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 (USC00324958) 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	0.00	1.62
2011	0.00	0.00	0.00	0.00	1.03	3.10	2.05	0.32	6.79	0.09	1.54	0.73
2012	5.91	1.75	5.11	0.12	1.39	3.53	3.53	1.03	0.03	5.93	15.41	2.14
2013	9.45	19.79	8.59	8.12	3.88	0.73	1.80	0.81	2.13	1.60	7.90	7.27
2014	10.66	0.87	1.77	1.39	0.88	2.18	1.50	0.94	0.89	0.05	5.74	0.48
2015	2.25	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
NCEI Climatology	0.45	0.37	0.59	1.14	3.13	4.17	3.44	2.45	2.11	1.52	0.75	0.64

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	0.0	7.8
2011	0.0	0.0	0.0	0.0	5.4	12.4	10.0	9.4	11.7	12.7	12.8	13.1
2012	13.7	10.5	13.3	14.4	13.4	10.4	7.9	9.4	11.5	13.9	12.5	11.1
2013	14.9	12.2	10.7	12.4	13.7	11.7	9.2	7.5	10.8	11.3	13.0	13.5
2014	15.7	15.0	13.4	13.8	12.3	12.5	9.7	8.5	11.9	14.1	14.4	12.1
2015	14.4	M	M	13.3	12.7	9.4	9.5	9.7	11.7	13.2	11.9	11.0
2016	11.8	12.3	11.6	15.3	12.6	11.0	8.4	9.2	11.8	13.2	12.2	16.2
2017	13.9	M	9.5	11.8	13.4	12.5	8.9	7.2	12.3	15.1	14.4	13.5
2018	15.1	13.3	12.1	12.6	11.7	10.8	9.0	9.0	11.8	12.0	12.1	10.2
2019	13.0	12.1	12.2	12.4	12.6	8.8	8.6	7.0	12.3	14.8	11.9	12.4
2020	13.1	13.2	13.6	12.0	12.2	13.6	9.2	8.5	12.3	13.3	14.0	11.7
2021	12.1	13.2	13.6	12.7	11.2	8.3	8.8	9.5	11.0	12.3	13.9	13.7
2022	15.5	16.0	14.0	16.7	14.8	13.1	9.5	8.1	11.4	12.4	15.6	14.2
2023	10.1	13.5	13.9	13.8	12.4	9.4	8.4	8.3	9.8	11.4	13.0	12.1
2024	13.0	12.7	13.8	13.9	13.1	14.0	M	14.6	11.9	11.8	13.1	13.4
2025	13.9	13.6	12.3	12.4	13.3	11.5	8.5	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	10.74
2011	M	M	M	M	58.10	69.08	77.93	77.00	67.58	56.62	33.92	26.95
2012	21.78	23.99	43.90	53.48	63.41	72.38	80.60	77.70	67.52	45.59	27.68	13.54
2013	13.59	17.66	20.50	31.64	59.29	71.90	74.79	77.23	69.26	49.59	32.06	6.63
2014	12.72	8.28	25.38	44.24	63.30	71.24	76.19	76.88	68.66	55.17	25.22	22.07
2015	18.10	M	M	59.36	63.94	75.38	80.25	80.66	73.70	56.62	39.56	26.66
2016	16.79	25.11	42.10	47.48	69.16	73.82	77.41	78.63	68.54	53.07	46.76	16.73
2017	3.92	M	43.60	52.28	65.97	74.36	80.95	77.29	68.06	54.41	29.12	17.29
2018	16.94	13.71	31.65	45.40	73.34	77.30	79.96	79.50	62.30	46.28	24.26	21.08
2019	10.23	5.51	27.70	49.28	47.60	M	M	M	64.27	43.79	30.08	19.86
2020	17.25	20.83	33.34	45.20	63.01	78.86	80.48	79.15	68.74	45.30	38.89	30.14
2021	23.93	9.31	45.35	52.94	64.80	78.72	83.39	76.36	74.48	57.61	37.10	17.43
2022	12.72	12.26	29.56	37.52	62.02	75.68	78.68	79.32	69.80	54.35	29.96	12.61
2023	15.39	16.89	19.92	37.52	69.20	79.88	76.42	76.88	71.60	50.75	35.06	32.41
2024	16.90	29.83	31.88	53.30	62.66	69.96	M	75.20	74.54	58.83	34.40	21.14
2025	10.69	11.50	33.51	49.64	69.34	74.00	74.87	M	M	M	M	M
NCEI Climatology	12.50	17.26	29.80	47.99	63.51	71.91	76.60	76.51	67.30	50.90	32.30	18.19

