62.66	58.28	51.34	45.26	36.70
2018	35.83	33.61	37.63	46.76	51.51	60.98	66.78	63.01	59.72	48.08	37.40	33.97
2019	33.22	29.30	37.75	44.60	44.29	58.82	65.27	65.21	58.88	46.34	40.82	33.10
2020	33.63	32.93	38.27	44.12	53.95	60.32	66.55	67.13	59.84	54.16	41.84	32.58
2021	32.52	33.54	35.19	45.92	50.87	63.86	64.98	63.53	59.60	46.34	44.36	36.30
2022	33.28	32.39	37.81	44.72	52.15	61.94	66.66	63.35	61.52	47.74	34.16	33.97
2023	30.26	30.39	33.63	44.48	49.94	54.74	68.93	65.85	58.34	51.28	42.02	36.65
2024	30.90	34.54	35.31	42.20	48.90	62.90	66.61	65.72	61.67	53.49	36.51	37.09
2025	34.49	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	26.00	27.77	31.60	36.00	42.80	50.80	59.50	59.20	51.90	40.60	31.00	25.60

Average Daily Temperature (high+low)/2 [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1973	35.83	40.81	38.31	48.21	61.52	70.72	74.72	73.35	69.88	58.46	45.57	40.18
1974	37.91	39.48	46.90	53.62	63.29	73.26	74.00	71.97	65.22	59.11	45.87	36.32
1975	37.56	38.20	43.33	45.69	56.87	68.41	74.11	73.76	67.47	56.96	45.81	40.72
1976	39.62	43.48	44.20	50.40	62.12	70.30	74.13	71.30	64.06	54.28	45.83	39.04
1977	37.88	42.86	41.28	53.62	56.04	71.34	75.30	74.47	68.38	57.74	48.69	43.59
1978	40.31	41.90	49.66	50.73	55.00	71.93	76.60	72.64	70.27	60.96	47.17	36.40
1979	34.23	40.28	43.90	51.81	60.43	70.67	75.25	71.60	71.79	58.56	43.46	41.62
1980	42.09	45.54	44.31	52.92	57.98	70.39	76.59	72.36	69.60	56.83	46.40	45.46
1981	43.13	43.75	44.46	56.56	60.88	74.84	75.33	74.90	68.70	55.35	49.68	43.40
1982	38.61	42.82	45.12	51.81	59.71	66.38	75.87	74.97	67.95	55.40	46.46	38.77
1983	40.54	44.29	45.07	46.60	60.88	68.40	75.31	73.43	72.33	58.19	45.25	40.41
1984	39.65	40.86	47.34	52.13	67.83	69.98	76.47	73.84	68.57	52.54	44.46	38.93
1985	38.59	40.28	46.11	57.23	62.32	72.57	76.86	74.15	64.33	57.18	44.69	41.07
1986	44.72	44.50	48.83	55.98	61.70	73.12	74.00	75.39	63.85	55.26	47.04	40.28
1987	36.53	40.98	44.57	57.66	62.21	71.47	73.10	73.73	67.67	61.08	45.73	37.34
1988	38.74	45.78	47.88	54.12	63.17	72.58	77.17	73.68	67.81	63.31	46.76	39.65
1989	38.25	43.96	51.23	59.33	65.08	71.15	77.25	73.87	70.79	58.02	49.63	41.48
1990	39.11	39.59	47.45	56.73	60.53	76.59	75.44	71.65	69.82	59.66	48.07	38.74
1991	39.29	47.59	41.84	52.15	59.15	65.57	74.55	74.89	69.23	63.27	46.12	40.58
1992	39.00	44.88	46.07	56.61	62.29	66.97	73.03	72.82	68.68	59.68	43.52	38.48
1993	41.19	41.16	47.80	55.67	64.39	69.98	73.85	74.03	67.72	56.78	43.12	39.96
1994	40.32	40.88	48.68	53.85	59.95	73.84	76.45	79.68	69.95	56.68	42.85	42.05
1995	39.65	48.59	48.58	52.33	57.87	68.52	76.89	78.47	71.93	60.81	52.06	42.25
1996	M	M	M	M	M	M	M	M	M	M	M	M
1997	M	M	M	M	M	M	M	M	M	M	M	M
