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 (USC00418433) 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
2003	M	M	M	M	M	M	0.00	1.50	0.44	0.41	1.00	0.01
2004	1.18	1.46	2.63	1.63	0.37	1.07	1.91	1.74	3.35	2.37	5.44	0.17
2005	0.45	0.66	0.73	0.13	1.71	1.03	0.62	2.89	0.07	2.40	0.00	0.01
2006	0.30	0.23	1.11	0.55	1.86	0.86	0.43	2.42	2.14	2.08	0.02	1.66
2007	0.64	0.11	3.28	1.76	1.88	2.69	1.02	3.15	0.18	0.03	0.27	0.24
2008	0.02	0.00	0.71	1.79	1.56	1.92	0.00	0.21	1.75	2.02	0.03	0.00
2009	0.19	0.41	0.32	0.37	0.97	0.85	1.75	0.18	0.54	0.99	0.01	1.24
2010	0.81	2.07	0.77	2.33	1.19	1.97	2.94	0.65	4.52	0.19	0.37	0.14
2011	0.00	0.14	0.08	0.00	1.07	0.75	0.39	0.38	1.23	0.14	0.11	1.11
2012	0.90	0.72	0.73	0.86	2.44	1.20	0.34	1.09	4.65	0.88	0.03	0.05
2013	0.58	0.43	0.03	0.07	3.25	1.62	2.12	1.17	1.16	1.03	0.56	1.01
2014	M	0.43	0.02	0.13	3.45	2.57	0.86	0.40	5.76	0.75	1.54	0.39
2015	1.66	0.02	0.74	1.94	4.69	2.39	3.93	0.11	0.10	2.53	1.45	0.56
2016	0.07	0.10	0.55	3.05	3.38	3.24	0.71	1.24	1.97	0.32	3.62	0.70
2017	1.03	0.46	1.56	1.27	0.35	1.54	0.79	1.77	2.32	0.21	0.37	0.07
2018	0.02	0.12	M	M	M	M	M	M	M	M	M	M
2019	M	0.31	0.02	2.32	5.09	1.83	0.48	1.42	1.98	M	1.91	0.16
2020	1.02	1.02	4.37	0.76	1.22	1.25	1.14	1.17	1.73	0.54	0.32	0.20
2021	0.10	0.05	0.16	0.66	5.82	2.85	2.44	0.78	1.69	0.16	0.06	0.05
2022	0.18	0.30	0.08	0.22	3.44	1.24	0.18	4.68	0.39	3.70	0.72	0.36
2023	0.12	0.49	0.79	0.84	4.36	2.07	0.57	0.07	1.22	2.03	0.21	1.14
2024	0.44	0.59	0.49	0.55	2.31	1.12	0.13	0.34	6.20	M	3.38	0.07
2025	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	0.77	1.09	1.56	1.40	2.68	3.14	1.91	2.09	2.75	2.17	1.19	1.06

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2003	M	M	M	M	M	M	4.1	8.2	9.0	8.8	10.5	10.6
2004	9.9	10.0	11.6	11.2	11.7	9.6	8.1	6.6	5.0	6.1	6.1	5.6
2005	9.3	8.4	11.4	11.5	10.0	10.3	8.9	7.4	8.1	8.3	9.1	9.4
2006	10.3	10.3	12.4	11.9	11.1	8.8	8.6	7.3	8.7	9.3	10.0	10.0
2007	8.9	10.8	10.5	11.9	8.5	8.9	6.5	8.9	8.2	9.9	8.5	9.7
2008	10.1	10.8	12.9	12.6	12.1	11.3	9.1	6.8	6.7	9.2	9.3	11.4
2009	9.9	11.5	11.9	13.5	9.6	9.8	7.9	8.9	8.8	10.0	7.9	8.3
2010	9.4	9.1	12.2	12.8	10.4	11.1	7.9	8.1	8.2	7.9	9.9	9.9
2011	8.8	11.1	11.1	12.8	12.4	12.7	8.8	8.2	8.1	10.4	10.2	9.5
2012	10.6	11.2	11.7	11.1	10.6	10.3	8.7	8.5	8.8	9.2	8.8	9.7
2013	9.1	10.5	11.4	12.6	12.1	10.9	8.6	8.1	8.1	9.5	9.5	8.7
2014	10.7	9.5	11.7	12.3	10.4	11.9	9.1	8.7	8.3	8.1	10.0	9.2
2015	8.6	9.3	7.9	10.8	10.6	8.5	8.4	8.0	8.3	8.8	9.8	9.7
2016	8.7	10.0	11.4	10.3	10.8	8.4	9.8	8.3	5.7	9.2	8.4	9.3
2017	10.1	10.4	11.4	11.5	10.7	9.7	8.4	7.6	8.9	9.8	9.2	8.5
2018	9.3	10.2	10.7	12.6	11.6	11.7	8.1	9.1	8.2	9.1	9.1	9.7
