View Monthly Charts

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 () 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
1969	M	M	M	M	M	M	M	0.00	0.00	0.00	0.00	0.00
1970	0.00	0.00	0.00	0.00	0.00	0.00	M	M	0.00	M	0.00	0.00
1971	0.00	0.00	M	M	M	M	M	M	M	M	M	M
1972	M	M	M	M	M	M	M	M	M	M	M	M
1973	0.00	0.00	0.00	0.00	M	0.00	0.00	M	0.00	0.00	M	0.00
1974	0.00	M	M	0.00	M	M	M	M	M	M	M	M
1975	M	M	M	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1976	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1977	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1978	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1979	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1980	M	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1981	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1982	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1983	0.00	0.00	0.00	0.00	M	M	M	M	M	M	M	M
1984	M	M	M	M	M	M	M	M	M	M	M	M
1985	M	M	M	M	M	M	M	M	M	M	M	M
1986	M	M	M	M	M	M	M	M	M	M	M	M
1987	M	M	M	M	M	M	M	M	M	M	0.00	M
1988	M	0.00	M	M	M	M	M	M	M	M	M	M
1989	M	M	M	M	M	M	M	M	M	M	M	M
1990	0.00	0.00	0.00	0.00	0.05	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1991	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1992	M	M	M	M	0.00	0.00	0.00	0.94	0.00	0.00	0.00	0.00
1993	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1994	M	M	M	0.00	0.00	0.00	M	0.00	0.00	0.00	0.00	0.00
1995	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1996	0.00	0.00	0.00	0.00	0.00	M	0.00	0.00	0.00	0.00	0.00	M
1997	0.00	0.00	0.00	0.00	0.00	M	0.00	0.00	0.00	0.00	0.00	0.00
1998	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1999	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.04	0.00	0.00	0.00	0.00
2000	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2001	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2002	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2003	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
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	0.00	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	M	M	M	M	M	M	M	M	M	M	M
2011	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2012	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2013	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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	M	M	M	M	M	M	M	M	M	M	M	M
2025	M	M	M	M	M	M	M	M	M	M	M	M

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1969	M	M	M	M	M	M	M	M	M	M	M	M
1970	M	M	M	M	M	M	M	M	M	M	M	M
1971	M	M	M	M	M	M	M	M	M	M	M	M
