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 (USC00435542) 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
2008	M	M	M	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	0.00	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	0.00
2020	0.00	0.00	0.00	0.00	0.00	M	M	M	M	0.00	0.00	0.00
2021	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2022	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2023	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2024	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2025	0.00	0.00	0.00	0.00	0.00	0.00	0.00	M	M	M	M	M
NCEI Climatology	2.83	2.54	2.83	3.34	3.94	4.52	4.54	4.42	3.93	4.29	3.35	3.40

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2008	M	M	M	8.2	5.8	5.1	4.6	3.9	4.5	5.7	6.4	7.1
2009	4.9	6.9	6.0	7.7	6.4	5.2	4.3	4.5	4.6	4.5	3.7	3.7
2010	3.2	1.9	6.3	6.8	6.0	4.6	4.9	4.7	5.8	6.6	7.3	6.9
2011	5.8	7.7	7.9	8.3	7.3	6.5	5.2	4.9	4.3	5.7	6.5	5.8
2012	6.6	6.0	6.4	7.6	6.1	5.9	4.7	4.7	5.8	5.5	5.0	6.3
2013	6.8	6.2	6.2	7.5	6.7	4.9	4.3	4.5	4.8	5.0	7.2	4.3
2014	7.3	6.4	7.7	7.9	6.5	5.5	5.4	4.2	5.2	6.6	7.3	5.7
2015	7.4	5.8	7.4	7.5	6.7	5.5	5.0	4.0	4.2	6.3	6.5	5.8
2016	6.3	7.4	4.5	6.7	5.7	6.3	5.0	5.1	4.8	5.9	5.4	6.7
2017	6.6	6.7	7.6	6.5	6.8	5.6	4.5	4.6	3.6	6.5	6.1	5.0
2018	6.7	6.5	7.1	6.3	3.8	3.3	4.2	4.7	5.2	6.3	5.9	5.0
2019	6.5	7.2	6.8	7.5	6.2	5.6	4.5	4.7	5.0	5.1	6.2	5.9
2020	5.2	5.4	7.3	7.4	5.2	5.7	5.0	4.5	5.8	5.9	6.7	7.2
2021	4.7	5.6	7.9	6.3	5.4	6.3	4.2	4.3	5.5	4.2	4.9	6.1
2022	6.2	8.0	7.1	7.1	5.5	6.3	5.2	4.1	4.3	4.6	6.4	6.9
2023	5.4	6.5	6.9	7.1	7.2	4.6	4.0	4.9	3.2	4.4	5.6	4.2
2024	5.2	6.4	6.0	6.9	4.5	4.6	3.8	4.2	3.9	5.2	6.2	5.6
2025	6.6	6.4	7.8	6.8	5.2	5.5	4.6	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
2008	M	M	M	58.32	61.90	73.52	76.42	72.76	68.06	52.38	41.37	29.45
2009	19.52	27.69	36.26	52.88	60.45	67.70	69.74	73.34	64.22	47.79	45.44	26.89
2010	25.55	27.37	42.57	54.56	65.04	67.94	77.23	75.95	69.20	53.95	43.40	28.63
2011	24.51	29.62	36.59	51.20	67.59	73.52	80.54	77.06	70.88	57.26	51.44	36.64
2012	31.26	35.11	50.16	54.92	69.82	76.08	80.81	80.88	70.03	60.67	42.78	34.45
2013	25.91	26.89	35.29	49.68	66.99	70.63	78.15	73.28	65.81	58.00	40.89	29.16
2014	24.59	25.62	30.32	51.82	63.41	71.41	70.70	73.47	66.99	49.31	38.55	30.65
2015	20.85	14.64	31.27	47.73	70.14	68.59	75.87	75.40	72.55	52.25	46.02	39.87
2016	27.60	30.43	38.68	47.08	65.02	72.33	77.09	77.06	70.38	54.87	43.99	27.88
2017	29.87	32.12	30.04	53.03	60.93	71.15	73.82	73.01	71.12	63.42	40.25	22.57
2018	23.71	34.30	33.99	43.97	68.40	71.22	79.98	78.22	69.29	49.81	34.46	29.46
2019	19.05	24.49	33.95	47.82	58.40	70.61	79.53	75.10	65.98	55.88	34.30	29.84
2020	29.23	29.31	39.90	46.87	63.21	66.89	80.36	74.68	68.36	54.34	47.43	35.37
2021	25.23	26.25	41.55	53.87	64.55	78.10	73.10	79.06	69.23	59.03	42.03	34.32
2022	21.84	29.86	39.32	50.97	70.03	71.67	78.71	77.29	66.30	60.13	47.17	34.42
2023	31.58	32.29	36.84	56.13	65.39	72.43	79.45	73.00	71.30	59.52	39.73	35.71
2024	28.32	34.41	41.03	52.53	68.42	75.50	80.48	75.03	71.77	58.94	45.23	29.94
2025	23.26	25.71	42.03	53.96	63.58	74.46	81.02	M	M	M	M	M
NCEI Climatology	23.40	27.24	36.60	50.80	64.80	73.10	77.70	76.21	68.90	54.79	41.10	29.19

