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 () 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
2004	M	M	M	M	M	M	0.00	M	M	M	M	M
2005	M	M	M	M	M	M	M	M	M	M	M	M
2006	M	M	M	M	M	M	M	M	M	0.25	0.01	0.20
2007	0.92	1.17	0.08	0.66	0.01	M	M	M	M	M	M	M
2008	0.26	0.03	0.03	M	0.03	M	M	M	M	0.46	0.06	0.12
2009	M	M	0.15	M	M	M	M	M	0.10	0.80	0.75	0.24
2010	0.04	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	0.14	0.00
2012	M	M	M	M	M	M	M	M	M	M	M	M
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	M	M	M	3.55	0.07
2015	0.01	0.12	1.10	0.16	0.14	0.06	0.11	0.04	0.03	0.76	1.03	0.69
2016	0.03	0.66	0.06	M	M	M	M	M	M	M	M	M
2017	M	M	M	M	M	M	M	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	0.04	0.48	0.31	0.04	M	0.47	0.60	0.13	M	1.76	2.80
2021	0.02	0.12	M	M	M	M	0.06	M	0.18	0.02	0.01	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	0.03	1.09	M	0.02	M	M	M	M	M	M	M	M

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2004	M	M	M	M	M	M	12.1	M	M	M	M	M
2005	8.4	6.7	8.2	10.0	10.1	13.0	13.8	M	M	6.5	5.2	5.5
2006	5.8	8.2	M	M	M	M	M	M	M	M	M	M
2007	7.7	7.0	7.7	9.1	8.0	11.0	11.1	10.0	9.2	6.6	7.2	7.5
2008	7.1	8.1	7.7	9.4	8.6	12.0	10.6	7.2	7.8	6.4	3.6	M
2009	6.8	8.1	9.2	8.3	7.7	8.4	11.8	7.6	7.7	5.1	6.7	6.0
2010	8.1	8.2	9.5	8.7	8.8	10.4	12.3	9.5	8.9	8.6	7.7	7.7
2011	7.2	9.2	10.0	10.1	10.2	13.4	12.0	11.3	8.6	7.9	5.9	6.6
2012	M	M	M	M	M	M	M	M	M	M	M	M
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	M	M	5.6	6.1	6.1
2015	6.5	8.2	7.5	9.2	12.2	16.7	13.5	12.3	11.4	10.8	8.7	11.0
2016	10.5	11.7	9.9	M	M	M	M	M	M	M	M	M
2017	M	M	M	M	M	M	M	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	8.0	7.3	7.4	10.8	12.8	6.6	9.5	5.6	3.6	7.2	5.8
2021	5.0	6.6	8.5	9.2	7.0	13.2	7.2	6.8	9.4	7.2	6.8	M
2022	M	M	M	M	M	M	M	M	6.1	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	2.6	2.2	1.0	4.1	5.3	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
2004	M	M	M	M	M	90.92	98.85	93.82	M	76.20	68.31	53.49
2005	54.51	58.78	63.28	88.03	93.37	98.69	109.18	M	93.79	81.96	68.70	66.09
2006	55.63	61.39	72.29	80.67	91.53	103.90	99.79	104.34	100.80	88.98	68.13	55.68
2007	55.66	61.36	72.09	78.20	98.69	104.87	108.80	108.26	100.92	91.04	73.17	60.62
2008	51.94	61.26	79.64	87.81	92.75	102.78	107.75	109.82	101.69	84.98	70.99	60.57
2009	57.48	66.79	71.32	81.22	94.37	104.37	105.04	106.20	95.90	89.38	69.96	64.18
2010	64.07	66.84	76.19	84.86	96.10	105.50	111.14	113.29	103.40	91.28	78.38	65.33
2011	56.27	63.50	72.47	82.34	92.62	103.10	109.86	108.06	100.52	85.01	64.76	58.10
2012	M	M	M	M	M	M	M	M	M	M	M	M
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	M	M	96.27	78.58	72.85
2015	69.64	74.85	81.80	92.74	104.80	111.43	116.43	117.67	109.77	99.27	76.55	65.01
2016	65.69	74.65	81.80	M	M	M	M	M	M	M	M	M
2017	M	M	M	M	M	M	M	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	74.39	81.14	92.23	104.18	112.75	118.74	114.89	111.96	97.77	82.11	69.43
2021	70.95	74.66	83.28	97.53	108.90	114.86	118.20	116.37	109.44	99.61	83.44	M
2022	M	M	M	M	M	M	M	M	114.31	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	69.65	64.88	58.60	92.94	103.85	M	M	M	M	M	M	M

