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 (USC00115825) 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	0.49	1.64	3.33	1.08	0.48
2002	1.14	0.65	1.46	3.74	4.32	1.14	1.15	2.69	1.59	1.24	0.64	1.21
2003	M	M	M	M	0.00	1.25	3.20	1.40	M	M	M	0.00
2004	0.29	0.35	3.07	1.91	2.55	1.43	0.93	5.52	0.68	1.73	3.00	0.95
2005	3.59	1.28	1.06	5.30	1.83	0.85	2.18	2.30	1.20	0.00	1.58	0.55
2006	1.93	0.83	2.43	2.38	1.45	1.55	1.56	0.35	1.07	2.48	3.37	3.29
2007	3.41	0.56	3.46	3.34	1.16	2.35	1.79	5.83	0.76	2.94	0.97	1.69
2008	3.16	2.33	1.31	1.39	2.34	2.82	2.45	0.26	8.13	0.01	0.66	3.66
2009	0.22	2.25	4.88	3.79	4.12	2.64	3.94	0.00	0.99	0.51	0.00	0.00
2010	0.47	0.45	1.58	1.21	4.05	5.11	1.39	2.06	2.13	1.24	0.98	2.00
2011	0.39	1.49	1.34	3.89	3.60	5.48	0.67	3.86	1.81	1.06	2.18	2.17
2012	0.61	1.15	1.10	0.94	3.02	1.55	1.08	2.15	0.27	2.51	0.65	1.48
2013	1.76	0.98	0.99	5.24	4.42	3.26	0.70	1.55	0.80	3.13	1.47	0.75
2014	0.74	M	M	M	0.08	M	0.12	M	M	M	M	M
2015	M	M	M	M	M	M	M	M	M	M	M	M
2016	M	M	M	M	0.98	3.47	7.93	7.66	2.18	3.37	1.95	0.81
2017	1.62	1.84	3.21	5.86	3.15	2.12	4.93	0.21	0.90	6.67	2.35	0.17
2018	0.94	3.91	1.53	1.30	2.69	5.29	2.10	2.53	1.99	4.41	1.60	2.24
2019	1.11	1.78	2.27	4.85	6.73	4.71	3.89	3.04	10.79	5.19	0.86	0.89
2020	1.88	0.38	2.12	3.20	5.67	2.52	2.51	0.92	3.12	1.35	1.37	1.39
2021	0.77	0.15	1.04	1.00	3.34	5.75	1.58	1.47	1.43	6.45	0.71	1.30
2022	0.17	1.57	3.60	3.32	3.32	1.86	4.36	2.50	0.97	1.55	0.60	1.38
2023	1.41	2.74	2.10	0.78	3.55	1.02	4.54	2.39	4.55	3.26	0.61	2.05
2024	1.92	0.43	4.98	4.54	4.92	3.86	4.65	2.68	1.21	0.23	1.60	0.78
2025	0.59	0.07	2.59	3.73	2.21	3.12	M	M	M	M	M	M
NCEI Climatology	2.09	1.87	2.23	3.34	4.39	4.72	4.92	4.01	3.55	3.23	2.50	2.02

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	4.4	5.5	9.9	8.9	9.4
2002	8.8	11.6	10.4	10.0	8.8	6.3	4.4	3.7	3.9	5.4	8.3	9.1
2003	M	M	M	M	5.4	5.7	4.9	3.6	M	M	M	0.1
2004	9.4	8.7	11.3	8.5	7.2	5.5	4.0	3.7	3.8	6.2	6.6	10.0
2005	7.8	7.4	8.2	8.3	8.4	6.9	4.4	3.4	5.1	5.6	11.9	8.0
2006	9.7	8.9	9.0	10.5	7.9	5.0	4.5	3.4	5.0	7.4	7.0	9.0
2007	10.7	10.6	9.8	10.3	8.7	6.5	4.6	3.5	5.9	7.9	9.0	8.3
2008	12.2	9.5	8.2	10.3	8.2	8.4	5.2	3.5	3.5	6.2	8.6	10.7
2009	9.0	10.1	9.1	9.5	7.8	6.5	4.7	0.0	3.2	6.8	7.1	9.4