1972	M	M	M	M	M	M	M	M	M	M	M	M
1973	M	M	M	M	M	M	M	M	M	M	M	M
1974	M	M	M	M	M	M	M	M	M	M	M	M
1975	M	M	M	M	M	M	M	M	M	M	M	M
1976	M	M	M	M	M	M	M	M	M	M	M	M
1977	M	M	M	M	M	M	M	M	M	M	M	M
1978	M	9.9	M	M	M	7.9	5.5	M	M	6.8	M	M
1979	M	2.1	M	M	4.4	6.8	M	M	M	M	M	M
1980	M	M	M	M	M	M	M	M	M	M	M	M
1981	M	M	M	M	M	M	M	M	M	M	M	M
1982	M	M	M	M	M	7.6	6.0	6.7	5.4	7.9	13.1	19.1
1983	13.3	6.1	12.2	10.6	M	M	M	M	M	M	M	M
1984	M	M	M	M	M	M	M	M	M	M	M	M
1985	M	M	M	M	M	M	M	M	M	M	M	M
1986	M	M	M	M	M	M	M	M	M	M	M	M
1987	M	M	M	M	M	M	M	M	M	M	M	M
1988	M	M	M	M	M	M	M	M	M	M	M	M
1989	M	M	M	M	M	M	M	M	M	M	M	M
1990	M	M	M	M	M	M	M	M	M	M	M	M
1991	M	M	M	M	M	M	M	M	M	M	M	M
1992	M	M	M	M	M	M	M	M	M	M	M	M
1993	M	M	M	M	M	M	M	M	M	M	M	M
1994	M	M	M	M	M	M	M	M	M	M	M	M
1995	M	M	M	M	M	M	M	M	M	M	M	M
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	10.3	M
2000	M	M	M	M	M	M	M	M	M	M	M	M
2001	M	M	M	M	M	M	10.1	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	9.3	M	M	M	M
2004	M	M	M	7.8	M	M	M	8.5	5.7	5.5	8.7	10.8
2005	11.3	11.8	8.6	9.4	8.0	6.5	6.5	6.7	8.4	6.0	6.4	14.5
2006	11.1	16.5	M	M	M	M	M	M	M	M	M	M
2007	M	15.5	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	M	M	M	M	M	M	M	M	M	M	M
2011	10.5	12.4	12.4	9.4	6.3	5.6	6.0	5.2	5.2	4.5	4.9	10.4
2012	13.4	13.0	13.8	6.7	6.5	6.2	9.1	6.0	5.4	5.3	8.3	10.1
2013	13.6	13.2	12.6	9.4	6.5	6.4	8.1	8.4	5.1	5.7	6.9	8.7
2014	10.7	14.6	13.3	10.4	8.1	9.2	11.2	7.4	6.0	5.8	8.0	10.4
2015	15.0	12.3	15.2	11.1	9.9	11.4	10.7	7.8	6.7	5.3	6.7	10.3
2016	10.1	13.2	12.9	9.2	6.8	6.7	9.2	7.6	5.1	5.0	4.1	10.9
2017	13.3	11.7	11.9	8.6	6.4	6.2	6.9	5.9	4.1	4.7	5.7	12.1
2018	9.9	16.9	11.8	9.4	5.7	8.3	11.0	8.6	5.5	6.1	9.5	12.5
2019	13.1	14.8	14.1	11.3	6.9	8.9	9.8	6.1	6.3	5.6	9.3	9.7
2020	14.3	14.5	15.1	10.6	10.2	11.7	16.0	7.6	5.1	M	M	M
2021	M	M	M	M	M	M	M	M	M	M	9.0	11.9
2022	12.3	15.5	14.2	9.1	7.5	5.7	9.3	7.0	4.8	5.1	7.5	12.2
2023	12.9	16.3	12.8	10.5	6.2	6.6	8.6	7.3	7.1	5.9	6.8	11.0
2024	13.3	12.1	12.0	10.7	6.0	5.9	8.4	7.6	5.8	6.0	4.8	9.8
2025	12.2	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
1969	M	M	M	M	M	M	M	94.00	88.00	90.33	89.50	90.94
1970	91.62	93.17	94.33	96.40	89.20	91.00	M	M	91.00	M	90.00	91.11
1971	91.25	93.67	M	M	M	M	M	M	M	M	M	M
1972	M	M	M	M	M	M	M	M	M	M	M	M
1973	97.35	98.00	98.05	98.54	M	93.25	95.67	M	90.50	89.50	M	91.67
1974	94.00	M	M	97.00	M	M	M	M	M	M	M	M
1975	M	M	M	96.50	93.70	91.00	95.00	93.71	90.59	89.00	87.13	86.00
1976	87.82	90.04	91.26	91.17	91.38	90.52	92.95	94.40	91.00	89.09	90.56	91.75
1977	92.80	94.88	94.96	95.11	90.58	29.50	85.00	92.81	92.86	88.35	88.20	90.93
