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 (USW00094830) 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
2001	M	M	M	M	M	M	M	M	M	M	M	0.00
2002	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2003	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2004	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2005	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2006	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2007	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2008	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2009	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2010	0.00	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	0.00	0.00
2012	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2013	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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	0.00	0.00	M	M	M	M	M
2017	M	M	M	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	2.37	2.38	2.61	3.45	3.82	3.45	3.27	3.15	2.93	2.59	2.65	2.44

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2001	M	M	M	M	M	M	M	M	M	M	M	12.1
2002	8.0	9.2	8.6	7.2	6.5	4.6	4.1	4.0	3.5	4.7	7.7	7.5
2003	7.6	7.4	6.2	7.7	5.8	4.7	4.2	2.8	4.3	4.7	7.2	7.2
2004	7.8	6.8	7.8	7.9	6.1	4.9	4.5	3.6	3.1	4.9	5.5	7.8
2005	6.1	5.3	6.7	7.3	5.1	4.9	3.2	2.9	3.5	4.0	8.2	6.7
2006	7.6	7.9	6.1	6.5	5.0	3.5	4.3	3.8	4.3	6.3	4.8	7.8
2007	7.2	8.1	8.2	8.3	5.0	3.8	4.0	3.2	3.3	5.3	6.2	6.4
2008	8.9	6.9	6.6	6.7	6.3	5.5	4.3	3.6	3.5	4.9	6.1	7.8
2009	6.5	7.3	6.2	8.1	5.6	4.1	3.9	4.1	3.5	5.4	5.0	6.9
2010	6.7	5.2	4.9	6.9	5.5	4.9	3.9	3.1	5.3	5.3	6.5	6.9
2011	6.2	7.9	7.3	9.0	6.3	6.3	3.9	3.4	4.2	4.7	7.9	6.1
2012	8.1	6.7	7.0	6.4	4.7	4.9	4.2	2.9	3.4	6.8	4.2	6.0
2013	7.6	7.4	7.3	7.3	5.7	4.6	3.9	3.1	3.3	4.5	7.5	7.3
2014	8.6	6.5	6.7	7.5	5.7	4.5	4.6	3.5	3.5	5.2	7.6	6.0
2015	6.2	5.1	5.0	6.7	5.3	5.2	3.4	3.6	3.3	5.8	6.2	6.5
2016	7.0	7.3	6.2	6.1	4.8	4.6	3.8	3.2	3.5	4.2	5.4	7.2
2017	6.3	7.1	7.3	7.1	6.4	5.5	3.4	3.2	2.7	5.0	5.6	5.6
2018	6.9	6.1	6.2	5.8	5.2	4.7	3.3	3.6	3.8	5.0	5.4	5.0
2019	6.7	7.3	6.0	7.1	5.2	4.5	3.5	3.1	3.6	4.7	5.3	6.1
2020	5.9	6.3	6.0	5.9	5.6	4.4	3.3	3.4	3.9	5.0	6.5	6.1
2021	5.2	5.8	7.4	5.4	4.5	4.5	3.7	2.9	4.6	4.1	5.0	5.8
2022	6.2	7.2	6.6	6.8	5.4	4.3	3.8	3.1	3.6	5.1	5.8	6.6
2023	5.1	7.0	6.6	5.9	4.2	3.9	2.9	3.5	2.6	4.7	5.3	4.5
2024	5.8	5.1	6.2	6.6	4.4	4.5	3.0	2.8	3.1	3.9	5.5	5.9
2025	7.0	5.8	7.7	6.7	4.9	4.4	2.8	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
2001	M	M	M	M	M	M	M	M	M	M	M	27.68
2002	43.92	44.79	45.68	61.85	68.05	85.14	87.45	84.78	81.83	61.49	46.83	34.98
2003	26.84	30.54	45.60	58.53	64.69	75.89	80.30	79.79	72.55	62.25	57.16	41.97