2019	10.0	10.9	10.6	11.0	10.3	9.3	8.7	8.9	8.5	10.5	9.3	8.2
2020	9.0	10.1	9.9	10.3	10.2	11.3	9.2	8.4	7.7	9.6	9.6	9.5
2021	9.3	7.2	12.6	11.3	11.1	8.5	6.6	7.8	7.5	8.8	8.7	9.0
2022	9.4	9.7	11.3	12.3	10.5	10.3	8.7	7.5	6.7	7.8	9.6	8.8
2023	10.2	11.3	11.4	11.1	8.6	8.8	8.8	8.7	7.8	9.0	8.3	8.3
2024	9.1	10.3	10.1	11.2	10.2	11.0	8.8	8.5	7.0	8.8	8.4	8.1
2025	7.9	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
2003	M	M	M	M	M	M	96.58	94.51	83.01	78.39	65.64	61.15
2004	58.16	55.06	68.84	74.33	87.60	89.92	91.53	86.25	82.50	74.56	59.70	56.88
2005	57.14	57.23	65.36	75.79	80.66	91.48	92.92	86.29	87.56	72.99	68.12	55.23
2006	63.65	59.13	67.42	80.30	85.88	91.46	93.84	92.91	81.62	72.08	66.50	54.47
2007	52.79	57.25	68.52	69.14	77.00	86.18	88.03	90.70	87.44	81.99	66.74	57.66
2008	56.79	66.88	70.21	77.72	87.22	95.94	94.01	90.12	79.64	74.27	64.40	57.26
2009	57.43	65.41	70.69	77.00	82.21	91.71	91.23	93.50	81.53	72.16	70.10	51.43
2010	53.36	50.78	67.71	74.25	82.72	94.16	88.88	95.90	86.54	78.52	68.36	60.96
2011	56.80	60.74	75.23	86.61	88.70	100.14	98.98	99.66	89.17	71.10	65.60	49.92
2012	60.26	59.54	73.48	84.09	87.18	94.69	95.36	95.35	85.74	74.05	70.15	59.78
2013	55.51	60.48	70.98	78.32	85.37	92.22	90.58	93.30	88.00	77.07	61.76	52.14
2014	57.64	56.18	68.84	78.51	84.21	89.56	92.49	94.01	81.97	78.60	60.52	55.31
2015	43.13	55.31	65.80	76.25	79.61	87.47	92.00	94.95	90.09	78.16	65.02	59.43
2016	56.04	65.84	71.58	75.48	81.47	87.58	97.43	91.19	85.66	82.35	67.00	54.85
2017	56.58	67.53	74.60	76.63	84.24	92.37	94.75	89.03	85.51	76.52	69.27	55.19
2018	56.92	62.15	72.63	76.96	92.32	96.10	95.69	93.86	82.17	69.89	60.39	52.77
2019	55.03	60.71	62.70	76.68	78.51	88.86	94.30	98.09	90.32	75.14	62.24	60.23
2020	59.39	56.17	69.13	74.87	87.61	93.53	97.87	97.62	82.08	76.14	69.63	58.45
2021	51.84	49.50	69.84	71.17	79.35	93.03	93.33	94.55	90.37	81.88	68.23	70.23
2022	56.77	55.46	69.58	81.97	92.19	95.40	99.42	91.90	88.73	75.68	60.00	57.48
2023	58.07	60.82	68.29	76.27	83.74	93.80	97.97	99.74	91.63	75.87	64.27	59.94
2024	50.61	66.14	70.52	79.50	85.90	95.83	95.48	100.00	84.80	83.42	66.77	61.19
2025	54.13	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	57.00	61.61	69.70	78.30	85.70	92.40	95.59	94.40	87.00	78.00	66.00	57.71

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2003	M	M	M	M	M	M	72.13	72.19	62.47	54.81	43.99	34.46
2004	35.13	35.17	49.26	51.60	61.36	67.19	69.00	67.10	62.32	54.75	42.55	32.79
2005	35.67	38.20	40.43	49.09	58.72	67.96	69.29	66.90	63.98	51.68	38.66	29.50
2006	34.03	32.90	44.43	53.72	60.34	66.02	70.32	69.05	58.10	50.36	39.32	30.84