1978	92.62	93.64	93.44	90.24	88.33	90.17	92.39	93.06	90.39	89.07	89.46	90.67
1979	92.85	94.93	94.12	93.94	66.33	90.21	92.70	93.00	87.89	87.00	88.89	89.44
1980	M	93.86	95.75	94.73	92.18	92.19	94.15	92.26	92.05	89.61	89.47	90.14
1981	91.80	93.31	94.24	89.55	86.89	87.75	89.54	90.11	89.48	90.07	89.93	90.45
1982	92.17	92.30	93.07	91.18	90.39	91.19	92.90	95.73	93.37	88.21	92.19	93.70
1983	93.00	95.42	95.53	95.00	M	M	M	M	M	M	M	M
1984	M	M	M	M	M	M	M	M	M	M	M	M
1985	M	M	M	M	M	M	M	M	M	M	M	M
1986	M	M	M	M	M	M	M	M	M	M	M	M
1987	M	M	M	M	M	M	M	M	M	M	91.67	M
1988	M	96.00	M	M	M	M	M	M	M	M	M	M
1989	M	M	M	M	M	M	M	M	M	M	M	M
1990	91.50	90.00	93.25	94.50	92.06	92.80	93.91	93.44	90.62	87.33	87.50	89.67
1991	92.95	95.53	96.27	94.38	93.67	93.00	92.00	94.25	93.57	90.47	91.29	91.00
1992	M	M	M	M	94.00	93.25	95.00	92.17	94.50	91.88	90.50	92.00
1993	92.62	96.50	93.25	90.14	90.00	92.38	97.25	92.00	94.50	93.75	89.50	89.00
1994	M	M	M	97.00	91.71	91.80	M	93.50	90.80	88.50	88.11	93.50
1995	92.00	88.00	94.25	96.50	92.33	89.33	90.00	86.67	90.83	85.80	91.75	93.00
1996	92.20	89.50	93.67	95.40	90.00	M	91.40	88.40	89.20	89.17	87.00	M
1997	93.00	93.12	93.75	98.00	96.00	M	96.50	93.00	91.83	94.67	93.33	96.43
1998	96.33	96.38	95.00	95.00	92.86	90.43	89.60	94.00	89.50	96.00	90.25	89.00
1999	91.50	92.67	93.83	91.25	91.33	90.88	94.67	90.86	88.62	87.43	86.75	87.06
2000	89.23	91.06	92.48	93.07	91.07	90.89	94.38	92.00	92.00	90.71	89.57	90.67
2001	92.16	93.11	94.54	94.95	91.38	93.61	92.80	97.60	91.27	90.31	89.00	91.90
2002	93.33	94.17	95.78	96.20	95.30	92.00	96.35	94.70	90.73	91.32	92.88	92.38
2003	94.95	97.05	96.78	93.64	92.10	89.49	93.00	93.24	92.10	87.20	86.50	89.55
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	98.33	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	98.60	M	M	M	M	M	M	M	M
2010	75.20	M	M	M	M	M	M	91.40	M	M	73.40	87.80
2011	91.39	93.44	92.94	93.10	90.53	90.67	91.29	90.62	90.98	87.86	89.66	89.31
2012	92.10	94.63	94.83	92.12	90.65	93.50	95.70	93.84	92.66	90.30	91.88	94.01
2013	94.53	96.03	95.58	95.72	91.28	92.48	95.29	92.85	90.80	90.70	91.04	93.33
2014	95.00	96.54	96.71	97.22	92.75	97.40	100.05	95.20	92.54	90.53	92.54	92.62
2015	94.36	96.54	97.26	98.06	96.80	99.08	98.37	99.06	95.96	93.61	91.70	95.93
2016	96.68	98.48	99.30	100.58	95.75	95.30	97.67	96.57	93.80	89.83	88.64	91.75
2017	93.14	95.00	94.19	95.58	92.45	92.54	93.90	92.74	91.28	91.81	90.02	93.61
2018	93.20	94.74	97.50	95.18	91.05	95.00	98.72	97.32	92.48	90.65	94.10	96.34
2019	96.05	97.19	98.37	98.36	94.19	93.74	97.61	94.77	93.68	90.24	93.08	95.23
