IEM :: Monthly Summaries

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 (USC00322482) 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	1.00	0.00	1.83	2.53	M	M
2005	M	M	0.00	0.00	1.63	1.58	0.20	1.53	0.44	0.25	M	M
2006	M	0.00	0.00	0.00	1.15	0.00	1.59	5.55	2.58	M	0.00	M
2007	M	0.00	M	M	3.47	2.79	2.23	1.89	1.65	0.68	0.00	M
2008	M	M	M	M	M	2.51	M	M	0.56	2.09	M	M
2009	M	M	M	0.45	0.72	3.20	1.26	0.87	1.80	M	M	0.00
2010	M	0.00	M	0.42	M	0.00	1.88	0.00	0.00	0.05	0.00	0.00
2011	M	M	M	M	M	M	1.80	1.10	M	M	M	0.41
2012	0.26	0.75	0.57	2.44	1.68	1.87	2.46	1.09	0.33	1.30	0.27	0.21
2013	0.04	M	0.45	1.24	3.33	3.38	1.13	0.10	2.75	5.02	0.00	0.68
2014	0.02	M	M	3.21	M	4.96	1.56	3.40	0.84	0.35	0.30	0.03
2015	0.56	0.50	0.25	0.40	5.95	4.67	1.55	2.28	0.37	1.05	1.05	0.56
2016	0.70	0.72	2.17	3.53	3.12	3.28	M	0.57	3.43	1.99	0.35	M
2017	M	M	0.00	1.10	0.60	1.25	1.45	2.31	4.17	0.34	0.22	0.22
2018	0.20	0.29	1.08	0.52	2.61	3.85	5.86	2.20	3.10	1.90	0.79	0.35
2019	M	M	M	0.99	2.17	3.40	6.37	3.00	5.88	2.77	M	M
2020	M	M	M	M	M	3.02	4.58	3.29	0.77	M	M	M
2021	M	M	M	0.00	M	M	M	M	M	M	M	M
2022	M	M	M	M	M	M	0.00	M	M	M	M	M
2023	M	M	M	M	0.00	M	0.00	M	M	M	M	M
2024	M	M	M	M	0.00	M	0.00	0.00	M	M	M	M
2025	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	0.61	0.42	0.92	1.43	3.03	3.35	3.28	2.79	2.50	1.71	0.66	0.46

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2004	M	M	M	M	M	M	M	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	M	M	M
2007	M	M	M	M	M	M	M	M	M	M	M	M
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	M	M	M	M	M	M	M	M	M	M	M
2010	M	M	M	M	M	M	M	M	M	M	M	M
2011	M	M	M	M	M	M	M	M	M	M	M	M
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	M	M
2015	M	M	M	M	M	M	M	M	M	M	M	M
2016	M	M	M	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	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	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
2004	M	M	M	M	M	M	77.19	75.79	74.57	49.60	53.38	41.50
2005	27.86	37.80	48.60	64.22	66.62	75.30	76.40	75.00	75.54	59.22	42.67	34.33
2006	30.00	33.00	39.71	71.00	70.52	78.71	87.70	81.71	71.33	51.90	41.33	38.29
2007	0.00	19.17	42.00	53.00	69.45	72.38	84.73	79.65	67.88	56.52	35.14	24.00
2008	20.70	24.89	39.54	49.00	69.20	72.27	79.60	82.95	66.75	57.50	38.00	15.88
2009	17.90	24.53	28.79	45.56	66.64	72.79	74.75	83.44	77.50	47.67	55.57	10.50
2010	14.09	22.75	35.80	63.50	63.50	72.57	83.57	83.57	62.80	65.91	46.28	15.00
2011	13.40	36.75	20.67	55.67	65.15	72.30	83.93	81.36	70.14	71.50	46.82	36.83
2012	31.71	33.34	54.13	57.90	67.91	79.00	M	83.20	74.93	52.94	38.63	22.68
2013	21.11	M	25.61	40.30	67.00	74.47	81.13	82.19	74.65	46.43	38.17	16.35
2014	18.32	M	41.59	51.17	M	73.68	77.55	76.52	70.17	59.16	29.20	24.68
2015	23.71	16.81	41.97	59.13	64.19	76.90	81.71	79.16	76.37	61.23	46.07	28.00
2016	21.71	33.21	48.06	53.04	70.61	77.34	M	77.82	71.23	57.94	51.03	18.00
2017	18.65	29.96	37.55	56.33	68.32	79.30	83.41	76.71	72.10	59.00	38.70	26.70
2018	23.28	18.96	32.90	26.40	74.48	80.23	80.29	78.29	68.13	49.23	30.64	29.13
2019	16.48	5.22	27.65	51.23	59.81	76.53	80.77	74.68	69.80	46.13	34.67	24.80
2020	23.75	M	M	M	M	80.40	83.00	81.68	69.93	48.29	46.10	34.26
2021	30.30	16.52	49.52	M	67.10	85.10	85.77	82.81	75.17	59.35	44.23	26.77
2022	20.42	20.71	36.35	43.13	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	19.91	25.35	37.10	53.20	66.70	75.69	81.00	80.20	71.41	55.89	38.91	25.51