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2008	M	M	M	39.42	39.32	55.82	57.72	55.52	48.62	35.37	31.26	13.30
2009	-1.33	7.96	20.58	32.18	39.26	50.06	53.42	54.53	42.98	33.92	29.42	14.58
2010	11.68	17.66	27.12	34.94	43.44	50.30	58.07	55.46	51.62	38.91	30.32	16.85
2011	9.76	10.72	20.56	34.52	49.25	54.14	58.94	57.78	53.00	42.10	34.64	22.06
2012	12.50	17.05	30.97	36.30	49.88	55.83	59.59	59.70	48.58	44.24	26.21	21.93
2013	6.94	12.63	21.16	29.91	44.10	52.60	59.28	54.05	46.01	39.37	25.43	14.20
2014	7.42	8.86	8.13	31.57	43.57	51.47	52.07	53.68	45.53	38.12	26.75	18.45
2015	-1.60	-8.68	10.39	29.35	44.70	49.95	55.39	56.70	49.89	33.02	29.36	28.40
2016	10.74	11.59	22.38	25.53	42.25	50.04	55.92	56.26	47.53	38.09	29.34	12.59
2017	16.28	13.67	13.04	35.53	42.16	51.43	55.25	52.41	49.26	43.37	22.11	7.74
2018	6.74	15.24	18.85	27.55	42.49	47.64	57.15	57.91	49.64	36.63	22.47	10.29
2019	7.32	12.37	15.57	31.98	40.27	48.59	57.57	52.73	45.65	36.76	19.71	14.87
2020	12.65	8.62	22.48	28.60	41.06	45.54	61.16	54.82	45.44	36.50	30.00	22.41
2021	11.90	7.32	18.65	32.57	41.55	54.93	55.19	58.90	49.07	43.42	26.13	17.74
2022	-3.19	8.79	21.52	31.50	43.29	50.83	56.16	57.39	48.30	36.52	30.67	20.97
2023	19.23	10.54	21.94	34.90	38.84	52.70	60.71	54.90	51.27	43.71	26.20	23.55
2024	16.23	16.79	26.16	32.97	47.77	54.77	60.87	56.55	49.00	38.16	30.83	16.13
2025	7.65	6.07	22.65	33.04	45.58	54.12	61.29	M	M	M	M	M
NCEI Climatology	3.90	5.13	14.90	29.20	41.90	51.60	56.60	54.51	46.79	35.60	25.30	13.50

