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 (USC00403074) 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	0.72	4.28	1.00	2.05	0.60	4.76	2.02	3.36	5.09
2003	1.47	6.02	1.13	2.75	7.75	3.93	4.22	0.47	3.69	0.94	4.70	2.78
2004	2.09	4.98	3.58	3.56	1.74	2.88	3.08	2.91	2.06	4.25	4.70	5.08
2005	1.62	3.92	1.83	4.01	1.13	2.12	3.59	2.24	1.71	0.11	3.22	2.67
2006	3.34	1.71	1.81	3.97	2.32	1.96	0.74	1.54	1.88	3.29	3.34	3.63
2007	3.73	1.48	0.41	3.29	0.46	1.36	4.61	1.55	1.47	1.57	3.24	1.41
2008	4.76	2.42	2.84	2.75	2.46	2.25	1.99	1.25	1.11	3.20	1.63	4.37
2009	1.63	1.20	2.70	1.79	3.01	0.44	2.48	1.32	2.94	3.45	1.47	3.18
2010	2.57	0.92	1.48	1.25	1.22	0.90	0.76	2.04	0.90	1.71	2.44	0.63
2011	1.48	1.04	5.46	5.96	1.15	1.36	3.69	1.22	2.52	1.49	2.38	3.32
2012	6.51	1.47	1.62	0.74	1.44	2.25	2.51	2.24	5.69	2.15	1.12	2.99
2013	3.81	1.30	3.44	2.58	3.26	4.70	4.76	4.94	3.42	0.47	2.31	4.42
2014	1.93	1.63	1.32	4.38	2.60	4.85	3.04	2.12	0.05	6.25	3.15	3.57
2015	2.64	2.39	4.69	5.34	2.43	2.89	3.45	6.24	1.09	1.75	6.30	9.22
2016	2.52	5.31	3.08	1.11	0.39	1.63	2.19	4.95	0.43	0.48	1.78	3.52
2017	4.00	2.16	4.19	4.71	4.89	5.76	5.25	5.63	2.06	4.54	0.99	3.81
2018	0.71	9.88	3.37	6.14	4.13	4.30	1.45	0.04	0.00	0.00	0.06	5.71
2019	6.63	3.08	0.51	5.19	0.89	2.00	1.97	0.17	0.02	0.77	0.02	M
2020	M	M	M	M	M	M	M	M	M	M	M	M
2021	1.64	3.96	6.99	2.38	3.63	4.33	5.68	8.83	8.59	4.41	1.75	6.16
2022	6.26	8.45	8.80	3.66	2.90	2.02	3.27	3.35	1.73	0.80	0.07	0.03
2023	0.01	0.01	0.02	M	M	M	M	M	M	M	0.02	5.02
2024	5.53	4.74	6.43	4.64	7.39	2.67	3.34	0.95	3.39	0.71	2.68	3.28
2025	0.31	1.34	2.03	0.56	0.01	6.09	M	M	M	M	M	M
NCEI Climatology	5.29	5.94	5.79	5.18	4.68	4.91	4.98	4.12	4.10	3.79	4.80	6.45

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2002	M	M	M	7.4	5.5	3.6	3.4	3.2	4.2	4.2	6.0	6.1
2003	6.9	5.9	5.8	6.2	6.0	3.8	3.5	2.6	3.5	3.5	5.7	6.1
2004	6.6	5.6	6.5	5.7	5.4	3.4	2.9	3.3	4.6	3.0	5.2	5.9
2005	6.8	5.5	6.5	6.1	3.6	3.4	3.4	2.7	2.8	4.2	6.1	5.6
2006	7.6	6.4	7.6	6.4	5.0	3.7	3.8	3.3	4.6	4.6	5.6	5.1
2007	6.4	7.0	5.6	6.4	4.0	4.0	2.9	2.6	2.5	4.0	5.1	5.9
2008	6.3	7.2	7.9	6.2	5.8	4.2	2.6	1.4	3.5	3.9	4.3	7.2
2009	6.5	7.2	7.2	6.5	5.4	3.8	4.2	3.2	3.0	5.1	3.5	6.6
2010	5.7	5.5	6.1	5.2	4.3	3.2	3.3	2.4	2.6	4.0	6.6	7.9