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	0.46
2011	M	M	M	M	42.65	50.72	55.63	52.21	42.56	34.21	17.48	9.59
2012	4.25	4.07	25.32	30.74	40.94	49.34	56.74	49.59	38.18	30.08	14.36	0.18
2013	-5.80	-0.85	0.06	14.96	39.32	51.02	52.73	50.81	46.10	30.08	12.26	-8.99
2014	-10.79	-11.59	4.77	26.00	40.59	50.90	51.05	52.76	43.40	31.48	7.76	6.51
2015	2.02	M	M	30.20	38.56	51.86	56.68	51.68	47.66	34.96	22.16	10.17
2016	0.88	6.92	24.22	28.34	43.90	51.50	56.33	52.90	46.94	35.00	29.72	2.21
2017	-11.80	M	30.60	30.14	39.66	51.26	55.46	51.10	46.16	30.61	12.74	2.02
2018	1.28	-6.02	14.29	23.73	44.66	54.98	54.82	51.63	40.88	28.11	10.94	6.28
2019	-7.95	-14.54	6.22	29.84	33.80	M	M	M	47.69	30.84	15.08	2.62
2020	1.23	0.72	13.71	24.68	39.90	53.72	58.07	52.85	42.24	25.55	16.61	9.82
2021	7.79	-9.21	20.33	24.98	36.93	53.19	57.90	53.72	47.66	37.75	19.64	0.12
2022	-8.18	-10.62	12.03	24.98	42.22	51.92	57.43	54.12	45.20	32.46	12.62	-2.32
2023	-0.69	-3.94	-0.11	23.42	45.56	58.16	50.87	53.66	48.86	33.34	20.36	14.41
2024	3.20	15.37	13.25	31.46	42.39	50.25	M	50.90	51.38	34.44	20.48	6.10
2025	-8.82	-7.29	15.63	30.26	43.03	50.36	54.25	M	M	M	M	M
NCEI Climatology	-5.00	-1.82	12.00	27.61	40.39	51.59	55.80	53.81	43.99	30.59	15.68	2.21

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	5.60
2011	M	M	M	M	50.38	59.90	66.78	64.60	55.07	45.41	25.70	18.27
2012	13.01	14.03	34.61	42.11	52.18	60.86	68.67	63.65	52.85	37.84	21.02	6.86
2013	3.90	8.41	10.28	23.30	49.30	61.46	63.76	64.02	57.68	39.84	22.16	-1.18
2014	0.96	-1.65	15.07	35.12	51.95	61.07	63.62	64.82	56.03	43.32	16.49	14.29
2015	10.06	M	M	44.78	51.25	63.62	68.46	66.17	60.68	45.79	30.86	18.41
2016	8.83	16.02	33.16	37.91	56.53	62.66	66.87	65.76	57.74	44.04	38.24	9.47
2017	-3.94	M	37.10	41.21	52.82	62.81	68.20	64.20	57.11	42.51	20.93	9.66
2018	9.11	3.85	22.97	34.57	59.00	66.14	67.39	65.56	51.59	37.20	17.60	13.68
2019	1.14	-4.51	16.96	39.56	40.70	M	M	M	55.98	37.31	22.58	11.24
2020	9.24	10.77	23.52	34.94	51.45	66.29	69.28	66.00	55.49	35.43	27.75	19.98
2021	15.86	0.05	32.84	38.96	50.87	65.95	70.64	65.04	61.07	47.68	28.37	8.77
2022	2.27	0.82	20.79	31.25	52.12	63.80	68.06	66.72	57.50	43.41	21.29	5.15
2023	7.35	6.48	9.91	30.47	57.38	69.02	63.65	65.27	60.23	42.05	27.71	23.41
2024	10.05	22.60	22.56	42.38	52.53	60.10	M	63.05	62.96	46.63	27.44	13.62
2025	0.93	2.10	24.57	39.95	56.18	62.18	64.56	M	M	M	M	M
NCEI Climatology	3.75	7.72	20.90	37.80	51.95	61.75	66.20	65.16	55.65	40.75	23.99	10.20

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	83.5%
2011	M	M	M	M	84.6%	79.1%	77.1%	74.6%	70.4%	72.8%	82.0%	82.6%
2012	84.0%	86.5%	84.7%	64.6%	70.1%	78.3%	79.0%	68.7%	55.4%	83.3%	93.4%	88.9%
2013	84.7%	87.3%	88.6%	88.2%	77.4%	74.7%	66.1%	64.9%	80.6%	74.3%	78.2%	76.8%
2014	76.7%	74.2%	76.5%	71.4%	67.4%	75.0%	74.9%	77.8%	73.6%	67.7%	75.4%	85.8%
2015	81.3%	M	M	58.4%	64.3%	72.0%	79.1%	70.5%	70.8%	75.3%	86.6%	84.1%
2016	82.6%	83.9%	78.3%	69.4%	58.2%	76.3%	84.5%	77.4%	77.6%	85.2%	85.8%	84.3%
2017	79.3%	M	94.1%	74.2%	62.9%	73.9%	80.8%	78.2%	76.8%	71.3%	92.4%	87.5%
2018	84.9%	80.4%	89.5%	69.1%	59.3%	78.7%	82.3%	76.1%	84.9%	87.3%	97.9%	97.5%
2019	80.3%	83.9%	93.4%	95.6%	91.1%	M	M	M	84.2%	86.6%	88.8%	89.8%
2020	89.0%	85.7%	88.0%	80.2%	68.6%	69.4%	84.2%	82.1%	71.5%	78.4%	90.6%	95.4%
2021	97.9%	85.5%	80.2%	65.3%	62.4%	68.9%	78.6%	86.7%	74.4%	86.2%	94.2%	95.3%
2022	93.2%	91.2%	92.3%	93.6%	85.5%	74.9%	88.4%	87.4%	77.5%	83.1%	95.2%	96.7%
2023	98.8%	97.1%	96.9%	95.1%	75.3%	78.2%	82.4%	83.8%	83.0%	92.1%	94.5%	97.6%
2024	98.3%	95.9%	85.4%	72.2%	81.1%	79.8%	M	67.4%	82.4%	76.8%	98.0%	99.3%
2025	94.9%	87.8%	94.9%	80.6%	61.2%	75.6%	88.6%	M	M	M	M	M

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