2010	8.4	7.3	6.2	8.4	7.9	5.6	4.4	3.4	6.0	7.1	9.4	8.2
2011	8.1	9.0	7.5	10.6	8.0	7.7	4.5	3.4	4.6	6.1	10.2	8.0
2012	10.3	9.1	11.0	9.3	7.9	6.6	3.8	3.2	5.0	9.0	6.4	8.8
2013	10.7	10.1	9.0	10.5	7.7	5.8	4.6	3.8	4.9	6.8	10.5	8.6
2014	12.6	8.6	8.6	10.0	8.7	6.6	5.2	3.6	3.9	6.5	10.9	7.8
2015	7.8	7.7	7.4	9.2	8.4	5.8	4.5	5.2	4.7	8.8	10.1	10.0
2016	9.0	8.9	8.1	8.3	6.8	4.7	2.9	2.3	3.8	5.1	6.5	9.1
2017	8.3	7.8	8.5	7.0	6.1	8.3	4.1	4.1	4.6	7.9	7.9	9.0
2018	10.1	8.5	7.8	8.1	6.7	5.3	3.7	4.1	4.6	7.2	7.8	7.3
2019	9.0	9.2	9.3	9.2	7.4	6.3	5.1	4.4	6.0	7.3	7.7	8.7
2020	8.9	8.0	8.6	7.2	7.5	7.0	3.7	3.3	5.1	6.8	10.0	8.3
2021	7.5	8.1	9.7	8.6	7.2	5.8	4.2	4.3	6.0	6.1	9.2	9.0
2022	9.2	10.4	9.7	12.1	9.0	6.2	4.8	3.7	4.1	6.5	10.0	10.6
2023	8.0	10.2	9.7	10.0	6.6	5.1	4.0	4.1	4.2	6.8	7.4	7.7
2024	8.7	8.2	10.3	10.8	7.6	7.6	3.5	3.8	3.3	5.9	9.4	9.0
2025	9.8	8.7	10.7	9.5	7.2	7.2	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
2001	M	M	M	M	M	M	M	83.30	74.18	61.79	59.20	42.97
2002	41.99	42.03	47.04	62.24	69.74	86.06	88.55	84.03	80.78	59.46	45.02	36.92
2003	27.88	32.13	46.81	61.64	68.06	77.43	81.20	84.90	75.50	65.45	49.88	37.81
2004	28.11	35.79	49.36	62.54	72.59	76.52	78.80	74.56	77.00	63.24	49.58	36.59
2005	31.30	39.14	45.24	64.34	69.05	84.68	83.56	80.95	80.18	65.39	53.24	30.32
2006	42.63	39.33	49.30	67.22	70.44	78.62	83.74	80.02	72.32	59.70	50.48	40.36
2007	35.66	26.46	53.02	58.04	78.05	81.26	80.66	81.24	80.60	69.16	47.30	34.09
2008	32.58	30.01	43.44	60.32	67.83	81.62	83.15	82.11	76.76	64.23	47.90	32.70
2009	25.55	38.75	51.28	60.14	78.12	82.07	80.83	M	73.14	54.65	52.46	31.36
2010	24.57	30.46	53.02	64.21	70.73	78.50	82.81	85.77	78.38	69.22	52.46	27.12
2011	26.89	31.94	45.65	57.38	69.97	80.00	86.64	80.37	68.72	64.34	50.72	40.64
2012	37.17	39.36	63.62	62.62	76.85	82.56	90.02	83.53	76.11	61.92	49.94	43.19
2013	36.90	34.99	40.00	58.80	75.46	81.26	83.07	82.59	79.82	65.56	46.26	31.42
2014	25.11	24.15	40.66	59.35	74.75	82.56	79.40	82.41	74.96	62.43	42.78	37.31
2015	29.53	22.82	45.35	63.92	73.82	79.42	81.58	79.78	79.33	65.82	53.76	44.97
2016	32.58	38.31	53.47	61.01	72.69	82.97	82.86	83.35	80.26	67.69	55.65	31.61
2017	35.00	48.45	47.97	65.25	69.98	84.77	83.26	78.43	80.13	66.17	47.89	34.96