2020	95.35	97.92	98.43	99.38	96.88	93.80	92.93	92.80	91.92	M	M	M
2021	M	M	M	86.00	M	M	M	M	M	80.60	94.07	94.19
2022	94.83	95.06	95.99	92.12	91.86	89.36	94.19	91.57	89.18	89.19	89.00	92.21
2023	93.49	94.04	93.72	94.04	94.25	94.16	95.58	96.74	96.80	91.57	91.88	94.77
2024	97.21	96.55	98.95	98.18	93.55	91.46	95.41	94.59	93.56	92.45	89.66	92.97
2025	91.22	M	M	M	M	M	M	M	M	M	M	M

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1969	M	M	M	M	M	M	M	77.00	77.00	76.00	75.00	75.12
1970	73.46	73.33	73.67	78.60	75.80	79.00	M	M	75.00	M	76.33	74.00
1971	72.25	71.83	M	M	M	M	M	M	M	M	M	M
1972	M	M	M	M	M	M	M	M	M	M	M	M
1973	76.95	77.55	77.36	78.69	M	78.00	78.33	M	75.00	73.00	M	74.33
1974	75.50	M	M	77.00	M	M	M	M	M	M	M	M
1975	M	M	M	79.25	79.50	79.00	76.33	79.71	75.82	77.32	77.04	73.47
1976	74.55	75.04	77.67	77.50	78.92	78.05	78.68	77.85	78.12	76.59	76.80	77.94
1977	73.90	74.42	76.22	76.93	79.26	29.50	79.00	77.57	77.54	75.96	75.53	73.89
1978	73.65	75.61	75.56	76.95	76.33	76.78	76.93	76.74	75.64	75.60	76.46	74.70
1979	73.30	76.19	76.88	79.62	66.33	77.29	78.10	77.50	73.56	74.00	75.00	75.62
1980	M	76.00	76.40	77.27	76.82	78.31	78.00	76.58	76.26	75.83	75.21	74.48
1981	74.20	76.25	76.18	76.55	75.22	76.25	75.92	75.22	75.00	74.20	74.93	74.82
1982	72.33	74.50	75.47	77.53	76.13	78.43	77.42	78.12	76.93	74.93	76.86	77.57
1983	78.80	78.08	78.21	81.00	M	M	M	M	M	M	M	M
1984	M	M	M	M	M	M	M	M	M	M	M	M
1985	M	M	M	M	M	M	M	M	M	M	M	M
1986	M	M	M	M	M	M	M	M	M	M	M	M
1987	M	M	M	M	M	M	M	M	M	M	78.33	M
1988	M	78.00	M	M	M	M	M	M	M	M	M	M
1989	M	M	M	M	M	M	M	M	M	M	M	M
1990	74.00	75.50	77.38	78.33	79.00	79.00	78.64	78.17	76.38	75.17	76.00	67.83
1991	73.16	75.88	76.40	77.38	79.00	78.00	76.00	78.50	78.57	75.80	77.00	75.00
1992	M	M	M	M	81.00	79.75	78.00	75.33	80.50	75.75	76.67	77.25
1993	75.00	74.50	77.25	77.00	76.80	80.12	79.25	78.00	77.00	79.50	76.75	75.33
1994	M	M	M	80.00	79.00	78.40	M	80.00	77.80	79.00	75.44	78.50
1995	72.00	74.00	78.25	78.50	79.33	77.67	76.67	76.33	75.17	74.40	75.50	74.50
1996	72.20	78.00	78.33	77.00	78.00	M	77.80	75.60	75.40	75.00	73.00	M
1997	73.50	76.25	76.00	77.20	79.00	M	78.00	79.00	78.50	78.33	77.67	75.86
1998	77.00	75.25	77.20	82.00	79.86	78.29	75.80	78.83	76.12	78.00	75.50	74.56
1999	73.75	75.33	75.58	77.00	76.67	77.62	77.93	76.07	72.88	74.29	74.62	74.00
2000	73.23	73.06	74.48	76.79	76.86	76.78	76.00	79.00	76.50	76.14	74.57	73.78
2001	73.47	74.00	74.15	76.95	77.69	78.33	77.00	79.70	76.60	76.06	75.75	76.60
2002	74.67	74.67	76.94	78.50	79.60	78.25	78.94	78.20	76.18	76.95	76.88	75.33