2011	6.1	8.4	7.7	9.0	6.5	5.9	2.4	2.2	3.5	3.6	6.9	4.9
2012	6.1	6.1	6.1	5.5	3.0	2.8	3.0	2.4	2.7	5.0	3.4	5.9
2013	5.9	5.6	6.9	5.7	4.9	4.0	3.0	2.0	2.4	3.0	4.7	4.5
2014	6.4	5.6	5.4	4.6	3.8	3.8	3.6	2.8	3.2	4.9	6.7	5.4
2015	5.8	7.5	5.6	6.1	4.3	4.2	4.0	2.9	2.3	4.0	4.8	5.6
2016	5.6	6.4	6.6	5.5	4.6	3.7	3.8	2.4	2.6	3.3	3.4	6.0
2017	6.9	6.2	6.3	5.4	4.1	2.4	1.4	2.0	2.8	4.7	4.6	5.4
2018	6.4	7.4	8.1	7.6	4.5	0.2	3.6	4.3	3.9	5.1	6.6	6.6
2019	7.2	7.6	7.8	6.4	5.3	5.6	4.2	3.6	3.5	5.5	5.8	6.8
2020	7.1	7.8	7.8	6.8	5.6	5.6	3.6	4.1	4.4	4.9	5.0	4.6
2021	6.7	7.9	5.2	4.2	5.9	5.3	4.2	3.7	3.6	4.8	5.3	6.9
2022	7.7	7.8	7.7	7.3	6.5	4.6	5.1	3.6	4.1	3.4	4.1	5.0
2023	5.6	7.5	2.2	0.0	1.3	4.7	4.1	3.9	3.6	5.6	4.9	5.4
2024	7.9	7.1	6.9	7.9	5.4	4.6	4.2	4.2	5.7	4.0	6.6	7.1
2025	5.9	7.5	8.4	7.6	6.0	4.8	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	M	M	71.20	75.72	85.89	88.53	89.92	84.59	70.57	55.79	49.62
2003	42.97	51.03	63.97	72.61	77.50	82.48	85.65	88.63	81.95	72.20	65.43	49.70
2004	49.23	49.52	65.16	71.43	82.87	84.37	86.93	83.17	81.00	74.06	62.21	50.24
2005	54.12	56.48	59.95	70.89	77.31	86.32	91.82	92.98	87.56	74.04	64.10	48.78
2006	57.78	51.35	63.88	79.76	81.01	89.72	94.54	94.88	83.90	71.48	61.40	57.14
2007	51.51	48.57	68.17	65.72	81.30	90.68	86.46	96.22	85.64	76.48	62.60	58.48
2008	48.72	58.19	63.65	70.88	78.74	87.98	89.83	88.21	83.00	71.19	57.32	52.44
2009	48.84	55.40	63.67	71.28	77.63	89.72	86.46	87.25	81.61	67.85	62.89	48.93
2010	43.33	44.54	58.12	75.44	80.61	89.25	91.29	92.83	86.67	75.79	63.32	44.25
2011	44.81	57.00	61.38	73.59	78.28	89.42	89.25	89.95	78.56	69.57	61.82	53.95
2012	55.11	56.64	72.30	73.52	82.52	87.44	91.52	85.88	79.88	68.41	60.08	55.57
2013	51.28	51.41	54.76	69.86	75.49	84.68	83.85	83.79	81.80	71.66	56.54	51.16
2014	43.50	49.25	59.23	71.60	78.92	85.70	85.42	88.73	84.92	74.33	55.76	51.57
2015	46.81	43.31	61.79	71.60	80.31	87.26	88.15	84.95	81.32	71.83	64.46	61.09
2016	46.69	53.48	66.03	72.50	78.80	89.48	90.70	88.90	87.14	80.02	67.76	53.60
2017	56.21	60.29	63.82	76.16	78.34	83.66	88.55	85.25	80.24	73.05	63.26	50.46
2018	46.69	62.29	60.79	68.24	85.39	89.13	89.58	89.65	87.52	74.38	56.03	53.21