2018	31.09	36.59	46.13	52.98	80.60	82.08	83.06	84.56	80.60	61.86	39.68	40.10
2019	27.41	32.37	43.73	60.84	69.43	80.06	86.51	81.27	77.86	60.67	42.97	41.35
2020	35.44	35.59	50.02	60.26	69.01	84.99	86.95	83.28	75.19	62.09	55.52	39.17
2021	32.49	23.90	53.95	63.30	70.36	83.82	81.30	85.15	82.04	68.13	48.65	45.35
2022	27.79	34.01	48.96	56.40	73.82	83.93	82.33	81.70	76.60	64.84	51.48	35.62
2023	36.74	42.43	47.21	63.95	76.16	83.29	82.96	81.41	76.49	64.29	51.33	43.80
2024	29.17	48.59	54.65	62.71	77.51	84.32	82.30	81.96	79.63	70.96	51.89	38.59
2025	29.85	35.58	55.76	62.82	72.26	83.69	M	M	M	M	M	M
NCEI Climatology	31.20	35.78	47.70	60.90	72.10	81.69	84.90	82.70	77.40	64.40	49.00	36.69

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	60.80	52.70	43.73	40.93	29.27
2002	26.02	25.64	27.99	44.06	48.72	64.82	68.58	63.53	54.26	40.71	29.42	23.24
2003	13.30	15.29	27.24	38.12	47.45	55.10	61.10	64.02	53.06	42.28	34.58	25.21
2004	14.46	19.09	33.68	39.38	51.28	58.16	59.93	54.82	51.92	42.16	34.82	22.36
2005	19.34	26.41	26.19	40.76	46.23	62.66	62.02	61.67	56.00	43.38	33.80	17.89
2006	31.42	22.04	32.00	43.94	51.74	57.26	64.69	61.79	51.32	39.43	33.50	26.77
2007	21.72	10.46	34.96	37.52	52.96	60.14	60.63	64.57	54.02	47.33	30.68	22.59
2008	16.09	17.29	28.28	40.76	46.57	61.28	62.08	59.23	55.28	42.39	32.60	16.73
2009	8.43	22.49	32.29	39.32	49.71	57.56	57.68	M	52.57	39.08	34.22	18.99
2010	11.68	16.51	31.59	41.77	50.81	60.08	62.95	64.98	54.68	42.45	32.12	11.68
2011	13.19	18.63	29.56	39.14	48.61	60.20	67.30	60.22	50.18	40.30	34.16	26.86
2012	19.43	24.01	42.05	39.10	53.84	58.54	65.88	58.41	51.30	41.56	30.17	29.13
2013	18.02	20.24	25.81	38.29	52.60	60.57	63.03	60.81	54.26	42.46	29.75	14.14
2014	6.60	4.97	23.21	38.63	52.32	62.80	59.29	63.53	52.14	41.56	24.39	25.62
2015	14.41	3.01	25.28	38.37	52.50	60.60	62.18	60.11	57.10	42.87	34.18	33.52
2016	17.80	23.77	35.81	39.43	50.82	61.43	64.88	65.06	59.31	47.40	36.79	18.55
2017	23.06	27.72	31.82	43.64	48.82	60.86	62.76	57.23	54.10	47.70	29.68	17.10
2018	14.34	15.84	27.63	31.40	56.46	62.93	61.99	62.92	56.98	41.24	27.21	25.40
2019	17.64	23.81	27.29	39.35	49.85	59.72	67.11	61.40	60.86	41.39	27.17	25.16
2020	24.05	21.01	33.28	40.19	50.25	62.23	65.70	60.26	52.85	38.65	34.62	23.57