2003	73.79	74.95	76.39	77.57	78.10	77.60	78.59	77.70	77.48	74.80	75.75	74.80
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	83.00	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	98.60	M	M	M	M	M	M	M	M
2010	75.20	M	M	M	M	M	M	88.70	M	M	73.40	73.63
2011	73.39	74.70	74.97	75.33	76.00	76.81	76.25	74.94	75.32	73.46	74.06	73.98
2012	73.11	73.71	76.65	75.62	75.90	75.62	77.35	75.03	75.56	73.17	75.20	75.55
2013	76.73	75.59	78.05	77.96	77.00	78.26	78.68	76.77	75.20	75.55	75.08	74.75
2014	74.74	75.33	76.81	76.10	76.55	79.22	80.19	77.60	76.10	75.49	75.80	75.90
2015	76.36	76.55	76.94	77.42	78.80	79.52	79.21	78.39	78.29	75.95	76.22	77.35
2016	75.14	76.81	78.16	76.04	77.64	77.48	78.57	77.64	76.46	74.79	74.66	76.13
2017	74.62	76.29	77.00	77.45	76.30	77.06	76.94	75.43	74.96	75.49	74.78	76.54
2018	75.08	76.55	75.43	75.74	74.91	76.52	78.34	76.83	75.26	74.62	75.08	73.63
2019	74.50	75.65	77.23	77.78	77.23	78.62	78.39	76.94	76.04	74.74	76.10	77.06
2020	75.61	76.69	75.26	79.04	81.80	82.40	81.05	81.30	80.90	M	M	M
2021	M	M	M	86.00	M	M	M	M	M	77.00	76.60	76.07
2022	72.70	75.71	76.13	74.18	76.13	74.78	76.59	75.49	73.88	74.04	74.60	73.34
2023	74.39	75.71	75.43	76.04	76.13	77.54	78.45	78.05	78.14	76.07	77.48	77.23
2024	77.64	77.12	78.74	79.22	78.45	76.88	78.86	76.54	76.52	75.72	74.90	76.30
2025	75.74	M	M	M	M	M	M	M	M	M	M	M

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1969	M	M	M	M	M	M	M	85.50	82.50	83.17	82.25	83.03
1970	82.54	83.25	84.00	87.50	82.50	85.00	M	M	83.00	M	83.17	82.56
1971	81.75	82.75	M	M	M	M	M	M	M	M	M	M
1972	M	M	M	M	M	M	M	M	M	M	M	M
1973	87.15	87.77	87.70	88.62	M	85.62	87.00	M	82.75	81.25	M	83.00
1974	84.75	M	M	87.00	M	M	M	M	M	M	M	M
1975	M	M	M	87.88	86.60	85.00	85.67	86.71	83.20	83.16	82.09	79.73
1976	81.18	82.54	84.46	84.33	85.15	84.29	85.82	86.12	84.56	82.84	83.68	84.84
1977	83.35	84.65	85.59	86.02	84.92	29.50	82.00	85.19	85.20	82.15	81.87	82.41
1978	83.13	84.62	84.50	83.60	82.33	83.47	84.66	84.90	83.02	82.33	82.96	82.68
1979	83.07	85.56	85.50	86.78	66.33	83.75	85.40	85.25	80.72	80.50	81.95	82.53
1980	M	84.93	86.08	86.00	84.50	85.25	86.08	84.42	84.16	82.72	82.34	82.31
1981	83.00	84.78	85.21	83.05	81.06	82.00	82.73	82.67	82.24	82.13	82.43	82.64
1982	82.25	83.40	84.27	84.35	83.26	84.81	85.16	86.92	85.15	81.57	84.52	85.63
1983	85.90	86.75	86.87	88.00	M	M	M	M	M	M	M	M
1984	M	M	M	M	M	M	M	M	M	M	M	M
1985	M	M	M	M	M	M	M	M	M	M	M	M
1986	M	M	M	M	M	M	M	M	M	M	M	M
1987	M	M	M	M	M	M	M	M	M	M	85.00	M
1988	M	87.00	M	M	M	M	M	M	M	M	M	M
1989	M	M	M	M	M	M	M	M	M	M	M	M