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2008	M	M	M	48.87	50.61	64.67	67.07	64.14	58.34	43.87	36.31	21.37
2009	9.09	17.83	28.42	42.53	49.85	58.88	61.58	63.94	53.60	40.85	37.43	20.74
2010	18.62	22.52	34.85	44.75	54.24	59.12	67.65	65.71	60.41	46.43	36.86	22.74
2011	17.14	20.17	28.57	42.86	58.42	63.83	69.74	67.42	61.94	49.68	43.04	29.35
2012	21.88	26.08	40.56	45.61	59.85	65.96	70.20	70.29	59.30	52.45	34.49	28.19
2013	16.42	19.76	28.22	39.79	55.54	61.61	68.71	63.67	55.91	48.68	33.16	21.68
2014	16.00	17.24	19.22	41.69	53.49	61.44	61.39	63.58	56.26	43.72	32.65	24.55
2015	9.62	2.98	20.83	38.54	57.42	59.27	65.63	66.05	61.22	42.63	37.69	34.13
2016	19.17	21.01	30.53	36.31	53.63	61.18	66.51	66.66	58.96	46.48	36.66	20.23
2017	23.08	22.89	21.54	44.28	51.55	61.29	64.53	62.71	60.19	53.40	31.18	15.16
2018	15.23	24.77	26.42	35.76	55.45	59.43	68.56	68.07	59.47	43.22	28.46	19.88
2019	13.18	18.43	24.76	39.90	49.34	59.60	68.55	63.91	55.81	46.32	27.01	22.35
2020	20.94	18.97	31.19	37.73	52.14	56.22	70.76	64.75	56.90	45.42	38.72	28.89
2021	18.56	16.79	30.10	43.22	53.05	66.52	64.15	68.98	59.15	51.23	34.08	26.03
2022	9.32	19.32	30.42	41.23	56.66	61.25	67.44	67.34	57.30	48.32	38.92	27.69
2023	25.40	21.41	29.39	45.52	52.11	62.57	70.08	63.95	61.28	51.61	32.97	29.63
2024	22.27	25.60	33.60	42.75	58.10	65.13	70.68	65.79	60.38	48.55	38.03	23.03
2025	15.45	15.89	32.34	43.50	54.58	64.29	71.15	M	M	M	M	M
NCEI Climatology	13.65	16.19	25.75	40.00	53.35	62.35	67.15	65.36	57.85	45.20	33.20	21.35

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
2008	M	M	M	64.0%	64.8%	78.7%	78.8%	79.9%	81.6%	77.5%	80.0%	78.8%
2009	77.5%	75.1%	70.0%	64.2%	70.6%	76.9%	81.9%	78.9%	78.6%	81.1%	81.0%	79.0%
2010	80.9%	77.1%	67.3%	68.8%	65.0%	79.6%	73.1%	69.0%	67.2%	65.8%	67.9%	72.8%
2011	68.5%	60.9%	59.4%	58.5%	64.9%	61.4%	60.6%	67.4%	70.3%	66.0%	61.6%	69.5%
2012	65.6%	61.2%	56.1%	50.5%	60.8%	59.2%	60.5%	62.0%	65.1%	66.5%	63.3%	74.1%
2013	70.3%	67.6%	68.8%	59.4%	63.6%	73.2%	73.7%	74.1%	74.9%	68.9%	64.0%	72.4%
2014	61.6%	64.2%	57.8%	58.3%	69.7%	71.2%	73.0%	80.9%	79.7%	82.5%	74.0%	82.5%
2015	71.7%	68.5%	64.6%	67.8%	65.8%	77.3%	78.7%	81.3%	81.0%	76.6%	75.7%	84.1%
2016	74.3%	74.4%	68.2%	61.5%	69.7%	72.0%	76.9%	79.2%	79.6%	81.5%	82.4%	79.5%
2017	78.3%	75.5%	70.0%	75.1%	76.2%	77.2%	80.0%	80.3%	83.1%	76.8%	78.4%	78.8%
2018	77.5%	76.7%	75.0%	72.5%	65.1%	72.9%	76.5%	83.5%	84.2%	83.3%	84.8%	84.4%
2019	78.5%	73.2%	67.2%	75.7%	76.6%	75.9%	77.5%	79.4%	83.9%	84.5%	81.0%	81.6%
2020	84.7%	78.8%	73.2%	66.4%	66.2%	77.6%	75.2%	75.8%	73.7%	74.7%	72.5%	77.3%
2021	80.2%	72.7%	58.4%	67.3%	62.9%	66.2%	80.5%	80.6%	81.6%	84.6%	77.3%	76.0%
2022	69.0%	69.7%	70.6%	64.3%	65.1%	72.0%	71.2%	80.9%	82.1%	72.2%	70.1%	77.1%
2023	83.5%	70.2%	71.8%	64.0%	59.8%	79.6%	83.0%	81.8%	84.5%	82.6%	75.4%	86.0%
2024	80.6%	72.6%	73.8%	69.1%	74.2%	75.9%	75.8%	78.5%	76.4%	70.1%	71.8%	77.6%
2025	69.2%	68.8%	66.8%	63.2%	73.2%	68.9%	75.8%	M	M	M	M	M

Monthly Plots

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