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 (USC00202984) 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	M	M	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	0.26	M	M	M
NCEI Climatology	2.19	1.79	1.98	3.06	3.08	3.18	3.04	3.18	3.75	3.99	2.94	2.23

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	7.2	5.1	7.5	6.8	9.7
2005	7.2	6.5	5.9	6.0	5.2	5.3	4.8	4.7	5.9	5.7	10.3	7.5
2006	7.4	8.5	6.7	6.0	5.7	4.8	5.2	4.7	5.9	8.0	6.2	9.3
2007	9.2	9.3	7.5	7.4	6.1	4.9	4.5	4.7	7.3	7.7	8.8	7.8
2008	9.0	6.8	6.3	7.7	6.5	5.7	5.3	4.5	4.9	6.7	8.4	9.2
2009	7.1	8.3	7.3	7.5	6.3	4.4	4.5	5.2	3.8	6.3	5.7	7.6
2010	8.4	5.6	4.6	7.0	5.5	4.9	4.8	5.8	7.5	6.3	9.1	8.5
2011	7.7	9.2	6.9	8.1	7.4	6.5	4.5	4.5	5.6	5.7	8.6	8.2
2012	8.7	7.3	8.1	6.4	6.1	5.7	4.2	4.9	5.5	8.0	7.6	6.3
2013	9.8	7.6	6.7	7.7	5.7	4.7	4.6	4.5	5.1	6.7	10.1	8.1
2014	9.8	8.0	6.3	6.6	5.3	4.9	5.0	3.8	4.9	6.6	9.4	7.0
2015	8.5	7.7	6.8	6.4	6.2	4.0	4.6	5.6	4.8	6.6	7.1	7.6
2016	7.5	7.9	5.9	6.0	5.1	4.9	4.9	4.4	5.4	6.1	7.2	10.5
2017	6.7	8.2	7.4	6.5	6.0	5.3	4.2	4.8	4.3	7.6	8.4	8.4
2018	8.5	7.4	6.0	6.6	4.9	5.1	4.5	4.7	5.2	7.5	7.5	6.6
2019	7.7	7.3	7.1	6.5	5.5	4.1	4.5	4.3	6.3	7.4	7.7	7.5
2020	7.4	8.3	7.1	6.4	5.6	4.8	4.3	4.7	5.9	6.9	9.3	7.1
2021	5.7	6.5	7.6	5.9	5.2	5.0	3.9	4.2	5.4	4.2	8.1	8.4
2022	7.5	8.5	6.4	7.1	5.7	5.3	4.9	4.4	5.4	6.4	8.3	8.7
2023	5.8	8.1	6.5	7.1	4.9	3.8	3.8	4.6	4.6	6.4	7.5	6.0
2024	6.2	6.9	7.3	7.5	4.8	5.9	3.7	4.1	3.6	6.8	7.9	7.2
2025	9.1	6.9	7.9	6.8	4.9	5.2	4.2	4.2	5.2	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	M	74.53	77.42	62.19	50.48	37.11
2005	28.34	33.35	36.35	55.64	59.75	77.42	78.80	77.35	72.74	59.46	46.88	30.72
2006	37.11	30.59	40.88	57.44	63.01	71.96	79.03	75.84	66.86	53.02	46.64	39.26
2007	34.26	26.04	44.89	49.16	68.00	74.96	75.03	75.84	71.72	62.54	42.68	33.39
2008	31.25	28.52	35.48	54.56	59.52	70.10	77.17	79.15	72.56	59.29	46.58	33.92
2009	27.99	35.54	43.73	54.26	62.19	70.34	71.14	71.72	70.94	52.15	50.36	32.64
2010	29.74	30.65	46.28	57.08	65.33	70.16	78.05	77.70	66.02	57.26	47.06	31.25
2011	26.54	31.10	36.24	49.52	62.25	71.78	78.97	75.84	66.68	58.07	47.90	37.98
2012	34.29	36.23	55.87	52.29	68.12	75.60	84.46	79.27	71.26	58.55	45.78	37.74
2013	31.98	29.56	34.40	47.82	65.84	71.40	76.67	75.85	69.57	59.49	43.50	28.24
2014	23.94	23.38	31.93	48.43	62.68	72.61	72.41	76.87	68.44	56.56	38.21	34.69
2015	26.69	19.64	40.09	55.40	67.82	72.61	77.61	74.64	73.51	57.66	50.82	43.17
2016	30.90	33.62	44.41	49.98	65.85	73.27	78.50	79.19	72.61	60.74	51.68	33.56
2017	32.08	38.60	38.12	55.97	61.70	72.64	76.00	73.50	73.63	62.09	44.13	30.73
2018	31.04	33.29	38.51	42.70	70.08	74.98	77.75	78.18	70.93	54.92	36.88	35.67
2019	23.47	27.76	37.19	52.68	63.37	72.57	80.11	77.78	72.67	57.50	37.49	35.84
2020	33.95	31.23	42.27	48.11	60.22	74.12	80.74	77.81	68.03	53.65	49.65	35.51
2021	32.72	27.33	45.45	52.52	62.68	75.45	76.13	79.17	70.87	62.74	44.30	37.91