1990	82.75	82.75	85.31	86.42	85.53	85.90	86.27	85.81	83.50	81.25	81.75	78.75
1991	83.05	85.71	86.33	85.88	86.33	85.50	84.00	86.38	86.07	83.13	84.14	83.00
1992	M	M	M	M	87.50	86.50	86.50	83.75	87.50	83.81	83.58	84.62
1993	83.81	85.50	85.25	83.57	83.40	86.25	88.25	85.00	85.75	86.62	83.12	82.17
1994	M	M	M	88.50	85.36	85.10	M	86.75	84.30	83.75	81.78	86.00
1995	82.00	81.00	86.25	87.50	85.83	83.50	83.33	81.50	83.00	80.10	83.62	83.75
1996	82.20	83.75	86.00	86.20	84.00	M	84.60	82.00	82.30	82.08	80.00	M
1997	83.25	84.69	84.88	87.60	87.50	M	87.25	86.00	85.17	86.50	85.50	86.14
1998	86.67	85.81	86.10	88.50	86.36	84.36	82.70	86.42	82.81	87.00	82.88	81.78
1999	82.62	84.00	84.71	84.12	84.00	84.25	86.30	83.46	80.75	80.86	80.69	80.53
2000	81.23	82.06	83.48	84.93	83.96	83.83	85.19	85.50	84.25	83.43	82.07	82.22
2001	82.82	83.55	84.35	85.95	84.54	85.97	84.90	88.65	83.93	83.19	82.38	84.25
2002	84.00	84.42	86.36	87.35	87.45	85.12	87.65	86.45	83.45	84.14	84.88	83.86
2003	84.37	86.00	86.58	85.61	85.10	83.54	85.79	85.47	84.79	81.00	81.12	82.18
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	90.67	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	98.60	M	M	M	M	M	M	M	M
2010	75.20	M	M	M	M	M	M	90.05	M	M	73.40	80.72
2011	82.39	84.07	83.95	84.22	83.26	83.74	83.77	82.78	83.15	80.66	81.86	81.65
2012	82.60	84.17	85.74	83.87	83.27	84.56	86.52	84.43	84.11	81.73	83.54	84.78
2013	85.63	85.81	86.81	86.84	84.14	85.37	86.99	84.81	83.00	83.13	83.06	84.04
2014	84.87	85.94	86.76	86.66	84.65	88.31	90.12	86.40	84.32	83.01	84.17	84.26
2015	85.36	86.55	87.10	87.74	87.80	89.30	88.79	88.73	87.12	84.78	83.96	86.64
2016	85.91	87.64	88.73	88.31	86.70	86.39	88.12	87.10	85.13	82.31	81.65	83.94
2017	83.88	85.65	85.59	86.51	84.37	84.80	85.42	84.08	83.12	83.65	82.40	85.07
2018	84.14	85.65	86.46	85.46	82.98	85.76	88.53	87.07	83.87	82.63	84.59	84.98
2019	85.27	86.42	87.80	88.07	85.71	86.18	88.00	85.85	84.86	82.49	84.59	86.15
2020	85.48	87.30	86.84	89.21	89.34	88.10	86.99	87.05	86.41	M	M	M
2021	M	M	M	86.00	M	M	M	M	M	78.80	85.33	85.13
2022	83.76	85.39	86.06	83.15	84.00	82.07	85.39	83.53	81.53	81.62	81.80	82.78
2023	83.94	84.87	84.58	85.04	85.19	85.85	87.02	87.39	87.47	83.82	84.68	86.00
2024	87.42	86.84	88.85	88.70	86.00	84.17	87.13	85.56	85.04	84.08	82.28	84.64
2025	83.48	M	M	M	M	M	M	M	M	M	M	M

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
1969	M	M	M	M	M	M	M	M	M	M	M	M
1970	M	M	M	M	M	M	M	M	M	M	M	M
1971	M	M	M	M	M	M	M	M	M	M	M	M
1972	M	M	M	M	M	M	M	M	M	M	M	M
1973	M	M	M	M	M	M	M	M	M	M	M	M
1974	M	M	M	M	M	M	M	M	M	M	M	M
