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 (USC00328937) 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	12.43
2011	9.72	1.97	13.09	15.18	1.32	2.00	0.00	2.66	0.00	0.12	2.36	4.52
2012	1.44	M	1.51	0.91	1.24	1.29	0.51	0.96	0.18	M	M	2.51
2013	4.89	13.64	9.83	8.49	3.10	7.60	0.83	2.35	2.15	4.59	1.61	11.32
2014	13.72	3.81	15.94	3.71	0.59	3.12	0.99	1.65	3.35	1.77	7.98	0.71
2015	6.37	4.50	4.17	1.32	8.01	3.11	1.61	2.09	0.50	1.44	8.29	9.16
2016	3.10	6.06	5.11	2.82	3.77	5.16	4.89	3.47	3.20	0.67	1.78	25.48
2017	15.44	2.41	4.82	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	0.52	0.52	0.81	1.22	3.21	3.59	3.02	2.59	2.73	1.91	0.69	0.67

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	13.7
2011	11.4	14.9	11.2	12.1	11.4	11.1	10.2	9.2	8.7	8.3	12.0	12.2
2012	14.2	M	11.9	11.9	11.2	10.4	9.7	8.5	9.6	M	M	8.9
2013	12.9	10.9	10.9	12.8	12.1	9.8	8.8	7.5	9.6	11.6	11.4	12.2
2014	15.4	13.5	13.0	12.9	12.3	10.7	9.4	7.9	10.7	12.1	13.4	11.8
2015	12.9	11.9	12.7	12.8	11.2	8.5	9.7	8.8	9.7	12.2	11.3	11.1
2016	11.3	11.6	10.9	13.1	10.7	10.9	8.9	9.1	10.8	11.8	11.3	15.1
2017	12.1	11.7	11.8	11.2	11.2	10.5	8.5	7.5	10.5	13.3	11.8	12.5
2018	12.4	11.6	10.7	12.2	9.9	10.2	8.5	8.2	10.6	11.1	10.4	11.5
2019	8.0	0.0	3.4	11.7	10.7	9.3	7.7	8.8	10.4	13.5	11.0	11.3
2020	12.0	11.4	11.6	11.3	9.7	11.5	8.8	8.2	10.5	11.7	12.1	11.6
2021	10.8	11.4	12.0	12.0	10.7	9.1	8.6	10.6	10.1	10.8	10.3	11.8
2022	13.6	15.1	13.2	15.0	11.5	10.7	9.4	9.2	9.6	10.7	14.2	12.9
2023	10.3	12.7	12.5	12.5	10.4	8.1	7.8	8.3	8.0	11.2	11.1	11.2
2024	12.0	11.1	12.4	13.0	11.1	11.0	7.5	8.3	11.4	10.6	11.2	11.7
2025	9.7	M	M	M	M	M	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
2010	M	M	M	M	M	M	M	M	M	M	M	17.39
2011	11.62	20.84	27.85	45.67	57.20	71.92	83.30	78.45	73.40	50.42	39.26	31.76
2012	38.30	M	51.08	54.40	68.06	77.00	85.89	79.96	69.50	M	M	15.94
2013	19.98	21.26	23.99	38.42	65.21	74.12	79.85	80.08	72.14	49.88	35.66	11.33
2014	17.83	12.91	30.90	47.06	55.40	73.13	77.52	77.29	69.26	56.56	27.80	24.97
2015	22.76	15.80	42.34	57.62	62.83	75.74	80.48	78.39	74.24	59.23	42.86	26.48
2016	20.45	30.32	46.52	49.88	68.81	76.34	78.92	78.16	69.14	55.02	47.78	19.69
2017	17.95	28.59	37.05	53.78	68.16	76.94	83.21	75.66	69.02	56.15	32.96	21.14
2018	18.02	16.09	30.08	42.53	73.63	78.86	80.08	78.51	66.02	47.15	27.86	26.66
2019	20.14	M	37.07	49.88	60.68	75.62	80.31	74.15	68.18	45.35	33.20	21.49
2020	17.77	23.68	35.66	47.06	63.95	80.18	81.94	79.21	68.06	46.63	43.58	32.00
2021	26.43	13.23	46.57	52.76	66.49	83.66	85.53	82.57	74.36	58.48	43.50	20.17
2022	15.63	18.95	33.45	40.94	63.24	77.84	81.76	79.55	72.80	58.25	32.42	13.83
2023	17.89	21.33	22.25	40.22	73.40	81.14	78.16	78.45	73.40	54.18	40.52	35.08
2024	19.81	35.91	36.82	54.26	65.97	74.66	80.60	75.65	77.90	61.70	36.50	25.15
2025	6.03	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	18.30	23.37	36.00	53.19	67.10	76.40	81.19	80.10	71.41	55.90	38.30	24.20