2022	26.83	28.86	38.02	48.81	67.08	72.19	77.05	76.33	69.69	57.57	47.32	34.20
2023	33.72	35.04	38.87	54.62	65.70	73.83	77.40	74.72	72.50	58.15	46.12	43.07
2024	31.39	41.18	46.34	57.00	69.92	75.10	78.70	77.70	76.27	64.02	49.75	35.77
2025	29.98	30.26	44.75	54.50	62.18	75.72	78.77	76.32	71.93	M	M	M
NCEI Climatology	28.59	30.72	39.50	51.80	63.90	73.40	77.40	76.09	69.00	56.22	43.92	33.60

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	M	59.68	55.70	46.52	38.48	27.53
2005	18.24	22.23	19.52	35.36	41.64	58.94	57.32	59.52	55.28	43.67	33.20	24.51
2006	28.98	19.46	25.85	36.02	46.34	50.06	59.00	57.90	49.04	38.56	35.30	30.43
2007	23.06	15.16	27.82	31.58	45.24	52.28	56.21	56.68	51.02	47.56	30.86	24.97
2008	22.71	17.17	21.66	37.16	38.27	53.78	59.87	57.84	54.20	42.51	37.22	23.70
2009	16.67	22.04	27.47	38.00	41.52	50.96	51.74	55.52	47.90	39.03	34.40	22.59
2010	22.83	21.39	27.18	37.70	45.41	52.64	61.55	62.08	48.74	39.61	33.38	23.70
2011	16.26	19.27	21.90	33.20	43.96	51.20	61.03	57.20	47.30	39.43	35.36	28.68
2012	22.26	24.49	39.55	32.97	46.43	54.69	63.40	60.59	50.11	43.68	34.89	28.85
2013	20.15	16.44	22.69	32.17	43.74	51.94	57.35	55.86	49.72	43.53	32.39	18.52
2014	13.55	10.29	11.57	32.24	42.85	52.36	52.69	56.33	50.22	41.69	28.23	24.54
2015	13.55	6.05	22.71	35.02	46.76	51.23	56.24	58.84	57.00	41.78	35.90	33.27
2016	20.70	22.21	28.50	33.08	42.99	52.14	59.65	61.18	56.32	44.89	36.83	24.78
2017	23.28	25.74	24.10	37.95	41.77	54.17	58.30	57.27	53.11	47.20	31.94	21.19
2018	20.33	19.81	24.14	27.69	48.68	56.10	59.38	59.79	53.27	41.09	28.66	26.31
2019	16.84	20.56	22.98	37.53	44.23	52.12	62.24	58.76	58.19	43.72	29.22	25.82
2020	25.91	21.19	28.51	30.56	42.45	52.15	62.70	60.59	50.49	38.44	35.66	27.21
2021	23.33	15.23	27.31	36.35	41.74	55.77	57.25	60.89	52.05	47.95	32.29	26.19
2022	16.07	15.74	24.19	32.74	46.92	51.59	58.26	58.28	52.77	38.50	34.68	25.75
2023	27.51	22.14	25.68	36.46	42.28	52.10	58.12	56.78	54.60	46.27	32.00	33.93
2024	25.52	26.09	29.93	39.44	47.10	57.75	60.18	58.84	52.85	43.55	38.01	27.61
2025	17.70	17.54	28.08	33.18	44.13	57.60	61.37	58.13	52.73	M	M	M
NCEI Climatology	18.50	19.20	25.40	34.60	44.90	54.60	60.41	60.50	53.90	42.90	32.91	24.10

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	M	67.10	66.56	54.35	44.48	32.32
2005	23.29	27.79	27.94	45.50	50.70	68.18	68.06	68.44	64.01	51.57	40.04	27.62
2006	33.05	25.02	33.36	46.73	54.67	61.01	69.02	66.87	57.95	45.79	40.97	34.85
2007	28.66	20.60	36.35	40.37	56.62	63.62	65.62	66.26	61.37	55.05	36.77	29.18
2008	26.98	22.84	28.57	45.86	48.90	61.94	68.52	68.49	63.38	50.90	41.90	28.81
2009	22.33	28.79	35.60	46.13	51.86	60.65	61.44	63.62	59.42	45.59	42.38	27.62
2010	26.28	26.02	36.73	47.39	55.37	61.40	69.80	69.89	57.38	48.43	40.22	27.47
2011	21.40	25.19	29.07	41.36	53.11	61.49	70.00	66.52	56.99	48.75	41.63	33.33
