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 (USC00324083) 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	4.69	2.45
2011	M	M	M	M	0.71	6.17	1.75	3.57	1.19	1.36	0.41	3.09
2012	3.04	21.86	0.90	1.59	1.68	2.44	3.09	0.65	0.28	1.72	0.00	0.00
2013	0.00	0.00	3.85	8.18	4.39	32.10	75.57	0.00	0.34	3.86	0.22	5.91
2014	8.27	2.11	8.67	1.09	0.02	4.10	0.21	4.51	0.24	0.02	5.39	1.26
2015	5.92	1.74	0.93	0.59	2.38	1.53	0.73	0.97	0.11	0.25	2.18	6.60
2016	0.58	2.02	7.57	3.92	0.62	0.00	1.57	0.55	0.42	0.07	33.28	30.03
2017	8.03	3.45	1.40	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	0.44	0.52	0.85	1.40	2.78	3.35	3.01	2.20	1.61	1.69	0.56	0.62

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	13.3	7.6
2011	M	M	M	M	12.9	11.0	8.1	8.0	9.1	9.6	9.5	8.8
2012	9.8	8.0	10.9	12.3	10.7	10.5	8.5	8.2	8.5	11.6	9.2	7.5
2013	9.7	9.8	10.5	11.6	10.6	9.6	7.7	7.3	9.2	9.1	8.9	9.4
2014	12.0	9.3	10.3	12.3	10.6	9.7	8.7	7.6	9.2	11.0	11.4	9.3
2015	10.1	10.2	11.2	12.3	10.4	8.3	9.1	8.3	9.3	10.6	9.4	8.3
2016	7.8	9.6	10.7	12.3	10.1	11.1	9.7	8.9	10.3	10.6	9.9	12.4
2017	9.5	8.7	10.4	10.0	10.7	10.2	8.8	7.2	9.0	11.4	9.6	10.2
2018	8.4	8.7	10.5	11.6	8.9	9.6	7.5	8.0	9.6	9.4	9.0	8.7
2019	10.1	9.2	9.1	10.4	10.5	8.6	7.5	7.9	9.8	11.8	9.1	8.4
2020	9.3	8.1	10.5	10.6	10.4	10.9	8.1	8.2	9.4	10.2	9.3	8.2
2021	9.3	9.2	11.4	10.5	10.1	8.9	9.0	9.3	8.9	10.5	9.9	9.2
2022	10.2	12.1	12.0	15.2	11.7	10.3	8.5	8.3	9.4	9.0	11.2	10.9
2023	6.8	9.9	10.3	11.7	9.5	8.0	7.4	7.7	7.5	10.1	8.5	8.7
2024	9.1	9.1	10.5	12.8	9.7	10.1	7.4	8.6	10.1	8.9	10.1	9.2
2025	10.2	8.2	10.4	11.3	11.4	9.3	8.1	7.5	8.8	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	23.83	22.55
2011	M	M	M	M	62.22	73.22	84.08	82.75	72.08	60.80	42.56	33.74
2012	33.63	34.05	56.62	59.12	67.88	79.94	89.66	82.34	76.52	53.43	38.60	24.16
2013	23.64	29.81	33.28	44.42	67.48	75.20	81.12	84.08	76.46	50.99	38.84	16.73
2014	23.99	17.92	35.77	53.12	67.01	73.46	79.70	76.77	72.02	59.46	30.08	27.82
2015	27.82	23.20	48.90	58.29	65.70	76.46	83.56	82.98	79.28	61.38	44.54	29.33
2016	24.92	37.71	51.10	56.24	70.44	80.90	82.94	80.89	71.42	59.58	50.66	17.54
2017	16.67	28.34	37.28	56.78	70.03	85.18	M	78.73	73.34	60.63	42.14	27.82
2018	24.63	18.95	33.97	33.80	M	79.52	83.85	84.14	78.98	59.56	32.06	32.46
2019	20.74	7.89	29.10	54.62	37.40	M	81.89	77.46	72.32	48.43	38.18	25.67
2020	22.48	29.14	43.50	54.02	65.85	81.68	84.26	84.43	M	M	44.60	35.54
2021	32.12	20.94	52.15	54.89	67.42	86.48	88.44	86.17	77.54	60.28	46.88	26.37
2022	23.46	26.60	41.35	45.14	66.20	78.86	84.84	84.90	77.42	61.73	32.42	16.21
2023	20.85	26.02	24.41	45.86	75.20	82.10	81.35	81.24	75.74	56.10	44.30	37.11
2024	21.78	39.88	38.27	56.90	66.72	76.94	83.21	79.85	82.64	65.56	39.74	30.32
2025	22.77	16.44	48.84	56.78	69.51	77.06	83.74	80.31	75.20	M	M	M
NCEI Climatology	20.10	24.77	37.29	53.20	65.90	74.90	81.20	80.30	71.10	54.91	38.10	25.20

