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 (USC00218618) 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
2002	M	M	M	M	M	M	0.00	0.00	0.00	0.00	0.00	0.00
2003	0.00	0.00	0.00	0.00	0.00	11.14	0.00	0.00	0.00	0.00	0.00	0.00
2004	0.00	0.00	0.00	0.00	0.00	0.00	M	0.00	0.00	0.00	0.00	0.00
2005	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2006	0.00	0.00	0.00	0.00	M	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2007	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2008	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2009	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2010	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2011	0.00	0.00	0.01	0.01	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2012	0.00	0.00	0.04	0.02	0.11	0.18	0.07	0.00	0.01	0.01	0.02	0.01
2013	0.01	0.01	0.01	0.00	0.07	0.01	0.00	0.00	0.00	0.05	0.00	0.02
2014	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.01	0.00	0.00
2015	0.00	0.00	0.00	0.01	0.04	0.01	0.01	0.04	0.02	0.00	0.00	0.00
2016	0.00	0.00	0.00	0.00	0.00	0.00	0.01	0.00	0.01	0.00	0.00	0.00
2017	0.00	0.00	0.00	0.01	0.00	0.01	0.01	0.01	0.04	0.01	0.00	0.00
2018	0.00	0.00	0.00	0.00	0.00	0.03	0.02	0.01	0.00	0.00	0.00	0.00
2019	0.00	0.00	0.01	0.00	0.00	0.01	0.01	0.02	0.02	0.00	0.00	0.00
2020	0.00	0.00	0.00	0.00	0.00	0.01	0.02	0.02	0.00	0.00	0.00	0.00
2021	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.01	0.00	0.00	0.00	0.00
2022	0.00	0.00	0.00	0.00	0.01	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2023	0.00	0.00	0.00	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
NCEI Climatology	0.75	0.77	1.18	2.18	3.32	4.29	4.11	3.21	3.37	2.75	1.26	0.82

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
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	M	M	M	M	M	M	M	M	M	M	M
2011	M	M	M	M	M	M	M	M	M	M	M	M
2012	M	M	M	M	M	M	M	M	M	M	M	M
2013	M	M	M	M	M	M	M	M	M	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	M	M	M	M	M	M	M
2017	M	M	M	M	M	M	M	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	5.9	5.6	6.1	6.6	5.3	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
2002	M	M	M	M	M	M	81.44	75.35	69.81	41.78	34.13	27.51
2003	18.41	19.90	35.24	53.73	65.39	73.44	79.59	81.23	67.09	56.50	32.16	27.50
2004	13.89	27.89	37.81	54.95	60.81	71.66	M	69.62	72.40	55.46	41.08	25.17
2005	16.94	30.30	37.45	58.31	61.06	71.18	70.79	68.90	71.90	57.24	38.22	23.70
2006	30.80	23.28	37.88	41.42	M	77.15	86.41	79.26	66.75	50.15	39.64	31.92
2007	23.45	18.69	40.90	52.29	69.61	78.43	82.71	77.09	68.53	56.65	35.73	19.98
2008	19.33	20.54	33.21	48.35	62.17	71.64	79.03	79.48	68.77	54.22	36.68	14.64
2009	14.45	26.10	34.96	51.64	58.36	62.73	63.04	62.75	62.12	38.49	41.96	19.60
2010	18.78	28.49	47.60	61.99	66.45	72.50	80.51	77.03	58.33	50.12	35.80	17.12
2011	14.26	24.29	35.21	50.82	63.51	72.82	83.50	79.87	69.74	59.55	41.08	30.84
2012	27.01	31.29	51.77	56.24	68.89	78.01	84.97	79.51	70.91	49.51	38.43	24.75
2013	20.44	24.63	34.82	42.53	63.56	63.09	78.15	79.33	76.96	49.31	34.68	11.88
2014	13.02	15.65	29.92	47.29	65.67	74.32	77.03	76.91	68.53	55.45	27.89	26.41
2015	21.67	16.03	41.94	56.70	64.29	70.90	82.85	77.02	73.39	57.15	44.01	29.45
2016	20.86	27.70	44.86	50.95	68.41	74.57	78.45	78.90	68.27	56.39	47.59	20.92
2017	23.89	31.51	38.21	54.58	64.19	75.58	81.31	74.85	70.73	55.06	34.42	18.32
2018	19.92	-27.30	-159.87	-0.86	67.05	77.33	78.35	74.40	64.31	45.95	27.67	26.75
2019	13.97	15.56	29.92	47.50	51.39	71.38	76.81	75.11	66.42	48.41	30.97	23.06
2020	20.00	26.59	38.37	50.69	62.57	77.27	79.98	75.98	62.71	44.12	40.12	25.27
2021	23.27	12.84	43.10	49.51	66.01	81.58	82.30	79.56	71.79	57.30	36.22	22.72
2022	13.01	15.68	31.84	38.97	63.72	74.52	77.41	76.57	70.89	56.03	34.81	17.13
2023	20.57	25.38	30.97	41.53	65.06	76.63	77.25	77.05	71.80	52.83	38.94	33.32
2024	20.09	34.97	37.55	52.52	64.80	72.32	79.62	74.91	77.36	60.42	37.38	23.79
2025	16.73	19.26	41.82	51.56	69.18	71.09	M	M	M	M	M	M
NCEI Climatology	19.30	25.60	37.80	52.00	66.00	74.60	78.99	76.71	68.01	53.29	37.20	24.80