1998	M	M	M	M	M	M	M	M	M	M	M	M
1999	M	M	M	M	M	M	M	M	M	M	M	M
2000	M	M	M	M	M	M	M	M	M	M	M	M
2001	M	M	M	M	M	M	M	M	M	M	M	M
2002	M	M	M	M	M	M	M	M	M	M	M	M
2003	M	M	M	M	M	M	M	M	M	M	M	M
2004	M	M	M	M	M	M	M	M	M	M	M	M
2005	M	M	M	M	M	M	M	M	M	M	M	M
2006	M	M	M	M	M	M	M	M	M	M	M	M
2007	M	M	M	M	M	M	M	M	M	M	M	M
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	M	M	M	M	M	M	M	M	M	M	M
2010	37.82	41.45	45.91	51.03	58.68	71.75	76.13	73.95	71.64	59.44	46.46	44.75
2011	40.94	39.04	49.91	54.68	58.77	71.54	75.48	77.96	71.24	60.71	46.13	38.62
2012	44.25	43.17	47.68	56.63	64.84	74.54	75.27	74.00	69.68	60.95	52.55	40.39
2013	38.74	39.30	50.90	55.01	62.98	76.58	76.42	75.46	69.53	57.46	50.72	42.31
2014	47.45	47.91	51.42	56.00	64.02	74.48	77.81	73.28	71.15	62.98	50.75	43.06
2015	44.22	50.42	54.30	55.46	59.38	75.44	75.69	77.81	71.99	62.19	46.58	39.90
2016	40.74	50.71	52.79	55.79	61.70	77.69	78.42	73.08	69.47	64.43	51.80	43.96
2017	40.13	46.66	54.67	57.59	64.37	77.99	76.58	74.78	70.37	63.91	56.66	47.24
2018	46.81	43.96	49.30	59.87	65.21	75.08	78.36	75.00	72.77	56.39	47.78	42.31
2019	42.07	37.14	48.26	56.69	55.56	72.53	78.42	78.05	70.01	58.33	50.42	40.83
2020	43.15	43.51	47.53	56.03	67.71	73.79	79.12	80.11	73.25	67.04	52.76	42.77
2021	42.10	44.31	45.99	58.07	64.63	77.33	76.42	74.07	70.67	57.20	55.34	44.40
2022	43.87	43.25	49.33	57.80	65.76	75.20	78.71	74.39	72.38	58.36	44.36	42.13
2023	37.89	39.65	42.92	56.63	62.60	68.93	82.20	77.35	70.46	63.15	52.01	45.73
2024	39.49	43.73	45.01	54.38	62.31	76.37	80.02	77.69	73.70	65.82	47.92	48.92
2025	45.70	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	41.05	43.17	48.35	53.80	61.40	70.50	76.00	74.85	68.90	58.25	47.65	40.25

Average Relative Humidity [%]

This value is computed via a simple average of available observations weighted by the duration between observations.

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1973	67.6%	74.6%	84.7%	56.2%	48.8%	36.1%	52.0%	50.2%	38.1%	33.7%	58.5%	56.0%
1974	68.2%	52.9%	62.6%	38.0%	31.8%	22.9%	54.0%	47.7%	59.7%	63.9%	61.6%	64.3%
1975	61.6%	69.7%	64.2%	56.2%	37.9%	28.3%	57.4%	42.2%	44.7%	42.7%	42.7%	63.8%
1976	54.1%	64.4%	55.4%	53.4%	52.5%	34.4%	58.9%	51.8%	69.0%	55.1%	54.0%	53.9%
1977	67.5%	45.7%	48.6%	44.4%	41.7%	34.0%	53.5%	54.7%	62.2%	57.7%	58.7%	59.4%
1978	78.5%	71.0%	72.8%	53.9%	M	34.7%	42.4%	50.9%	44.0%	47.9%	72.3%	68.8%
1979	78.5%	61.2%	64.2%	49.8%	51.4%	33.4%	36.0%	55.7%	41.2%	41.8%	51.9%	51.2%
1980	66.8%	64.7%	69.1%	50.9%	49.6%	28.6%	47.7%	55.0%	51.4%	41.8%	47.6%	52.3%
1981	55.8%	53.0%	67.3%	49.7%	42.5%	38.0%	58.6%	56.9%	56.4%	56.2%	53.8%	61.3%
1982	70.8%	69.3%	60.0%	40.7%	48.1%	29.6%	50.0%	61.9%	57.0%	37.0%	72.2%	72.8%