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	4.17	5.00
2011	M	M	M	M	42.89	51.08	60.10	54.65	41.18	35.48	17.30	12.90
2012	9.24	7.86	28.40	34.16	41.29	53.84	60.92	50.70	39.68	30.90	19.22	6.97
2013	3.66	11.49	12.49	23.96	41.23	51.80	56.39	56.56	50.24	30.49	14.84	-4.00
2014	-1.33	-5.41	15.51	26.78	41.81	51.74	54.74	56.33	45.14	32.93	10.28	10.86
2015	8.14	3.33	21.03	31.87	41.50	53.00	56.85	53.37	47.78	35.37	20.54	13.13
2016	6.86	18.66	24.51	31.70	40.71	52.64	59.66	54.53	46.70	36.18	26.48	0.84
2017	2.56	12.01	20.02	29.78	40.13	54.09	M	53.82	46.88	31.42	16.94	6.74
2018	1.81	-4.45	18.35	15.46	M	57.70	57.55	54.35	52.52	30.20	16.58	13.25
2019	2.85	-9.66	9.41	31.28	35.60	M	55.66	55.11	49.58	28.86	18.68	8.95
2020	5.17	8.04	22.71	25.40	40.54	55.94	58.54	55.51	M	M	14.60	10.75
2021	16.79	-4.13	21.72	26.54	40.01	54.02	61.32	56.33	48.38	37.28	21.44	5.46
2022	-0.52	0.76	18.12	27.44	41.87	51.62	59.06	57.43	46.04	30.49	12.86	-0.57
2023	2.97	2.69	2.57	24.68	47.91	58.46	44.95	39.84	49.52	33.34	20.12	16.26
2024	5.58	18.59	17.14	32.48	30.84	36.08	30.78	44.25	34.76	34.73	20.06	12.03
2025	1.11	-7.21	21.78	30.56	43.32	52.88	59.35	54.18	39.76	M	M	M
NCEI Climatology	1.80	5.37	16.50	28.10	40.80	51.59	56.30	53.90	44.80	31.90	18.39	7.80

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	14.00	13.78
2011	M	M	M	M	52.56	62.15	72.09	68.70	56.63	48.14	29.93	23.32
2012	21.43	20.95	42.51	46.64	54.59	66.89	75.29	66.52	58.10	42.16	28.91	15.57
2013	13.65	20.65	22.88	34.19	54.35	63.50	68.75	70.32	63.35	40.74	26.84	6.36
2014	11.33	6.25	25.64	39.95	54.41	62.60	67.22	66.55	58.58	46.20	20.18	19.34
2015	17.98	13.27	34.96	45.08	53.60	64.73	70.21	68.17	63.53	48.37	32.54	21.23
2016	15.89	28.18	37.81	43.97	55.57	66.77	71.30	67.71	59.06	47.88	38.57	9.19
2017	9.62	20.17	28.65	43.28	55.08	69.64	M	66.28	60.11	46.02	29.54	17.28
2018	13.22	7.25	26.16	24.63	M	68.61	70.70	69.25	65.75	44.88	24.32	22.85
2019	11.79	-0.88	19.25	42.95	36.50	M	68.77	66.29	60.95	38.65	28.43	17.31
2020	13.83	18.59	33.10	39.71	53.19	68.81	71.40	69.97	M	M	29.60	23.15
2021	24.45	8.41	36.94	40.71	53.72	70.25	74.88	71.25	62.96	48.78	34.16	15.92
2022	11.47	13.68	29.74	36.29	54.04	65.24	71.95	71.16	61.73	46.11	22.64	7.82
2023	11.91	14.35	13.49	35.27	61.55	70.28	63.15	60.54	62.63	44.72	32.21	26.69
2024	13.68	29.24	27.70	44.69	48.78	56.51	57.00	62.05	58.70	50.15	29.90	21.17
2025	11.94	4.61	35.31	43.67	56.42	64.97	71.54	67.25	57.48	M	M	M
NCEI Climatology	10.95	15.07	26.90	40.65	53.35	63.25	68.75	67.10	57.95	43.40	28.25	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
2010	M	M	M	M	M	M	M	M	M	M	80.6%	88.8%
2011	M	M	M	M	74.5%	80.8%	80.5%	75.6%	71.0%	71.3%	70.6%	81.4%
2012	74.8%	79.0%	70.5%	68.7%	68.5%	68.9%	69.0%	65.6%	52.7%	72.6%	87.2%	87.1%
2013	84.0%	89.0%	85.9%	78.1%	68.9%	76.2%	74.4%	71.3%	75.0%	82.0%	79.1%	82.6%
2014	81.5%	79.8%	79.1%	69.8%	68.5%	79.7%	74.5%	84.8%	77.2%	69.8%	80.3%	91.6%
2015	86.0%	81.7%	73.7%	61.4%	73.7%	80.7%	78.8%	76.4%	74.4%	75.2%	81.5%	92.6%
2016	92.3%	84.5%	76.5%	75.9%	71.0%	71.5%	77.5%	79.9%	80.2%	79.3%	83.7%	87.5%
2017	90.3%	93.2%	87.8%	75.6%	66.3%	67.3%	M	68.7%	66.0%	56.4%	65.5%	66.8%
2018	75.1%	68.7%	91.6%	100.0%	M	74.7%	86.2%	74.0%	66.5%	62.0%	80.1%	76.3%
2019	75.6%	69.2%	85.3%	98.9%	100.0%	M	65.6%	77.7%	80.1%	72.6%	73.8%	81.7%
2020	80.8%	77.7%	77.2%	60.7%	69.3%	64.4%	73.7%	100.0%	M	M	73.8%	77.0%
2021	83.4%	70.7%	67.2%	63.0%	63.9%	56.2%	65.1%	64.5%	66.5%	78.3%	76.8%	83.1%
2022	85.2%	78.6%	75.0%	78.4%	71.7%	67.2%	74.8%	71.4%	64.5%	62.0%	80.2%	86.9%
2023	96.7%	91.7%	94.4%	81.5%	68.8%	74.9%	77.5%	81.3%	81.4%	81.2%	79.8%	91.9%
2024	86.7%	85.0%	76.5%	68.9%	76.8%	72.1%	82.0%	83.6%	67.8%	59.7%	82.0%	83.4%
2025	75.5%	75.1%	66.3%	66.3%	66.5%	73.6%	74.8%	82.6%	80.0%	M	M	M

Monthly Plots

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