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2004	M	M	M	M	M	85.19	86.50	84.28	M	72.25	61.80	43.26
2005	39.79	46.59	54.64	63.66	67.52	75.70	83.79	M	71.55	58.52	45.90	44.81
2006	37.18	45.26	55.59	64.49	73.82	91.77	83.75	84.57	73.44	65.46	45.95	36.21
2007	34.04	42.19	46.10	44.21	73.13	76.46	81.09	82.09	74.45	64.68	47.50	38.27
2008	30.71	37.88	51.64	60.60	66.15	77.06	80.29	84.15	76.75	62.79	50.97	39.07
2009	34.91	43.69	47.98	55.22	69.17	77.72	79.55	77.63	70.57	64.04	48.75	44.26
2010	41.78	43.16	52.55	58.34	70.26	78.92	82.75	84.66	77.12	66.20	49.16	40.59
2011	37.81	42.22	47.79	58.64	69.39	76.58	84.08	82.28	74.36	60.51	39.56	31.10
2012	M	M	M	M	M	M	M	M	M	M	M	M
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	M	M	72.02	54.93	48.95
2015	44.83	51.22	58.15	67.59	81.87	86.64	90.19	90.66	83.89	75.49	59.38	47.60
2016	47.18	52.21	61.57	M	M	M	M	M	M	M	M	M
2017	M	M	M	M	M	M	M	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	47.93	56.66	65.18	74.98	85.55	62.78	61.18	82.29	67.32	59.74	50.15
2021	46.06	48.65	57.40	68.50	78.41	84.99	88.77	87.47	79.81	72.19	59.27	M
2022	M	M	M	M	M	M	M	M	85.51	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	48.65	47.82	44.20	68.61	78.84	M	M	M	M	M	M	M

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2004	M	M	M	M	M	88.05	91.81	88.85	M	74.22	65.06	48.37
2005	47.15	52.69	58.96	75.85	80.45	87.20	96.48	M	82.67	70.24	57.30	55.45
2006	46.40	53.33	63.94	72.58	82.67	96.03	91.73	94.46	87.12	77.22	57.04	45.95
2007	44.85	51.78	59.09	61.21	85.91	90.66	94.95	95.18	87.69	77.86	60.34	49.45
2008	41.32	49.57	65.64	74.21	79.45	89.92	94.02	96.99	89.22	73.89	60.98	49.82
2009	46.24	55.24	59.65	68.22	81.77	91.04	92.27	91.91	83.24	76.71	59.35	54.22
2010	52.92	55.00	64.37	71.60	83.18	92.21	96.95	98.98	90.26	78.74	63.77	52.96
2011	47.04	52.86	60.13	70.49	81.01	89.84	96.97	95.17	87.44	72.76	52.16	44.60
2012	M	M	M	M	M	M	M	M	M	M	M	M
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	M	M	84.15	66.76	60.90
2015	57.24	63.03	69.97	80.17	93.33	99.04	103.31	104.16	96.83	87.38	67.96	56.30
2016	56.44	63.43	71.68	M	M	M	M	M	M	M	M	M
2017	M	M	M	M	M	M	M	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	61.16	68.90	78.70	89.58	99.15	90.76	88.04	97.12	82.55	70.92	59.79
2021	58.50	61.65	70.34	83.01	93.65	99.92	103.49	101.92	94.62	85.90	71.35	M
2022	M	M	M	M	M	M	M	M	99.91	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	59.15	56.35	51.40	80.78	91.35	M	M	M	M	M	M	M

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
2004	M	M	M	M	M	M	12.7%	M	M	M	M	M
2005	53.4%	57.4%	57.9%	27.0%	23.4%	18.4%	16.2%	M	M	27.0%	38.6%	45.7%
2006	68.5%	68.0%	M	M	M	M	M	M	M	M	M	M
2007	66.0%	67.9%	38.0%	38.6%	24.8%	14.9%	14.1%	20.0%	19.2%	24.3%	32.9%	42.7%
2008	53.7%	49.8%	32.4%	24.4%	19.1%	15.6%	14.8%	15.9%	22.3%	41.3%	66.7%	M
2009	50.6%	45.2%	38.7%	31.1%	18.4%	13.8%	18.9%	16.1%	25.0%	32.4%	62.8%	68.1%
2010	55.6%	49.4%	42.4%	31.0%	23.5%	16.7%	15.7%	12.1%	20.0%	33.7%	31.1%	52.0%
2011	77.3%	54.0%	31.6%	34.6%	28.1%	18.3%	15.8%	17.1%	20.6%	29.7%	46.4%	34.2%
2012	M	M	M	M	M	M	M	M	M	M	M	M
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	M	M	31.1%	47.0%	57.5%
2015	49.7%	44.7%	46.5%	21.6%	17.5%	9.5%	9.6%	15.0%	21.3%	37.2%	56.3%	59.7%
2016	52.0%	41.2%	39.9%	M	M	M	M	M	M	M	M	M
2017	M	M	M	M	M	M	M	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	44.4%	43.1%	33.4%	16.2%	10.8%	17.1%	13.7%	18.4%	23.9%	56.5%	64.9%
2021	47.3%	50.0%	28.9%	18.9%	13.1%	10.3%	14.4%	18.5%	18.4%	24.8%	40.7%	M
2022	M	M	M	M	M	M	M	M	25.1%	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	46.9%	41.2%	25.7%	19.6%	15.2%	M	M	M	M	M	M	M

Monthly Plots

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