1975	M	M	M	M	M	M	M	M	M	M	M	M
1976	M	M	M	M	M	M	M	M	M	M	M	M
1977	M	M	M	M	M	M	M	M	M	M	M	M
1978	M	54.1%	M	M	M	71.2%	67.1%	M	M	78.0%	M	M
1979	M	71.3%	M	M	M	75.6%	M	M	M	M	M	M
1980	M	M	M	M	M	M	M	M	M	M	M	M
1981	M	M	M	M	M	M	M	M	M	M	M	M
1982	M	M	M	M	M	67.1%	69.2%	65.3%	72.4%	78.7%	68.3%	64.6%
1983	61.0%	64.9%	59.0%	66.3%	M	M	M	M	M	M	M	M
1984	M	M	M	M	M	M	M	M	M	M	M	M
1985	M	M	M	M	M	M	M	M	M	M	M	M
1986	M	M	M	M	M	M	M	M	M	M	M	M
1987	M	M	M	M	M	M	M	M	M	M	M	M
1988	M	M	M	M	M	M	M	M	M	M	M	M
1989	M	M	M	M	M	M	M	M	M	M	M	M
1990	M	M	M	M	M	M	M	M	M	M	M	M
1991	M	M	M	M	M	M	M	M	M	M	M	M
1992	M	M	M	M	M	M	M	M	M	M	M	M
1993	M	M	M	M	M	M	M	M	M	M	M	M
1994	M	M	M	M	M	M	M	M	M	M	M	M
1995	M	M	M	M	M	M	M	M	M	M	M	M
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	74.1%	M
2000	M	M	M	M	M	M	M	M	M	M	M	M
2001	M	M	M	M	M	M	74.5%	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	56.8%	M	M	M	M
2004	M	M	M	75.4%	M	M	M	73.0%	77.7%	79.4%	78.5%	62.1%
2005	62.1%	59.1%	56.9%	70.8%	75.9%	78.8%	77.8%	81.2%	78.4%	83.5%	85.7%	71.0%
2006	63.5%	59.1%	M	M	M	M	M	M	M	M	M	M
2007	M	55.1%	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	M	M	M	M	M	M	M	M	M	M	M
2011	64.8%	62.4%	62.8%	68.4%	77.7%	78.1%	74.8%	78.7%	77.3%	83.1%	79.9%	74.5%
2012	64.8%	57.0%	61.7%	71.5%	76.0%	73.2%	67.0%	74.8%	75.7%	80.2%	73.0%	65.0%
2013	56.3%	57.5%	63.1%	64.5%	75.4%	72.1%	64.9%	71.3%	78.0%	77.4%	72.5%	60.2%
2014	57.0%	55.4%	56.0%	62.1%	70.5%	62.0%	56.1%	66.5%	73.4%	77.7%	70.8%	66.6%
2015	56.2%	55.8%	50.8%	58.3%	61.4%	60.0%	58.5%	62.6%	69.0%	74.9%	73.8%	61.7%
2016	55.7%	51.9%	51.2%	64.0%	69.1%	68.3%	59.0%	65.1%	71.9%	79.5%	82.8%	64.5%
2017	56.6%	52.6%	60.0%	64.5%	73.4%	73.4%	71.3%	77.0%	80.5%	78.5%	79.2%	59.1%
2018	64.1%	49.1%	56.9%	65.7%	78.1%	68.5%	60.5%	64.8%	76.2%	78.5%	70.5%	58.0%
2019	57.2%	53.1%	55.0%	58.7%	68.7%	68.4%	60.3%	72.1%	75.9%	79.5%	71.1%	63.6%
2020	56.9%	52.9%	50.0%	57.7%	65.4%	68.1%	71.0%	72.9%	71.6%	M	M	M
2021	M	M	M	M	M	M	M	M	M	M	66.3%	59.0%
2022	56.0%	52.5%	57.1%	70.7%	75.7%	79.6%	68.2%	74.4%	81.8%	82.5%	79.1%	62.9%
2023	58.6%	51.7%	60.2%	65.9%	73.7%	73.3%	68.1%	67.7%	69.4%	78.7%	77.7%	64.8%
2024	56.4%	59.4%	56.0%	60.5%	76.1%	80.5%	69.2%	72.2%	75.1%	78.1%	82.3%	65.3%
2025	66.0%	M	M	M	M	M	M	M	M	M	M	M

Monthly Plots

Select month and year:

Dec 2024

JanFebMarAprMayJunJulAugSepOctNovDec 1968196919701971197219731974197519761977197819791980198119821983198419851986198719881989199019911992199319941995199619971998199920002001200220032004200520062007200820092010201120122013201420152016201720182019202020212022202320242025

Feb 2025