2007	27.82	31.81	46.17	46.16	59.52	66.14	68.87	70.09	65.72	54.82	42.44	32.06
2008	30.55	34.61	41.41	50.00	60.34	71.46	71.43	70.21	59.24	48.61	38.48	30.14
2009	27.99	36.03	42.76	49.58	57.24	69.02	69.82	69.14	60.39	48.80	41.61	28.42
2010	29.03	32.19	40.00	52.40	59.53	70.40	70.82	71.52	65.46	52.36	39.51	32.87
2011	27.85	30.57	44.17	55.50	60.90	73.83	76.01	75.61	64.28	47.60	41.07	33.61
2012	33.79	36.42	47.44	57.21	64.14	70.65	72.63	72.49	64.42	51.47	44.32	34.04
2013	33.27	34.60	42.57	48.21	59.80	70.38	70.57	70.94	66.05	53.55	39.50	29.17
2014	27.42	30.01	38.71	51.52	56.53	68.64	70.16	70.59	65.49	54.23	36.27	38.06
2015	30.57	32.46	41.69	53.83	57.63	66.30	70.75	70.53	66.76	55.46	44.05	34.63
2016	30.45	37.15	45.66	51.40	58.30	67.29	72.68	69.75	65.07	57.22	46.60	32.77
2017	32.86	39.51	47.59	53.24	58.51	68.22	70.93	68.09	64.26	51.98	43.60	31.84
2018	28.03	34.00	45.83	46.67	65.63	71.62	73.00	71.99	64.45	52.62	37.49	33.78
2019	33.06	34.99	40.47	51.72	59.12	65.47	70.45	73.35	69.41	47.74	36.87	34.45
2020	35.13	32.45	48.06	49.40	60.47	67.58	73.79	72.06	59.40	49.69	44.90	32.90
2021	33.10	26.93	43.58	49.07	54.87	64.63	64.32	68.77	65.27	54.86	42.47	40.97
2022	28.29	27.64	40.06	54.07	63.90	71.00	75.65	72.65	65.67	53.32	39.43	36.68
2023	35.23	35.82	43.45	49.53	60.94	67.53	73.71	75.29	68.87	54.65	44.00	37.03
2024	29.16	40.52	45.13	53.47	62.81	73.20	71.65	75.65	64.50	58.81	45.00	39.13
2025	34.10	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	28.91	32.32	40.20	48.00	58.50	67.10	70.30	69.51	61.90	50.69	38.30	30.40

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2003	M	M	M	M	M	M	84.35	83.35	72.74	66.60	54.82	47.81
2004	46.65	45.11	59.05	62.97	74.48	78.55	80.26	76.67	72.41	64.66	51.12	44.84
2005	46.40	47.71	52.90	62.44	69.69	79.72	81.10	76.59	75.77	62.34	53.39	42.36
2006	48.84	46.01	55.92	67.01	73.11	78.74	82.08	80.98	69.86	61.22	52.91	42.65
2007	40.30	44.53	57.35	57.65	68.26	76.16	78.45	80.40	76.58	68.41	54.59	44.86
2008	43.67	50.74	55.81	63.86	73.78	83.70	82.72	80.16	69.44	61.44	51.44	43.70
2009	42.71	50.72	56.73	63.29	69.72	80.37	80.52	81.32	70.96	60.48	55.86	39.92
2010	41.20	41.49	53.86	63.33	71.12	82.28	79.85	83.71	76.00	65.44	53.93	46.91
2011	42.32	45.66	59.70	71.06	74.80	86.98	87.50	87.64	76.72	59.35	53.33	41.76
2012	47.02	47.98	60.46	70.65	75.66	82.67	84.00	83.92	75.08	62.76	57.23	46.91
2013	44.39	47.54	56.78	63.26	72.59	81.30	80.57	82.12	77.02	65.31	50.63	40.66
2014	42.53	43.10	53.77	65.01	70.37	79.10	81.32	82.30	73.73	66.41	48.40	46.68
2015	36.85	43.88	53.74	65.04	68.62	76.89	81.38	82.74	78.43	66.81	54.53	47.03