2012	28.27	30.36	47.71	42.63	57.28	65.14	73.93	69.93	60.69	51.12	40.33	33.30
2013	26.07	23.00	28.55	39.99	54.79	61.67	67.01	65.85	59.64	51.51	37.94	23.38
2014	18.74	16.84	21.75	40.34	52.77	62.48	62.55	66.60	59.33	49.12	33.22	29.62
2015	20.12	12.85	31.40	45.21	57.29	61.92	66.92	66.74	65.25	49.72	43.36	38.22
2016	25.80	27.92	36.45	41.53	54.42	62.71	69.07	70.19	64.47	52.82	44.25	29.17
2017	27.68	32.17	31.11	46.96	51.74	63.41	67.15	65.39	63.37	54.65	38.03	25.96
2018	25.69	26.55	31.32	35.20	59.38	65.54	68.57	68.99	62.10	48.00	32.77	30.99
2019	20.16	24.16	30.09	45.11	53.80	62.34	71.18	68.27	65.43	50.61	33.35	30.83
2020	29.93	26.21	35.39	39.33	51.33	63.13	71.72	69.20	59.26	46.04	42.65	31.36
2021	28.03	21.28	36.38	44.44	52.21	65.61	66.69	70.03	61.46	55.34	38.29	32.05
2022	21.45	22.30	31.10	40.77	57.00	61.89	67.65	67.30	61.23	48.03	41.00	29.97
2023	30.61	28.59	32.28	45.54	53.99	62.97	67.76	65.75	63.55	52.21	39.06	38.50
2024	28.45	33.63	38.13	48.22	58.51	66.43	69.44	68.27	64.56	53.78	43.88	31.69
2025	23.84	23.90	36.41	43.84	53.16	66.66	70.07	67.23	62.33	M	M	M
NCEI Climatology	23.55	24.96	32.45	43.20	54.40	64.00	68.90	68.29	61.45	49.56	38.41	28.85

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	75.6%	74.3%	75.6%	75.1%	77.3%
2005	75.2%	76.8%	71.4%	58.8%	69.7%	70.0%	69.7%	72.7%	71.8%	74.9%	74.8%	79.5%
2006	78.5%	69.9%	68.9%	60.1%	71.6%	68.7%	73.7%	74.0%	76.4%	72.0%	74.3%	77.6%
2007	71.8%	68.5%	67.0%	67.0%	58.9%	68.7%	74.6%	74.0%	69.6%	73.4%	72.8%	78.4%
2008	80.7%	77.7%	70.5%	64.8%	65.1%	75.6%	66.8%	62.2%	62.9%	58.5%	61.4%	67.9%
2009	61.7%	63.9%	57.1%	49.2%	58.8%	68.8%	72.6%	76.7%	82.4%	80.3%	55.7%	64.3%
2010	78.5%	78.2%	68.4%	62.9%	66.1%	76.6%	73.3%	71.4%	72.0%	70.1%	70.6%	75.0%
2011	72.9%	70.3%	71.3%	71.1%	67.7%	68.7%	69.0%	71.3%	72.0%	71.2%	73.3%	76.2%
2012	78.2%	75.9%	68.2%	66.5%	63.8%	66.2%	66.1%	65.7%	66.5%	69.2%	71.3%	78.7%
2013	75.7%	78.6%	73.3%	69.6%	67.3%	73.1%	73.0%	74.9%	74.1%	72.8%	72.7%	79.2%
2014	78.9%	74.6%	72.5%	68.4%	72.6%	74.7%	73.1%	73.7%	75.5%	74.9%	79.9%	83.4%
2015	77.2%	74.7%	59.1%	55.0%	58.8%	64.7%	68.7%	81.1%	79.8%	76.5%	72.6%	80.4%
2016	78.2%	73.0%	76.5%	68.5%	67.3%	73.0%	75.7%	75.5%	75.8%	78.7%	81.3%	78.9%
2017	84.4%	75.2%	70.3%	67.0%	66.5%	73.0%	77.3%	81.7%	78.0%	75.3%	72.0%	73.6%
2018	75.9%	70.8%	65.7%	65.5%	67.6%	72.9%	76.7%	81.6%	79.7%	76.5%	73.6%	80.2%
2019	74.7%	78.8%	63.9%	60.6%	63.9%	65.2%	67.3%	65.6%	71.1%	68.2%	76.2%	80.5%
2020	79.2%	72.2%	75.6%	70.9%	68.9%	71.2%	73.7%	72.5%	71.9%	70.5%	67.7%	72.6%
2021	74.5%	70.3%	65.4%	69.8%	70.4%	74.7%	78.8%	80.2%	75.3%	82.6%	70.8%	72.8%
2022	70.7%	68.2%	71.1%	67.9%	64.6%	68.4%	71.0%	76.3%	75.8%	75.0%	74.9%	78.6%
2023	82.8%	76.2%	73.2%	67.9%	64.5%	70.1%	74.5%	73.5%	71.7%	72.0%	67.0%	74.9%
2024	78.7%	70.2%	61.8%	59.5%	64.4%	69.2%	72.1%	75.3%	71.1%	64.6%	75.2%	78.0%
2025	72.2%	72.8%	68.6%	65.0%	68.4%	72.2%	76.5%	79.9%	77.5%	M	M	M