2004	27.76	35.29	47.04	59.72	71.08	76.46	79.26	76.25	77.06	61.96	50.30	36.01
2005	31.01	35.15	41.29	59.36	66.43	83.54	83.12	82.46	77.78	64.11	52.34	30.78
2006	41.99	37.40	46.28	63.08	69.63	77.78	83.39	83.56	70.94	58.59	49.82	43.61
2007	36.99	25.57	48.66	56.18	72.12	80.96	80.37	80.66	76.40	67.48	47.42	35.25
2008	35.66	32.12	40.19	59.96	66.03	79.70	82.52	80.43	75.20	60.92	46.22	36.24
2009	27.12	37.72	48.72	58.46	69.22	77.30	77.93	79.32	72.98	58.25	53.96	36.01
2010	31.71	33.93	51.10	66.20	72.35	81.20	86.52	84.43	75.14	66.37	51.68	31.25
2011	29.21	33.67	43.09	55.34	68.52	79.64	87.86	81.53	71.13	62.31	53.36	41.86
2012	38.31	40.27	61.04	60.06	76.05	82.37	89.73	81.99	73.50	61.25	49.26	42.57
2013	37.37	34.51	41.45	56.42	73.52	77.78	80.48	79.61	74.36	63.12	46.16	36.35
2014	27.24	29.04	38.45	60.02	70.96	80.42	79.44	79.61	73.04	61.67	44.00	40.07
2015	30.14	24.74	43.09	60.02	74.21	77.04	81.35	80.62	79.15	64.59	56.31	47.68
2016	34.39	39.25	51.21	56.83	71.63	82.69	85.59	85.31	78.20	67.08	57.03	35.35
2017	39.51	49.17	46.02	63.28	66.81	80.59	81.20	79.34	77.77	67.98	49.55	32.68
2018	32.35	38.93	41.15	51.56	77.32	80.19	84.87	83.57	77.84	63.40	42.19	40.59
2019	29.69	34.35	43.03	57.21	68.39	76.42	82.71	81.04	79.84	65.50	45.08	43.17
2020	38.66	36.89	49.50	55.02	65.43	80.49	86.60	83.01	74.44	60.84	55.46	40.07
2021	34.50	30.33	53.43	61.25	69.82	81.90	81.48	84.05	77.35	67.10	48.03	45.53
2022	29.55	36.14	49.43	55.42	72.93	81.66	83.25	81.41	75.03	64.11	52.63	38.23
2023	38.86	43.44	46.18	60.79	69.92	78.48	82.59	78.75	73.77	62.53	50.64	45.43
2024	32.43	45.99	51.95	61.74	74.60	82.58	82.73	81.18	74.93	69.34	53.62	38.39
2025	29.51	33.55	53.75	60.06	66.02	81.04	84.41	M	M	M	M	M
NCEI Climatology	34.71	37.95	48.39	61.50	73.30	82.69	86.51	84.11	77.70	65.00	51.10	39.41

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2001	M	M	M	M	M	M	M	M	M	M	M	20.84
2002	29.51	27.85	28.57	42.78	46.41	60.42	66.21	63.02	56.77	41.64	34.37	22.14
2003	13.09	14.41	24.77	37.22	46.94	55.27	59.42	56.57	52.11	40.70	37.63	26.73
2004	13.07	20.89	32.70	39.14	48.55	57.08	61.38	57.08	52.58	41.41	34.76	22.71
2005	16.96	22.94	25.26	38.06	41.52	62.72	62.66	60.63	52.88	42.63	33.80	20.27
2006	29.91	22.36	28.63	40.28	49.65	56.96	65.04	62.08	51.92	39.49	34.40	30.95
2007	23.41	10.27	30.90	37.40	50.87	58.10	58.88	61.73	52.58	48.78	30.98	25.15
2008	20.68	18.97	26.66	39.38	45.82	59.60	61.44	58.59	52.30	38.85	32.42	21.95
2009	9.41	21.78	29.74	40.10	47.62	57.68	56.33	59.70	53.24	40.01	37.70	25.55
2010	21.55	23.84	31.71	42.38	53.19	62.54	65.85	63.59	54.32	43.90	32.12	21.61