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2002	M	M	M	M	M	M	60.23	56.24	48.31	29.49	18.09	12.18
2003	1.30	-2.08	13.05	30.57	41.44	51.92	56.63	57.57	45.65	35.97	17.43	12.27
2004	-4.90	9.61	17.69	29.78	38.98	51.04	M	57.20	51.33	38.22	23.45	5.80
2005	-3.08	8.05	13.66	35.82	43.50	54.90	70.43	57.44	49.88	38.22	21.70	10.59
2006	15.74	-1.49	21.62	30.74	M	54.35	59.91	55.73	45.40	31.35	22.34	15.39
2007	3.97	-3.31	22.23	28.17	44.70	55.21	58.73	53.76	46.72	38.86	21.58	1.53
2008	-3.44	-2.63	12.66	28.29	38.50	49.92	55.80	54.03	47.72	35.61	22.36	-6.68
2009	-10.80	3.44	18.45	31.16	43.28	54.87	58.01	57.70	57.66	35.05	29.49	7.24
2010	-0.46	2.77	26.99	35.85	43.90	52.26	57.87	65.38	57.28	49.75	34.70	7.10
2011	-3.92	0.67	13.25	31.05	43.27	53.10	60.45	55.32	43.92	39.93	23.20	13.37
2012	7.05	12.48	29.40	33.99	45.00	53.82	62.16	53.23	44.00	33.64	22.51	6.32
2013	-0.12	2.81	10.32	24.71	41.56	43.43	57.81	56.64	67.44	35.95	16.41	-9.11
2014	-12.68	-11.20	6.20	27.93	43.25	54.46	54.83	56.14	46.20	34.19	11.34	13.31
2015	3.15	-6.15	18.96	31.19	42.26	53.34	58.94	54.93	52.40	37.00	27.51	17.41
2016	1.74	8.22	26.46	31.99	43.57	53.24	58.69	57.05	49.93	37.26	29.95	4.04
2017	2.85	9.77	16.83	32.60	42.21	51.78	-101.19	-36.86	26.14	-248.75	-287.91	-85.16
2018	-83.98	-97.24	-217.79	-151.44	8.22	57.08	58.53	55.04	46.95	31.83	13.33	9.84
2019	-8.81	-6.21	8.59	30.83	40.95	52.35	57.17	52.35	49.13	33.64	17.50	4.30
2020	2.80	1.42	18.69	25.20	40.39	54.75	57.47	54.26	41.85	25.64	20.32	8.22
2021	7.38	-8.73	21.50	28.72	39.29	53.08	56.38	56.09	46.80	39.23	18.41	2.93
2022	-13.66	-13.82	11.10	23.52	41.71	50.54	56.78	55.03	46.83	34.01	19.49	2.39
2023	3.98	-0.54	6.42	26.85	46.77	56.36	52.44	55.70	52.51	36.73	19.27	21.42
2024	5.60	15.32	16.86	31.78	42.93	50.08	56.62	55.02	51.63	37.13	25.39	10.07
2025	-4.61	-4.51	18.94	29.38	42.70	47.90	M	M	M	M	M	M
NCEI Climatology	0.70	4.41	17.60	30.90	44.40	54.60	59.09	57.31	48.80	36.30	21.80	8.21