2016	43.25	51.49	58.62	63.44	69.88	77.44	85.06	80.47	75.36	69.78	56.80	43.81
2017	44.72	53.52	61.10	64.93	71.37	80.30	82.84	78.56	74.89	64.25	56.43	43.52
2018	42.48	48.08	59.23	61.82	78.97	83.86	84.35	82.93	73.31	61.26	48.94	43.28
2019	44.05	47.85	51.59	64.20	68.81	77.16	82.38	85.72	79.87	61.44	49.56	47.34
2020	47.26	44.31	58.60	62.13	74.04	80.56	85.83	84.84	70.74	62.91	57.27	45.68
2021	42.47	38.21	56.71	60.12	67.11	78.83	78.82	81.66	77.82	68.37	55.35	55.60
2022	42.53	41.55	54.82	68.02	78.05	83.20	87.53	82.27	77.20	64.50	49.72	47.08
2023	46.65	48.32	55.87	62.90	72.34	80.67	85.84	87.52	80.25	65.26	54.13	48.48
2024	39.89	53.33	57.82	66.48	74.35	84.52	83.56	87.82	74.65	71.11	55.88	50.16
2025	44.12	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	42.95	46.97	54.95	63.15	72.10	79.75	82.95	81.96	74.45	64.35	52.15	44.05

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
2003	M	M	M	M	M	M	47.3%	45.8%	59.7%	57.1%	56.6%	41.7%
2004	61.4%	63.8%	60.8%	61.9%	53.8%	60.8%	55.6%	64.0%	61.3%	71.9%	76.5%	63.4%
2005	72.6%	73.2%	58.1%	46.7%	68.0%	60.1%	58.4%	69.8%	59.4%	70.0%	48.3%	50.6%
2006	39.9%	47.9%	51.8%	53.6%	58.6%	54.4%	54.5%	68.5%	69.8%	71.8%	62.9%	71.3%
2007	82.7%	69.2%	69.3%	69.5%	75.3%	69.3%	70.1%	66.7%	69.0%	49.5%	59.9%	61.5%
2008	49.9%	45.4%	50.3%	44.4%	48.1%	50.6%	54.3%	62.5%	59.8%	57.6%	48.6%	43.9%
2009	40.5%	39.9%	44.5%	41.3%	60.2%	53.2%	56.2%	50.4%	63.5%	67.3%	53.0%	68.2%
2010	65.7%	71.3%	52.8%	58.2%	61.0%	59.5%	72.0%	52.5%	67.7%	49.9%	45.9%	45.3%
2011	51.8%	49.0%	45.3%	28.5%	35.3%	32.1%	35.9%	36.4%	39.3%	54.9%	54.6%	72.6%
2012	56.7%	60.0%	58.2%	46.9%	55.0%	49.8%	48.2%	45.9%	56.4%	61.4%	53.4%	46.4%
2013	60.0%	50.7%	39.4%	43.9%	48.8%	55.6%	54.7%	54.4%	55.9%	59.5%	64.0%	68.6%
2014	42.1%	59.2%	41.3%	39.0%	44.0%	63.3%	54.5%	50.2%	73.5%	60.8%	61.6%	70.3%
2015	71.0%	63.6%	64.6%	64.1%	70.4%	68.1%	61.6%	51.4%	52.3%	59.0%	67.2%	63.7%
2016	63.8%	49.1%	52.0%	60.3%	65.7%	67.6%	51.4%	61.6%	69.3%	62.6%	65.5%	64.3%
2017	58.5%	52.2%	56.2%	63.7%	51.8%	59.8%	52.7%	66.2%	59.4%	55.2%	62.0%	63.9%
2018	43.9%	55.9%	43.2%	45.2%	49.2%	51.1%	47.0%	50.8%	76.8%	80.3%	62.1%	68.0%
2019	63.4%	61.1%	58.2%	60.4%	72.8%	64.9%	52.4%	50.0%	61.8%	49.9%	66.1%	54.4%
2020	59.0%	64.1%	67.8%	59.0%	51.7%	49.8%	49.3%	42.6%	66.7%	54.1%	55.2%	50.8%
2021	68.0%	63.9%	48.8%	53.7%	70.9%	65.1%	67.0%	60.5%	50.0%	50.9%	51.9%	38.6%
2022	41.8%	48.1%	33.1%	34.1%	38.8%	42.1%	34.6%	52.1%	50.0%	56.6%	63.4%	59.4%
2023	49.7%	47.7%	46.9%	41.4%	60.6%	53.5%	41.9%	33.9%	49.7%	56.6%	64.8%	59.7%
2024	60.2%	48.9%	53.3%	43.8%	55.1%	50.8%	46.5%	37.4%	60.7%	45.5%	62.2%	56.2%
2025	63.2%	M	M	M	M	M	M	M	M	M	M	M