2011	15.16	20.07	28.34	39.20	51.45	59.72	66.84	59.35	54.07	42.68	37.76	30.82
2012	24.74	26.89	40.75	38.29	53.36	59.28	66.29	58.76	51.66	44.42	30.61	30.57
2013	21.68	21.27	27.41	37.23	50.81	59.24	63.76	59.29	52.70	43.26	32.30	23.81
2014	10.81	12.59	21.95	38.90	50.41	60.74	58.77	61.73	51.20	43.21	29.54	29.97
2015	16.61	5.19	26.77	38.66	52.90	60.42	62.07	60.96	57.36	44.88	36.94	34.31
2016	20.27	23.24	33.45	36.76	49.65	59.70	65.01	65.69	58.08	47.15	37.54	24.38
2017	27.40	30.79	29.64	43.54	48.75	58.77	61.65	56.69	56.00	48.22	34.66	18.51
2018	17.27	22.86	26.51	32.95	56.43	62.93	64.54	66.16	59.24	44.14	32.07	28.13
2019	20.79	27.14	26.93	40.65	49.23	58.01	65.48	62.13	60.31	45.42	30.51	28.21
2020	27.64	24.45	33.01	35.19	47.69	57.61	65.28	60.78	52.01	41.72	36.57	26.95
2021	25.59	14.92	31.70	38.95	46.89	63.26	64.79	63.61	55.22	50.99	31.68	30.30
2022	12.34	19.97	30.28	37.51	53.06	58.67	63.18	62.30	55.05	41.45	34.72	27.16
2023	28.76	26.74	30.99	38.99	45.60	55.60	63.01	59.57	55.41	45.96	31.08	34.83
2024	22.85	27.12	32.79	42.46	54.17	62.02	63.46	61.65	57.18	42.97	39.52	26.89
2025	17.37	20.81	33.01	39.57	48.58	62.00	65.50	M	M	M	M	M
NCEI Climatology	20.31	22.22	29.90	40.30	50.91	60.50	64.20	62.80	55.10	44.30	34.50	26.10

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2001	M	M	M	M	M	M	M	M	M	M	M	24.26
2002	36.71	36.32	37.13	52.32	57.23	72.78	76.83	73.90	69.30	51.56	40.60	28.56
2003	19.96	22.47	35.18	47.88	55.81	65.58	69.86	68.18	62.33	51.48	47.39	34.35
2004	20.42	28.09	39.87	49.43	59.81	66.77	70.32	66.66	64.82	51.68	42.53	29.36
2005	23.99	29.04	33.28	48.71	53.98	73.13	72.89	71.54	65.33	53.37	43.07	25.53
2006	35.95	29.88	37.46	51.68	59.64	67.37	74.21	72.82	61.43	49.04	42.11	37.28
2007	30.20	17.92	39.78	46.79	61.50	69.53	69.63	71.19	64.49	58.13	39.20	30.20
2008	28.17	25.54	33.42	49.67	55.92	69.65	71.98	69.51	63.75	49.88	39.32	29.10
2009	18.27	29.75	39.23	49.28	58.42	67.49	67.13	69.51	63.11	49.13	45.83	30.78
2010	26.63	28.88	41.41	54.29	62.77	71.87	76.19	74.01	64.73	55.14	41.90	26.43
2011	22.19	26.87	35.72	47.27	59.99	69.68	77.35	70.44	62.60	52.50	45.56	36.34
2012	31.53	33.58	50.89	49.17	64.70	70.82	78.01	70.38	62.58	52.84	39.93	36.57
2013	29.52	27.89	34.43	46.82	62.16	68.51	72.12	69.45	63.53	53.19	39.23	30.08
2014	19.02	20.81	30.20	49.46	60.68	70.58	69.10	70.67	62.12	52.44	36.77	35.02
2015	23.38	14.96	34.93	49.34	63.56	68.73	71.71	70.79	68.26	54.74	46.62	40.99
2016	27.33	31.25	42.33	46.79	60.64	71.20	75.30	75.50	68.14	57.12	47.28	29.87
2017	33.46	39.98	37.83	53.41	57.78	69.68	71.42	68.02	66.89	58.10	42.10	25.60