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2002	M	M	M	M	M	M	70.83	65.79	59.06	35.63	26.11	19.84
2003	9.86	8.91	24.14	42.15	53.41	62.68	68.11	69.40	56.37	46.24	24.79	19.88
2004	4.50	18.75	27.75	42.36	49.90	61.35	M	63.41	61.87	46.84	32.26	15.49
2005	6.93	19.18	25.56	47.07	52.28	63.04	70.61	63.17	60.89	47.73	29.96	17.15
2006	23.27	10.89	29.75	36.08	M	65.75	73.16	67.50	56.08	40.75	30.99	23.66
2007	13.71	7.69	31.57	40.23	57.16	66.82	70.72	65.43	57.63	47.76	28.65	10.75
2008	7.94	8.95	22.93	38.32	50.34	60.78	67.42	66.75	58.24	44.91	29.52	3.98
2009	1.83	14.77	26.70	41.40	50.82	58.80	60.52	60.23	59.89	36.77	35.72	13.42
2010	9.16	15.63	37.30	48.92	55.18	62.38	69.19	71.21	57.80	49.93	35.25	12.11
2011	5.17	12.48	24.23	40.93	53.39	62.96	71.98	67.59	56.83	49.74	32.14	22.10
2012	17.03	21.89	40.58	45.12	56.95	65.91	73.57	66.37	57.46	41.58	30.47	15.54
2013	10.16	13.72	22.57	33.62	52.56	53.26	67.98	67.98	72.20	42.63	25.55	1.39
2014	0.17	2.22	18.06	37.61	54.46	64.39	65.93	66.53	57.36	44.82	19.62	19.86
2015	12.41	4.94	30.45	43.95	53.28	62.12	70.90	65.98	62.89	47.08	35.76	23.43
2016	11.30	17.96	35.66	41.47	55.99	63.90	68.57	67.98	59.10	46.83	38.77	12.48
2017	13.37	20.64	27.52	43.59	53.20	63.68	-9.94	19.00	48.43	-96.84	-126.74	-33.42
2018	-32.03	-62.27	-188.83	-76.15	37.63	67.20	68.44	64.72	55.63	38.89	20.50	18.29
2019	2.58	4.68	19.25	39.16	46.17	61.87	66.99	63.73	57.77	41.03	24.23	13.68
2020	11.40	14.00	28.53	37.95	51.48	66.01	68.73	65.12	52.28	34.88	30.22	16.74
2021	15.33	2.06	32.30	39.12	52.65	67.33	69.34	67.82	59.30	48.27	27.31	12.82
2022	-0.33	0.93	21.47	31.25	52.72	62.53	67.10	65.80	58.86	45.02	27.15	9.76
2023	12.28	12.42	18.70	34.19	55.92	66.49	64.85	66.37	62.16	44.78	29.11	27.37
2024	12.84	25.14	27.21	42.15	53.87	61.20	68.12	64.97	64.50	48.77	31.38	16.93
2025	6.06	7.37	30.38	40.47	55.94	59.49	M	M	M	M	M	M
NCEI Climatology	10.00	15.01	27.70	41.45	55.20	64.60	69.04	67.01	58.40	44.80	29.50	16.50

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
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	M	M	M	M	M	M	M	M	M	M	M
2011	M	M	M	M	M	M	M	M	M	M	M	M
2012	M	M	M	M	M	M	M	M	M	M	M	M
2013	M	M	M	M	M	M	M	M	M	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	M	M	M	M	M	M	M
2017	M	M	M	M	M	M	M	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	74.5%	64.3%	64.3%	57.8%	70.0%	M	M	M	M	M	M

Monthly Plots

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