1983	65.8%	70.1%	78.9%	59.5%	40.0%	38.8%	51.1%	61.0%	62.5%	69.3%	70.1%	72.0%
1984	64.5%	50.2%	43.3%	42.0%	38.9%	42.5%	62.0%	65.7%	62.4%	65.0%	65.1%	80.3%
1985	73.9%	62.3%	65.6%	53.2%	45.6%	35.3%	50.0%	54.8%	62.9%	72.2%	71.5%	68.6%
1986	62.2%	70.1%	69.5%	50.7%	45.1%	47.7%	60.9%	67.4%	59.3%	61.2%	67.5%	65.2%
1987	71.5%	69.3%	65.0%	47.3%	56.1%	43.8%	38.6%	57.8%	50.5%	58.1%	64.0%	70.7%
1988	62.9%	58.4%	45.0%	54.3%	34.7%	37.0%	52.4%	65.0%	52.0%	59.2%	63.3%	59.3%
1989	65.1%	58.5%	52.0%	38.8%	33.8%	26.5%	46.8%	49.0%	42.4%	56.5%	45.2%	48.4%
1990	63.0%	64.8%	60.5%	58.2%	40.4%	28.4%	60.4%	60.7%	65.0%	49.4%	56.2%	66.0%
1991	63.5%	48.4%	65.6%	39.2%	32.5%	35.8%	46.7%	52.9%	52.4%	39.9%	60.8%	74.3%
1992	67.3%	65.8%	74.7%	52.6%	63.1%	44.9%	51.2%	63.8%	52.3%	49.0%	52.9%	72.5%
1993	79.1%	76.1%	64.9%	43.3%	42.1%	32.5%	39.8%	55.3%	47.5%	59.5%	63.3%	54.4%
1994	50.6%	63.9%	61.8%	50.5%	51.1%	33.8%	48.7%	51.9%	55.3%	48.5%	63.7%	63.2%
1995	74.6%	65.4%	62.4%	48.8%	48.9%	34.9%	39.0%	53.9%	48.9%	37.3%	56.0%	60.0%
1996	M	M	M	M	M	M	M	M	M	M	M	M
1997	M	M	M	M	M	M	M	M	M	M	M	M
1998	M	M	M	M	M	M	M	M	M	M	M	M
1999	M	M	M	M	M	M	M	M	M	M	M	M
2000	M	M	M	M	M	M	M	M	M	M	M	M
2001	M	M	M	M	M	M	M	M	M	M	M	M
2002	M	M	M	M	M	M	M	M	M	M	M	M
2003	M	M	M	M	M	M	M	M	M	M	M	M
2004	M	M	M	M	M	M	M	M	M	M	M	M
2005	M	M	M	M	M	M	M	M	M	M	M	M
2006	M	M	M	M	M	M	M	M	M	M	M	M
2007	M	M	M	M	M	M	M	M	M	M	M	M
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	M	M	M	M	M	M	M	M	M	M	M
2010	M	66.0%	52.3%	37.3%	24.5%	21.7%	52.7%	52.9%	34.1%	54.3%	39.0%	54.8%
2011	43.9%	44.9%	37.9%	32.1%	26.2%	15.3%	46.6%	42.0%	38.0%	38.4%	55.8%	61.0%
2012	40.8%	47.4%	37.0%	30.9%	19.7%	17.1%	43.4%	64.1%	45.2%	33.3%	39.5%	56.8%
2013	44.7%	54.3%	37.7%	31.4%	24.3%	16.2%	55.6%	48.6%	45.9%	31.6%	51.5%	46.2%
2014	28.8%	41.7%	36.5%	26.9%	21.2%	15.4%	43.6%	52.0%	55.5%	47.2%	35.8%	61.0%
2015	58.9%	46.5%	41.5%	30.6%	40.8%	33.2%	44.0%	44.9%	49.2%	54.0%	49.4%	53.0%
2016	55.9%	30.9%	28.7%	35.2%	32.3%	23.5%	36.9%	53.8%	42.2%	36.3%	47.0%	61.9%
2017	68.9%	59.7%	39.3%	26.3%	28.2%	17.0%	53.0%	39.4%	32.2%	24.4%	34.9%	25.7%
2018	33.9%	45.3%	36.0%	18.8%	19.4%	17.8%	45.4%	51.8%	36.9%	65.2%	37.6%	51.0%
2019	52.3%	63.9%	48.4%	36.4%	43.5%	21.7%	31.0%	37.7%	47.6%	25.9%	46.2%	59.7%
2020	47.9%	45.7%	57.9%	36.5%	22.7%	16.8%	32.3%	30.7%	26.1%	21.0%	34.6%	31.2%
2021	43.4%	37.3%	43.2%	24.1%	17.4%	19.9%	55.7%	55.8%	49.9%	44.5%	31.6%	55.7%
2022	41.3%	34.3%	34.6%	21.0%	16.4%	28.0%	43.8%	61.4%	47.1%	48.4%	43.4%	63.1%
2023	65.9%	52.3%	60.9%	24.4%	33.2%	20.4%	26.6%	45.8%	38.0%	32.6%	42.7%	44.9%
2024	61.4%	59.6%	65.9%	38.4%	24.4%	29.5%	38.1%	45.9%	30.3%	26.5%	38.6%	31.7%
2025	25.9%	M	M	M	M	M	M	M	M	M	M	M