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 (USC00411772) 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
2002	M	M	M	M	M	M	M	M	M	M	M	M
2003	M	M	M	M	M	M	M	1.92	1.76	1.19	2.18	1.03
2004	1.94	3.44	2.01	0.99	2.05	1.28	1.45	0.95	0.31	3.41	3.92	1.17
2005	2.94	2.11	1.74	1.59	0.52	0.20	1.14	0.56	0.74	0.48	0.09	0.11
2006	2.53	2.47	8.38	1.62	1.04	0.68	0.02	1.90	1.77	3.54	1.33	4.77
2007	5.50	0.51	2.33	1.26	4.26	1.40	0.76	1.39	2.43	2.11	1.32	2.00
2008	0.39	2.11	6.09	2.85	1.74	1.26	0.02	1.47	1.05	1.20	1.58	0.60
2009	0.94	0.14	2.26	4.10	6.96	0.11	3.42	2.12	4.63	2.04	2.38	4.55
2010	1.49	1.57	1.72	0.75	0.77	0.27	2.69	0.78	0.47	0.06	2.61	0.22
2011	0.61	2.38	0.36	3.66	4.88	0.64	0.37	0.20	1.19	1.07	4.69	4.43
2012	3.81	1.39	5.93	2.42	0.81	0.47	2.68	1.64	1.64	0.80	0.38	2.87
2013	2.44	2.08	3.26	1.17	4.08	1.06	1.52	0.13	2.64	3.34	3.15	3.05
2014	0.99	1.23	2.91	3.50	3.67	2.42	8.44	0.11	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
NCEI Climatology	3.24	3.73	4.75	4.62	5.94	3.97	2.80	3.14	3.76	4.98	3.65	4.99

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2002	M	M	M	M	M	M	M	M	M	M	M	M
2003	M	M	M	M	M	M	M	3.3	3.7	3.8	5.8	6.4
2004	5.5	6.2	6.6	5.7	6.1	3.9	3.6	3.9	4.3	4.9	5.3	4.8
2005	5.8	4.8	6.4	5.8	4.5	4.5	3.2	2.8	4.3	4.0	5.5	5.2
2006	6.3	6.0	7.5	6.1	5.1	4.5	4.9	4.9	4.5	4.6	5.3	5.2
2007	4.4	6.2	5.3	5.2	4.1	4.0	2.4	2.8	2.8	3.8	4.6	4.8
2008	6.1	6.2	7.6	6.5	5.1	5.7	3.5	3.1	3.3	3.5	4.8	6.7
2009	5.2	7.0	7.1	6.8	4.4	4.0	3.5	3.8	3.4	5.1	4.1	5.3
2010	4.8	4.9	5.9	5.8	4.4	4.0	3.7	3.4	3.9	3.7	6.4	6.5
2011	5.1	6.7	6.7	7.9	7.1	5.7	4.0	3.9	4.9	4.4	6.3	4.3
2012	5.5	5.3	5.7	5.2	4.9	4.5	3.7	4.7	4.0	5.1	4.3	5.5
2013	5.2	5.5	6.4	6.5	6.1	4.4	3.8	3.5	3.6	4.1	4.3	3.3
2014	5.6	4.6	4.6	4.8	3.7	3.7	3.4	3.5	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
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
2002	M	33.80	M	M	M	M	M	M	M	M	M	M
2003	M	M	M	M	M	M	92.46	93.68	82.27	80.30	69.13	59.67
2004	56.39	53.90	71.29	74.40	79.89	83.51	89.77	90.73	90.07	80.26	62.90	56.97
2005	55.65	58.91	63.77	72.47	80.34	92.40	92.30	95.23	91.64	76.25	69.08	56.27
2006	62.95	55.46	68.23	78.38	82.28	89.60	95.87	97.32	84.74	75.55	66.02	56.68
2007	53.66	56.44	71.14	68.84	79.26	86.54	86.81	93.49	85.52	77.81	66.50	58.77
2008	52.21	61.73	67.01	73.28	80.31	88.58	93.90	89.77	81.86	74.85	65.18	56.50
2009	56.45	63.91	66.87	73.53	79.68	92.08	94.19	90.14	82.30	72.26	68.33	48.94
2010	49.39	47.94	64.10	75.80	84.03	92.30	92.52	98.55	88.04	79.02	67.65	59.29
2011	52.31	59.54	70.60	79.10	80.48	96.74	101.91	104.06	91.04	80.19	66.98	55.86
2012	60.28	59.31	74.50	77.60	85.94	92.42	95.99	94.88	89.54	75.43	69.62	60.57
2013	56.97	57.91	63.99	74.00	79.90	89.02	92.83	96.92	93.20	76.10	62.25	53.98
2014	55.13	55.27	64.95	74.51	81.70	89.02	89.73	92.03	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	82.40	M	M	M	M
2017	M	M	57.20	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
NCEI Climatology	53.61	57.81	65.21	72.90	80.20	89.19	92.00	93.09	86.40	75.50	64.80	55.99

