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 (USC00057950) 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
2010	M	M	M	M	M	M	M	M	M	M	M	0.00
2011	M	M	M	0.47	1.29	0.88	3.55	1.57	1.12	0.81	0.09	0.02
2012	0.00	0.19	0.12	1.48	0.88	0.18	2.58	0.01	0.49	0.42	0.02	0.18
2013	0.07	0.07	0.05	0.67	0.73	0.88	3.27	0.47	3.82	0.56	0.08	M
2014	0.07	0.07	0.13	0.20	1.15	2.97	4.20	1.70	0.74	0.16	0.06	0.12
2015	0.04	M	0.08	2.82	6.32	0.32	0.94	0.22	0.61	0.67	0.32	0.04
2016	0.03	0.07	0.11	1.29	1.74	0.63	0.96	0.22	0.19	0.23	0.04	0.02
2017	0.03	0.02	0.58	1.39	2.51	0.61	0.94	0.85	0.58	0.39	0.04	M
2018	0.05	0.05	0.03	0.19	3.13	1.30	1.40	0.57	0.13	0.32	M	M
2019	M	0.08	0.71	0.18	1.27	0.68	0.55	1.96	0.77	0.01	0.01	0.06
2020	M	0.03	0.17	M	1.45	1.04	1.23	0.28	0.70	M	0.10	0.01
2021	M	M	1.55	1.95	2.85	1.31	0.48	0.86	0.53	0.58	M	M
2022	0.02	0.06	0.05	M	M	M	0.38	1.31	1.12	0.27	M	0.12
2023	0.31	M	0.16	0.25	3.88	5.20	1.51	1.46	0.29	0.17	0.01	0.06
2024	M	0.37	0.31	1.70	0.66	1.11	1.33	1.62	0.24	0.18	0.30	M
2025	M	M	0.01	0.06	0.46	1.81	0.22	M	M	M	M	M
NCEI Climatology	0.33	0.57	0.77	1.32	2.24	2.20	2.67	1.52	1.63	1.22	0.45	0.35

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2010	M	M	M	M	M	M	M	M	M	M	M	4.5
2011	M	M	M	11.5	10.7	9.5	6.5	6.4	5.8	8.0	7.9	7.8
2012	8.0	10.5	8.0	11.0	7.9	9.8	6.5	7.1	6.1	7.9	5.9	7.3
2013	7.1	9.4	9.1	10.1	9.3	8.8	7.6	5.7	6.8	9.5	7.3	8.6
2014	10.9	7.8	9.5	12.6	8.8	8.1	6.7	5.3	6.3	6.9	8.0	7.1
2015	7.5	7.9	8.5	9.1	8.6	7.1	6.7	6.8	6.1	7.1	7.7	7.0
2016	6.8	10.3	10.7	10.5	8.4	7.2	7.1	6.3	7.5	6.8	8.2	7.6
2017	7.7	7.7	9.5	9.2	8.3	6.9	6.3	6.2	5.7	8.7	7.3	8.2
2018	7.9	7.8	9.9	11.7	8.1	8.2	7.5	6.5	6.9	7.3	7.9	8.1
2019	7.5	7.2	8.3	9.7	8.5	7.1	7.2	6.4	7.2	9.7	8.1	7.2
2020	8.5	9.1	8.8	9.0	9.8	9.3	7.9	7.1	6.2	7.8	7.4	8.4
2021	8.6	7.7	7.9	9.1	8.2	4.4	2.9	6.3	6.9	7.9	7.3	7.7
2022	7.8	8.5	9.6	14.3	9.0	8.4	7.0	6.4	6.4	6.3	8.0	9.3
2023	7.2	8.4	8.3	9.1	8.5	5.2	5.1	5.7	5.4	6.7	6.5	8.8
2024	6.4	7.1	7.7	10.6	10.7	8.9	5.8	6.5	6.6	6.9	7.4	6.8
2025	8.0	7.8	9.8	9.2	10.0	7.7	7.0	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
2010	M	M	M	M	M	M	M	M	M	M	M	25.70
2011	M	M	M	57.20	73.65	87.08	92.10	92.10	79.40	66.84	53.96	42.80
2012	48.70	47.89	69.74	76.28	77.23	93.86	96.57	92.27	82.64	63.70	58.10	41.29
2013	43.44	43.44	53.48	55.46	73.81	88.94	88.09	90.01	84.13	59.41	52.10	41.87
2014	42.16	32.32	57.90	66.80	75.37	84.76	89.83	88.55	82.52	73.28	50.42	40.07
2015	41.93	47.56	61.48	63.98	64.23	83.72	88.30	89.08	84.26	69.51	51.74	39.32
2016	38.45	50.37	58.94	61.82	68.81	88.88	91.40	87.57	81.20	74.68	59.24	38.27
2017	37.05	52.25	62.89	63.38	69.14	85.04	93.08	85.54	79.28	65.62	58.94	42.86
2018	44.66	42.29	58.30	58.53	75.29	86.90	89.77	86.70	81.20	62.31	51.14	43.59
2019	45.24	36.37	47.79	63.80	65.45	82.52	93.26	88.73	83.30	58.64	49.88	43.09
2020	47.12	45.66	54.62	63.20	73.05	89.24	91.05	93.37	79.52	63.82	57.74	44.66
2021	42.92	35.09	53.95	61.16	68.75	86.54	91.81	91.34	85.16	69.34	60.26	51.22
2022	40.54	41.96	54.18	63.44	73.34	88.28	93.55	92.04	84.80	68.58	49.22	38.33
2023	30.20	35.15	45.53	63.44	73.17	78.50	88.32	89.54	83.96	66.72	57.14	49.54
2024	39.37	52.23	56.21	65.60	71.60	89.42	92.27	88.32	86.66	73.46	52.46	52.03
2025	36.06	42.41	61.79	64.58	73.52	85.58	93.46	M	M	M	M	M
NCEI Climatology	42.11	45.78	56.70	63.70	73.39	84.90	91.20	88.61	81.29	66.20	53.10	41.80