2018	24.81	30.89	33.83	42.26	66.87	71.56	74.71	74.86	68.54	53.77	37.13	34.36
2019	25.24	30.75	34.98	48.93	58.81	67.21	74.10	71.58	70.08	55.46	37.79	35.69
2020	33.15	30.67	41.25	45.10	56.56	69.05	75.94	71.90	63.22	51.28	46.01	33.51
2021	30.05	22.62	42.56	50.10	58.36	72.58	73.14	73.83	66.28	59.05	39.85	37.92
2022	20.94	28.05	39.85	46.46	62.99	70.17	73.21	71.85	65.04	52.78	43.67	32.69
2023	33.81	35.09	38.59	49.89	57.76	67.04	72.80	69.16	64.59	54.25	40.86	40.13
2024	27.64	36.56	42.37	52.10	64.39	72.30	73.10	71.41	66.05	56.16	46.57	32.64
2025	23.44	27.18	43.38	49.82	57.30	71.52	74.95	M	M	M	M	M
NCEI Climatology	27.51	30.08	39.15	50.90	62.10	71.60	75.35	73.45	66.40	54.65	42.80	32.75

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
2001	M	M	M	M	M	M	M	M	M	M	M	65.6%
2002	67.6%	63.6%	66.1%	63.1%	61.3%	61.5%	59.7%	65.2%	63.8%	66.5%	70.1%	78.6%
2003	73.1%	75.1%	73.3%	63.4%	73.8%	67.8%	72.1%	78.3%	76.9%	69.8%	74.8%	78.7%
2004	77.4%	78.9%	75.7%	63.8%	77.2%	71.7%	75.3%	79.3%	75.0%	76.6%	77.9%	77.2%
2005	80.6%	82.4%	72.5%	61.2%	63.7%	66.6%	74.5%	76.1%	72.3%	71.8%	68.7%	81.3%
2006	79.4%	67.5%	68.2%	62.5%	70.6%	67.8%	73.4%	70.8%	77.9%	73.5%	77.8%	75.0%
2007	79.0%	73.0%	67.8%	64.8%	63.8%	68.6%	71.1%	81.7%	77.6%	78.4%	80.1%	87.4%
2008	80.3%	83.5%	80.2%	69.4%	67.9%	74.8%	74.2%	75.7%	79.0%	69.8%	74.9%	77.6%
2009	75.9%	73.1%	65.7%	60.6%	59.2%	66.5%	65.5%	70.4%	74.4%	71.0%	70.8%	72.0%
2010	73.7%	73.3%	67.3%	53.9%	65.3%	65.6%	63.8%	68.0%	62.0%	57.5%	71.0%	75.0%
2011	76.3%	72.7%	74.2%	72.5%	73.2%	65.1%	66.1%	72.0%	78.4%	73.5%	70.8%	76.8%
2012	73.2%	74.0%	67.8%	58.9%	61.3%	58.1%	62.6%	69.1%	70.4%	68.7%	69.5%	77.8%
2013	72.0%	72.6%	67.1%	64.3%	61.0%	69.3%	74.0%	71.8%	73.6%	75.6%	67.4%	73.6%
2014	72.1%	70.7%	67.3%	61.2%	64.1%	67.6%	67.2%	74.2%	76.3%	73.2%	68.7%	76.9%
2015	71.8%	67.9%	66.5%	64.2%	67.4%	74.2%	71.1%	72.0%	73.7%	67.4%	68.5%	82.7%
2016	75.7%	73.7%	75.7%	68.1%	65.1%	60.4%	69.6%	76.1%	75.3%	75.0%	72.1%	74.9%
2017	79.9%	67.2%	67.1%	69.8%	68.6%	65.5%	75.7%	75.0%	73.7%	70.0%	67.9%	73.8%
2018	74.3%	77.6%	67.7%	64.9%	65.6%	69.4%	64.8%	74.1%	76.2%	72.5%	75.4%	82.5%
2019	77.0%	79.9%	71.3%	71.0%	78.8%	74.7%	76.5%	73.5%	72.6%	72.0%	69.8%	75.8%
2020	77.0%	72.7%	73.7%	69.3%	69.4%	66.8%	70.9%	72.3%	75.9%	72.9%	69.3%	77.5%
2021	79.3%	75.5%	62.2%	64.2%	61.4%	67.4%	74.5%	78.4%	75.2%	84.8%	77.1%	75.6%
2022	70.4%	70.0%	67.0%	70.5%	72.2%	64.8%	73.4%	81.0%	73.2%	61.5%	64.0%	77.4%
2023	85.9%	70.9%	73.1%	67.4%	63.0%	67.2%	78.1%	80.6%	83.1%	78.5%	69.7%	78.7%
2024	80.5%	69.1%	64.6%	62.4%	63.8%	63.3%	69.9%	73.4%	78.5%	66.0%	74.7%	78.3%
2025	68.7%	73.5%	60.3%	60.4%	73.6%	70.9%	76.9%	M	M	M	M	M