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2002	M	33.80	M	M	M	M	M	M	M	M	M	M
2003	M	M	M	M	M	M	71.11	70.51	61.36	55.26	47.64	34.99
2004	37.06	36.52	49.68	53.77	60.50	67.90	70.57	69.99	65.71	61.88	45.98	33.68
2005	37.51	40.04	42.72	50.05	58.67	66.95	69.30	70.61	67.16	51.16	45.68	32.06
2006	37.86	34.76	46.98	56.36	60.80	65.66	72.18	73.52	60.32	50.46	41.66	37.23
2007	32.81	34.31	50.12	47.30	62.83	69.44	70.03	72.53	67.34	55.63	45.92	35.25
2008	32.35	36.59	44.48	50.78	59.87	69.86	71.48	71.25	62.42	50.81	41.36	33.34
2009	32.93	41.26	45.55	51.34	61.11	71.04	72.11	71.16	65.40	49.99	46.06	31.90
2010	31.89	32.36	41.54	53.20	63.18	72.80	73.65	74.92	66.85	49.83	45.35	37.27
2011	30.79	37.03	48.03	55.46	60.51	72.98	76.94	77.81	63.32	53.25	45.74	38.27
2012	38.33	41.25	53.48	56.84	64.46	70.58	73.52	72.06	66.20	52.90	42.50	38.39
2013	37.05	38.17	41.75	48.98	59.87	70.02	71.50	73.38	68.21	55.13	41.09	32.88
2014	28.95	34.93	40.51	52.57	60.43	71.71	70.53	72.08	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	82.40	M	M	M	M
2017	M	M	57.20	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
NCEI Climatology	32.10	35.33	42.80	49.71	60.60	68.30	72.10	71.00	64.40	52.60	41.69	34.20

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2002	M	33.80	M	M	M	M	M	M	M	M	M	M
2003	M	M	M	M	M	M	81.79	82.09	71.82	67.78	58.38	47.33
2004	46.73	45.21	60.48	64.08	70.20	75.71	80.17	80.36	77.89	71.07	54.44	45.32
2005	46.58	49.48	53.25	61.26	69.50	79.67	80.80	82.92	79.40	63.70	57.38	44.16
2006	50.41	45.11	57.61	67.37	71.54	77.63	84.03	85.42	72.53	63.01	53.84	46.95
2007	43.24	45.38	60.63	58.07	71.05	77.99	78.42	83.01	76.43	66.72	56.21	47.01
2008	42.28	49.16	55.75	62.03	70.09	79.22	82.69	80.51	72.14	62.83	53.27	44.92
2009	44.69	52.58	56.21	62.44	70.39	81.56	83.15	80.65	73.85	61.13	57.19	40.42
2010	40.64	40.15	52.82	64.50	73.61	82.55	83.09	86.73	77.45	64.42	56.50	48.28
2011	41.55	48.29	59.31	67.28	70.50	84.86	89.43	90.94	77.18	66.72	56.36	47.07
2012	49.30	50.28	63.99	67.22	75.20	81.50	84.75	83.47	77.87	64.17	56.06	49.48
2013	47.01	48.04	52.87	61.49	69.89	79.52	82.17	85.15	80.71	65.62	51.67	43.43
2014	42.04	45.10	52.73	63.54	71.07	80.36	80.13	82.06	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	82.40	M	M	M	M
2017	M	M	57.20	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
NCEI Climatology	42.85	46.57	54.00	61.30	70.40	78.75	82.05	82.05	75.40	64.05	53.24	45.10

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
2002	M	M	M	M	M	M	M	M	M	M	M	M
2003	M	M	M	M	M	M	M	66.5%	68.7%	66.1%	68.3%	63.6%
2004	70.1%	68.9%	60.5%	65.3%	71.6%	79.9%	70.5%	63.6%	55.7%	72.9%	83.8%	72.1%
2005	78.1%	74.9%	67.2%	68.5%	70.4%	64.1%	71.4%	67.4%	62.6%	67.9%	60.5%	61.6%
2006	60.0%	67.1%	64.9%	70.8%	70.7%	65.0%	57.8%	60.9%	63.6%	68.1%	72.2%	74.0%
2007	76.8%	68.8%	68.1%	68.3%	76.2%	77.0%	78.2%	69.8%	73.5%	70.5%	69.5%	72.8%
2008	66.2%	65.6%	65.8%	66.1%	70.6%	70.5%	61.8%	71.9%	75.2%	69.9%	64.7%	65.4%
2009	62.2%	60.5%	65.8%	63.1%	74.9%	66.5%	64.3%	71.6%	77.6%	79.9%	72.9%	74.7%
2010	74.2%	73.6%	66.2%	65.7%	70.1%	70.6%	73.2%	58.3%	67.5%	60.0%	69.1%	62.5%
2011	65.1%	70.0%	62.8%	63.3%	68.2%	56.3%	50.1%	43.5%	42.5%	52.7%	67.2%	73.7%
2012	63.8%	67.4%	65.1%	70.1%	63.8%	59.2%	61.1%	56.3%	58.4%	62.6%	58.8%	64.3%
2013	72.0%	66.0%	56.3%	62.8%	68.4%	67.6%	63.2%	55.4%	55.6%	75.4%	68.0%	77.7%
2014	50.7%	65.7%	65.1%	63.1%	71.0%	73.8%	70.7%	69.0%	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