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2004	M	M	M	M	M	M	53.38	49.20	49.25	25.75	27.67	22.00
2005	9.50	18.00	15.86	32.36	40.69	58.08	55.60	53.88	51.79	34.24	24.25	29.00
2006	14.44	3.33	23.29	40.67	45.04	54.86	59.67	56.76	48.50	24.64	18.00	16.46
2007	-12.00	-0.40	28.67	33.86	46.60	54.42	61.00	55.75	48.17	35.85	12.00	5.00
2008	-0.17	1.56	17.10	23.67	39.67	50.94	54.50	55.68	43.22	35.29	21.16	-1.05
2009	-0.74	8.39	13.04	27.36	40.00	50.79	52.83	57.00	49.82	31.38	27.57	-0.50
2010	-0.05	6.20	20.29	37.25	42.30	54.40	61.31	56.14	45.50	38.71	18.61	2.75
2011	-2.44	18.00	1.88	30.25	45.64	52.20	60.33	59.38	47.17	46.20	22.53	16.26
2012	9.32	9.83	27.48	34.63	44.09	54.21	M	50.53	41.79	32.06	19.37	6.26
2013	3.52	M	4.87	22.33	43.17	53.97	58.10	55.94	50.84	30.57	17.17	-2.71
2014	-4.23	M	18.64	27.00	M	54.64	56.13	57.81	45.03	34.77	13.13	9.23
2015	10.46	-2.04	21.55	32.14	43.32	55.52	59.65	56.90	50.60	39.42	25.87	16.74
2016	8.84	16.42	26.63	32.61	44.61	56.64	M	55.14	48.27	37.07	31.23	4.28
2017	6.88	15.89	20.16	32.14	43.45	53.50	58.79	54.52	48.47	37.68	20.03	10.03
2018	5.32	-0.14	18.50	10.62	49.13	59.00	58.58	55.10	46.77	31.97	15.50	15.00
2019	2.36	-7.30	13.59	32.87	40.84	55.50	61.23	56.39	51.10	32.29	16.92	10.55
2020	9.27	M	M	M	M	57.23	60.42	58.71	46.00	31.32	21.33	16.13
2021	18.52	-1.63	23.71	M	42.06	58.38	60.35	57.77	48.90	39.80	23.13	10.45
2022	0.08	-2.07	17.89	25.13	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	3.71	7.17	19.19	31.60	44.30	55.00	59.10	56.69	47.40	34.70	20.99	9.70

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	M	65.42	62.54	61.71	35.62	40.90	31.75
2005	18.83	28.50	33.60	48.39	53.65	66.40	66.00	64.44	63.21	46.82	33.40	30.67
2006	23.21	21.00	31.50	55.88	58.27	66.25	73.75	69.19	60.15	37.95	29.33	28.04
2007	-6.00	7.50	35.30	42.08	57.06	63.50	72.86	67.38	60.08	46.10	23.57	14.50
2008	9.70	14.80	31.61	36.33	53.80	61.60	67.75	69.36	54.75	46.31	30.08	7.03
2009	9.08	16.97	21.17	37.43	53.30	61.58	64.42	70.83	64.31	39.70	41.57	5.00
2010	7.61	13.12	28.58	50.38	52.90	62.90	72.77	69.86	53.38	52.52	32.74	8.88
2011	5.70	33.17	10.47	43.17	55.62	62.25	72.13	70.27	58.58	57.40	35.22	26.95
2012	20.52	21.59	40.81	46.27	56.00	66.61	M	66.87	58.10	42.50	29.00	14.47
2013	12.31	M	15.24	31.32	55.08	64.22	69.61	69.06	62.82	38.50	27.67	6.82
2014	7.05	M	30.11	39.08	M	64.16	66.84	67.16	57.60	46.97	21.17	16.95
2015	17.08	5.93	31.76	45.50	53.76	66.47	70.68	68.03	63.48	50.32	35.97	22.37
2016	15.27	24.42	37.68	42.82	57.61	67.04	M	66.48	59.75	47.32	41.13	11.14
2017	12.52	23.15	28.85	44.14	55.89	66.40	71.10	65.61	60.28	48.34	29.37	18.39
2018	14.33	9.26	25.70	19.00	61.81	69.62	69.44	66.69	57.45	40.58	22.44	22.15
2019	9.48	-1.04	21.07	42.05	50.32	66.02	71.00	65.53	60.45	39.21	25.79	17.57
2020	16.50	M	M	M	M	68.82	71.71	70.19	57.97	39.81	33.72	25.19
2021	24.41	7.44	36.61	M	54.58	71.74	73.06	70.29	62.03	49.40	33.68	18.61
2022	10.25	9.32	26.96	34.13	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	11.81	16.26	28.15	42.40	55.50	65.35	70.05	68.45	59.40	45.30	29.95	17.60

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	M	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	M	M	M
2007	M	M	M	M	M	M	M	M	M	M	M	M
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	M	M	M	M	M	M	M	M	M	M	M
2010	M	M	M	M	M	M	M	M	M	M	M	M
2011	M	M	M	M	M	M	M	M	M	M	M	M
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	M	M
2015	M	M	M	M	M	M	M	M	M	M	M	M
2016	M	M	M	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	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