2021	21.75	7.03	33.85	39.89	50.21	63.21	64.09	63.94	56.25	50.37	29.18	28.22
2022	8.41	17.02	31.35	38.89	54.21	60.76	63.56	61.32	54.24	39.25	31.33	20.70
2023	25.75	24.05	30.40	37.66	50.57	57.43	62.50	61.05	56.01	44.75	29.70	32.41
2024	19.87	27.99	34.24	42.80	54.02	63.95	63.16	61.36	55.01	42.75	37.42	24.02
2025	11.94	18.60	33.51	40.70	48.97	61.27	M	M	M	M	M	M
NCEI Climatology	15.70	19.45	28.90	39.60	51.00	61.20	64.99	63.00	54.80	42.80	31.60	21.51

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	72.05	63.44	52.76	50.07	36.12
2002	34.00	33.83	37.52	53.15	59.23	75.44	78.57	73.78	67.52	50.09	37.22	30.08
2003	20.59	23.71	37.02	49.88	57.75	66.27	71.15	74.46	64.28	53.86	42.23	31.51
2004	21.29	27.44	41.52	50.96	61.93	67.34	69.36	64.69	64.46	52.70	42.20	29.47
2005	25.32	32.77	35.72	52.55	57.64	73.67	72.79	71.31	68.09	54.38	43.52	24.10
2006	37.02	30.68	40.65	55.58	61.09	67.94	74.21	70.90	61.82	49.56	41.99	33.57
2007	28.69	18.46	43.99	47.78	65.50	70.70	70.64	72.91	67.31	58.25	38.99	28.34
2008	24.34	23.65	35.86	50.54	57.20	71.45	72.62	70.67	66.02	53.31	40.25	24.71
2009	16.99	30.62	41.78	49.73	63.78	69.03	68.90	M	62.86	46.86	43.34	25.18
2010	18.12	23.48	42.31	52.99	60.77	69.29	72.88	75.37	66.53	55.84	42.29	19.40
2011	20.04	25.28	37.60	48.26	59.29	70.10	76.97	70.29	59.45	52.32	42.44	33.75
2012	28.30	31.69	52.84	50.86	65.35	70.55	77.95	70.97	63.70	51.74	40.06	36.16
2013	27.46	27.62	32.91	48.55	64.03	70.92	73.05	71.70	67.04	54.01	38.01	22.78
2014	15.86	14.56	31.94	48.99	63.54	72.68	69.34	72.97	63.55	51.99	33.58	31.47
2015	21.97	12.91	35.32	51.14	63.16	70.01	71.88	69.95	68.21	54.35	43.97	39.24
2016	25.19	31.04	44.64	50.22	61.75	72.20	73.87	74.21	69.79	57.54	46.22	25.08
2017	29.03	38.08	39.90	54.45	59.40	72.81	73.01	67.83	67.11	56.94	38.78	26.03
2018	22.71	26.21	36.88	42.19	68.53	72.51	72.53	73.74	68.79	51.55	33.45	32.75
2019	22.53	28.09	35.51	50.10	59.64	69.89	76.81	71.34	69.36	51.03	35.07	33.26
2020	29.75	28.30	41.65	50.23	59.63	73.61	76.32	71.77	64.02	50.37	45.07	31.37
2021	27.12	15.47	43.90	51.59	60.29	73.51	72.70	74.54	69.15	59.25	38.92	36.78
2022	18.10	25.52	40.15	47.65	64.01	72.35	72.95	71.51	65.42	52.04	41.41	28.16