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2010	M	M	M	M	M	M	M	M	M	M	M	17.60
2011	M	M	M	34.91	55.28	52.70	61.79	59.75	45.20	33.39	20.96	11.68
2012	14.68	17.60	31.59	38.24	42.63	56.60	60.86	55.69	46.16	32.52	23.36	13.42
2013	13.59	16.12	22.59	29.12	42.74	53.72	58.71	56.39	50.86	33.39	21.62	10.98
2014	12.14	8.86	27.01	35.78	45.12	54.78	61.38	58.88	49.94	37.40	19.58	14.70
2015	18.12	19.46	26.29	34.70	43.73	57.56	58.81	55.28	48.86	38.50	22.52	13.77
2016	14.93	21.76	27.53	33.68	41.52	55.88	59.58	53.83	47.66	36.18	25.88	11.21
2017	14.23	21.26	29.10	35.36	42.02	52.76	60.22	54.99	47.84	33.39	25.88	13.42
2018	15.05	13.55	23.41	26.88	50.00	55.46	59.81	54.12	49.22	33.22	21.68	15.73
2019	14.71	10.34	21.72	34.40	38.27	48.92	59.06	58.13	51.08	26.48	22.76	20.33
2020	19.28	14.68	28.22	28.76	44.31	54.92	59.93	58.59	43.88	29.21	24.26	14.58
2021	18.94	10.27	25.79	30.14	44.48	55.10	60.16	56.79	48.26	34.73	25.82	16.38
2022	11.50	12.97	23.06	30.14	40.88	54.20	61.96	59.35	49.10	33.22	16.94	10.52
2023	12.55	11.75	22.77	30.62	46.52	54.50	57.72	56.39	47.60	32.93	22.76	20.39
2024	10.63	22.63	25.09	34.10	41.84	57.02	57.43	58.54	48.56	36.53	23.36	20.04
2025	9.76	12.84	27.01	32.18	43.96	54.80	58.49	M	M	M	M	M
NCEI Climatology	15.60	18.61	26.70	35.30	45.50	56.69	62.20	59.60	49.01	35.30	24.41	15.50