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	M	6.16
2011	-3.42	4.76	13.93	31.87	38.40	54.55	62.60	57.20	50.90	29.65	21.51	16.16
2012	19.94	M	34.70	33.90	45.78	55.40	63.66	53.14	42.80	M	M	3.13
2013	-0.34	4.61	6.10	22.70	43.03	53.78	57.61	57.61	50.84	34.09	15.92	-3.77
2014	-4.75	-4.90	12.78	27.55	36.74	54.47	55.75	57.61	46.88	35.43	13.40	12.14
2015	6.80	-3.16	21.26	31.28	41.70	54.68	59.75	55.23	49.76	37.23	24.56	14.46
2016	7.15	13.44	26.02	32.54	43.96	55.52	59.29	56.74	49.40	36.50	30.74	5.12
2017	6.39	14.19	17.08	31.46	42.47	53.42	58.42	54.82	48.80	34.79	17.36	6.06
2018	3.68	-2.20	18.24	25.67	48.61	58.46	58.83	55.05	46.16	30.03	13.76	12.20
2019	5.16	M	22.02	31.82	39.95	54.14	60.05	55.75	50.36	31.65	18.86	5.46
2020	3.61	6.55	18.82	26.24	44.66	57.68	61.21	58.01	46.52	29.79	19.88	13.42
2021	12.37	-2.39	23.75	28.82	41.06	56.06	61.80	58.83	50.42	40.25	24.33	3.97
2022	-7.19	-5.99	16.61	26.66	44.43	55.82	60.34	58.01	48.02	34.03	17.06	0.18
2023	2.50	0.95	2.79	24.86	49.13	60.38	55.75	58.07	51.92	35.37	22.52	19.17
2024	6.97	17.97	18.01	33.98	44.54	53.78	60.39	57.35	52.44	38.18	22.55	10.98
2025	-6.83	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	-2.30	1.49	14.19	27.70	41.20	53.20	56.99	54.09	44.60	31.91	18.30	5.59

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	11.78
2011	4.10	12.80	20.89	38.77	47.80	63.24	72.95	67.83	62.15	40.03	30.39	23.96
2012	29.12	M	42.89	44.15	56.92	66.20	74.78	66.55	56.15	M	M	9.53
2013	9.82	12.94	15.05	30.56	54.12	63.95	68.73	68.84	61.49	41.99	25.79	3.78
2014	6.54	4.00	21.84	37.31	46.07	63.80	66.64	67.45	58.07	45.99	20.60	18.56
2015	14.78	6.32	31.80	44.45	52.26	65.21	70.12	66.81	62.00	48.23	33.71	20.47
2016	13.80	21.88	36.27	41.21	56.39	65.93	69.10	67.45	59.27	45.76	39.26	12.40
2017	12.17	21.39	27.06	42.62	55.32	65.18	70.82	65.24	58.91	45.47	25.16	13.60
2018	10.85	6.94	24.16	34.10	61.12	68.66	69.45	66.78	56.09	38.59	20.81	19.43
2019	12.65	M	29.55	40.85	50.32	64.88	70.18	64.95	59.27	38.50	26.03	13.48
2020	10.69	15.12	27.24	36.65	54.31	68.93	71.57	68.61	57.29	38.21	31.73	22.71
2021	19.40	5.42	35.16	40.79	53.77	69.86	73.67	70.70	62.39	49.36	33.92	12.07
2022	4.22	6.48	25.03	33.80	53.83	66.83	71.05	68.78	60.41	46.14	24.74	7.00
2023	10.20	11.14	12.52	32.54	61.26	70.76	66.95	68.26	62.66	44.77	31.52	27.12
2024	13.39	26.94	27.41	44.12	55.25	64.22	70.50	66.50	65.17	49.94	29.52	18.06
2025	-0.40	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	8.00	12.43	25.10	40.45	54.15	64.80	69.09	67.10	58.00	43.90	28.30	14.89

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	86.3%
2011	83.0%	80.2%	85.8%	82.4%	64.8%	79.2%	73.4%	79.4%	77.6%	77.8%	72.6%	79.1%
2012	77.4%	M	83.6%	66.7%	68.8%	70.8%	73.5%	68.5%	59.2%	M	M	88.7%
2013	82.0%	89.0%	89.5%	84.0%	72.5%	78.3%	75.4%	74.2%	79.4%	81.4%	82.2%	84.2%
2014	81.0%	78.2%	78.6%	81.7%	73.2%	79.9%	77.4%	84.0%	82.4%	74.1%	81.8%	93.9%
2015	88.0%	83.5%	77.3%	57.4%	75.5%	78.2%	80.6%	79.4%	76.7%	73.1%	84.7%	94.3%
2016	90.4%	89.1%	79.3%	71.9%	63.3%	74.7%	83.8%	82.0%	80.8%	85.0%	85.2%	88.8%
2017	91.1%	91.3%	82.7%	75.8%	61.5%	68.4%	75.0%	79.8%	80.8%	67.7%	87.4%	84.7%
2018	84.1%	80.7%	93.1%	75.7%	66.3%	76.6%	81.6%	82.5%	81.8%	84.5%	93.5%	93.3%
2019	87.4%	M	94.3%	79.4%	70.8%	73.6%	81.1%	84.9%	88.5%	85.0%	86.7%	91.5%
2020	88.3%	87.6%	89.8%	74.8%	70.5%	70.1%	80.5%	82.5%	75.1%	73.9%	78.9%	86.1%
2021	93.8%	80.9%	75.6%	66.1%	62.9%	60.8%	70.8%	72.7%	70.9%	81.7%	76.2%	85.2%
2022	83.5%	80.0%	80.2%	85.2%	79.1%	68.0%	77.6%	79.3%	72.1%	68.2%	83.1%	86.9%
2023	95.4%	88.7%	91.7%	87.8%	67.9%	77.2%	78.7%	83.8%	83.5%	82.9%	81.5%	92.6%
2024	91.9%	88.3%	78.3%	67.6%	73.5%	72.9%	84.2%	87.8%	69.3%	67.4%	93.4%	93.1%
2025	77.5%	M	M	M	M	M	M	M	M	M	M	M

Monthly Plots

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