2023	31.24	33.24	38.80	50.80	63.37	70.36	72.73	71.23	66.25	54.52	40.51	38.10
2024	24.52	38.29	44.44	52.75	65.76	74.14	72.73	71.66	67.32	56.86	44.66	31.30
2025	20.90	27.09	44.64	51.76	60.62	72.48	M	M	M	M	M	M
NCEI Climatology	23.45	27.61	38.30	50.25	61.55	71.45	74.95	72.85	66.10	53.60	40.30	29.10

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
2001	M	M	M	M	M	M	M	72.8%	73.3%	80.2%	78.8%	69.1%
2002	65.3%	64.5%	62.8%	59.5%	54.6%	53.6%	58.0%	68.7%	64.0%	67.6%	73.4%	70.7%
2003	M	M	M	M	66.3%	62.6%	74.3%	65.8%	M	M	M	80.7%
2004	79.5%	83.8%	80.0%	64.9%	76.9%	74.2%	81.5%	83.5%	76.3%	77.8%	83.9%	80.4%
2005	85.1%	87.5%	75.8%	62.8%	57.2%	63.2%	69.7%	75.7%	68.0%	68.0%	69.7%	82.9%
2006	84.2%	67.5%	73.0%	59.8%	67.4%	63.7%	76.6%	78.9%	75.5%	69.9%	77.3%	85.0%
2007	88.8%	81.5%	81.3%	71.2%	60.3%	69.7%	74.5%	81.1%	64.8%	69.2%	71.9%	86.3%
2008	79.6%	81.0%	76.5%	68.1%	62.3%	66.8%	75.9%	75.0%	78.3%	69.7%	74.5%	82.2%
2009	77.4%	78.7%	70.0%	68.1%	63.1%	69.0%	74.0%	M	80.6%	82.4%	77.2%	85.3%
2010	86.3%	84.1%	74.9%	61.8%	69.2%	79.7%	79.6%	72.3%	62.3%	55.0%	71.4%	91.4%
2011	85.8%	87.0%	76.4%	71.9%	66.5%	64.6%	63.4%	73.2%	76.7%	68.3%	77.2%	83.6%
2012	79.6%	81.1%	67.3%	56.3%	57.8%	57.6%	67.1%	71.5%	69.6%	72.2%	73.8%	84.3%
2013	76.8%	81.1%	76.2%	69.8%	66.8%	70.2%	71.7%	74.4%	72.3%	67.8%	67.5%	76.0%
2014	70.9%	69.1%	65.6%	57.4%	63.5%	74.0%	76.4%	82.6%	78.7%	77.3%	75.8%	87.0%
2015	84.7%	79.2%	72.4%	60.4%	69.4%	76.3%	76.2%	77.5%	75.5%	66.1%	76.5%	84.6%
2016	78.7%	74.5%	74.6%	65.5%	64.1%	66.6%	80.7%	82.5%	75.2%	75.9%	77.2%	80.1%
2017	82.3%	73.0%	69.4%	67.8%	68.4%	58.8%	76.3%	78.7%	70.7%	72.7%	74.4%	69.0%
2018	78.5%	79.0%	68.1%	63.3%	65.3%	77.5%	77.8%	80.5%	75.4%	76.3%	81.9%	86.5%
2019	81.1%	82.4%	72.4%	70.4%	78.0%	73.1%	73.8%	77.1%	84.1%	78.2%	80.3%	85.4%
2020	86.7%	78.6%	81.0%	75.1%	72.9%	64.2%	79.4%	78.0%	77.5%	70.8%	74.0%	78.7%
2021	86.8%	78.5%	69.5%	64.0%	66.0%	71.2%	82.6%	83.8%	71.4%	83.3%	75.9%	81.8%
2022	79.3%	79.8%	77.3%	75.1%	71.9%	63.1%	82.8%	85.9%	81.3%	70.9%	74.8%	83.3%
2023	88.8%	77.3%	76.9%	63.1%	58.1%	62.4%	81.9%	85.7%	83.6%	78.7%	72.3%	86.7%
2024	88.3%	75.1%	70.5%	69.5%	66.9%	66.7%	81.3%	81.8%	72.8%	60.8%	81.3%	79.9%
2025	71.9%	72.7%	66.8%	66.8%	66.0%	70.3%	M	M	M	M	M	M