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2010	M	M	M	M	M	M	M	M	M	M	M	21.65
2011	M	M	M	46.05	64.46	69.89	76.94	75.93	62.30	50.12	37.46	27.24
2012	31.69	32.74	50.67	57.26	59.93	75.23	78.71	73.98	64.40	48.11	40.73	27.35
2013	28.52	29.78	38.04	42.29	58.27	71.33	73.40	73.20	67.50	46.40	36.86	26.43
2014	27.15	20.59	42.45	51.29	60.25	69.77	75.61	73.72	66.23	55.34	35.00	27.38
2015	30.03	33.51	43.89	49.34	53.98	70.64	73.56	72.18	66.56	54.01	37.13	26.54
2016	26.69	36.07	43.24	47.75	55.17	72.38	75.49	70.70	64.43	55.43	42.56	24.74
2017	25.64	36.76	45.99	49.37	55.58	68.90	76.65	70.26	63.56	49.51	42.41	28.14
2018	29.85	27.92	40.85	42.71	62.65	71.18	74.79	70.41	65.21	47.76	36.41	29.66
2019	29.97	23.35	34.76	49.10	51.86	65.72	76.16	73.43	67.19	42.56	36.32	31.71
2020	33.20	30.17	41.42	45.98	58.68	72.08	75.49	75.98	61.70	46.52	41.00	29.62
2021	30.93	22.68	39.87	45.65	56.62	70.82	75.98	74.07	66.71	52.03	43.04	33.80
2022	26.02	27.47	38.62	46.79	57.11	71.24	77.75	75.69	66.95	50.90	33.08	24.42
2023	21.37	23.45	34.15	47.03	59.84	66.50	73.02	72.96	65.78	49.83	39.95	34.96
2024	25.00	37.43	40.65	49.85	56.72	73.22	74.85	73.43	67.61	54.99	37.91	36.04
2025	22.91	27.63	44.40	48.38	58.74	70.19	75.97	M	M	M	M	M
NCEI Climatology	28.85	32.19	41.70	49.50	59.45	70.80	76.70	74.10	65.15	50.75	38.76	28.65

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
2010	M	M	M	M	M	M	M	M	M	M	M	83.0%
2011	M	M	M	64.1%	56.1%	54.2%	59.9%	58.4%	57.7%	60.3%	62.3%	72.5%
2012	59.7%	70.7%	47.4%	53.1%	51.9%	40.0%	49.0%	43.6%	49.1%	63.3%	66.2%	66.8%
2013	70.6%	68.1%	64.7%	64.0%	58.3%	50.0%	59.2%	60.8%	63.1%	70.3%	67.8%	66.2%
2014	64.1%	77.9%	64.9%	55.5%	64.6%	62.8%	63.8%	67.0%	66.0%	62.0%	68.1%	80.5%
2015	77.7%	70.3%	55.9%	66.9%	76.7%	66.9%	60.4%	58.0%	58.9%	67.5%	71.5%	73.7%
2016	79.6%	65.6%	56.7%	64.8%	67.3%	57.7%	60.7%	58.9%	61.3%	55.3%	62.1%	68.3%
2017	73.2%	63.6%	57.4%	63.6%	67.7%	55.2%	58.1%	64.9%	61.2%	60.1%	67.0%	64.7%
2018	71.4%	71.0%	56.1%	60.0%	65.3%	57.8%	61.6%	62.1%	62.9%	70.7%	68.0%	67.5%
2019	66.4%	73.0%	74.3%	62.1%	70.0%	61.1%	58.9%	68.3%	59.4%	56.2%	75.9%	78.4%
2020	61.2%	62.6%	69.5%	56.7%	63.3%	45.9%	58.5%	52.8%	54.0%	58.8%	59.1%	67.8%
2021	70.7%	70.4%	67.9%	58.9%	74.4%	60.8%	59.3%	55.5%	53.0%	58.8%	57.1%	54.3%
2022	74.9%	65.6%	62.7%	44.5%	54.9%	48.6%	56.6%	52.9%	55.5%	59.4%	62.7%	72.7%
2023	86.2%	79.4%	71.5%	56.0%	71.8%	78.1%	70.8%	61.5%	60.6%	63.5%	62.5%	68.3%
2024	73.1%	70.9%	63.4%	59.5%	58.7%	58.6%	54.6%	65.3%	51.0%	54.8%	71.7%	62.7%
2025	75.2%	67.4%	54.3%	59.0%	60.7%	61.7%	62.4%	M	M	M	M	M

Monthly Plots

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