2019	49.66	58.71	60.47	74.20	83.43	86.26	89.27	89.08	92.09	75.32	59.55	58.01
2020	54.33	55.61	67.91	69.47	77.18	86.25	90.54	89.12	82.44	74.78	66.09	53.30
2021	51.32	50.03	67.66	71.06	78.56	85.64	87.85	88.47	83.04	75.70	60.72	63.93
2022	48.54	56.88	66.07	72.19	82.94	90.09	93.01	87.73	83.60	72.58	63.24	53.01
2023	57.35	62.45	65.02	71.29	79.44	86.88	89.76	89.24	85.75	75.42	64.90	56.91
2024	46.65	61.84	66.50	73.62	82.38	89.70	89.34	91.49	83.96	79.23	67.30	54.65
2025	46.64	58.56	68.96	76.25	78.71	88.38	M	M	M	M	M	M
NCEI Climatology	49.80	54.82	63.29	72.81	79.61	86.20	88.80	88.69	83.60	73.50	61.60	52.40

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2002	M	M	M	49.80	53.33	63.09	69.42	65.60	64.00	54.40	36.53	31.55
2003	24.41	34.61	42.25	49.19	59.14	61.78	68.10	68.26	57.59	45.07	42.53	29.35
2004	29.39	32.47	41.61	47.20	62.26	67.92	67.46	61.32	59.33	53.97	43.95	30.52
2005	35.49	37.13	37.85	46.85	51.73	65.31	70.26	71.28	60.62	47.68	39.98	29.04
2006	36.59	32.51	40.65	54.02	58.77	65.64	71.83	73.63	60.86	48.72	38.96	35.25
2007	35.31	27.89	43.26	43.64	55.57	65.66	68.81	71.77	62.54	51.86	37.22	39.03
2008	30.32	34.98	39.95	48.68	56.56	66.02	67.54	65.62	60.38	46.23	33.92	33.68
2009	29.21	32.77	42.15	46.81	59.54	65.68	65.56	66.31	63.55	48.66	38.95	32.80
2010	25.71	27.92	38.37	48.54	59.98	69.10	70.35	72.15	60.24	44.84	39.24	27.55
2011	27.14	35.24	42.05	51.92	56.50	65.90	70.21	66.20	56.60	43.61	41.36	34.79
2012	35.02	36.16	49.19	50.18	59.64	61.94	69.92	65.45	57.50	46.98	33.20	38.04
2013	35.60	33.22	35.77	47.84	54.99	64.82	67.07	66.26	60.44	49.83	35.96	33.92
2014	21.90	32.60	34.96	47.48	56.10	66.26	63.88	65.21	61.64	49.94	33.02	36.41
2015	29.15	25.44	41.23	50.72	57.37	66.62	69.57	64.86	59.66	48.20	46.46	43.79
2016	29.91	35.29	44.02	48.14	55.11	65.90	70.67	69.74	62.30	50.70	39.98	35.02
2017	40.88	40.23	41.41	53.18	55.86	63.86	68.87	66.78	58.22	49.65	40.40	32.46
2018	26.48	43.74	39.94	44.44	61.96	66.76	69.20	68.06	67.26	53.01	35.85	36.75
2019	36.31	46.39	39.31	49.40	60.82	65.41	68.95	67.95	64.36	52.19	34.05	38.89
2020	37.01	36.37	49.25	45.78	55.00	65.48	70.38	68.69	60.97	51.91	40.47	29.71
2021	32.13	30.00	43.42	45.34	54.67	66.19	69.22	69.21	60.90	54.79	34.45	41.86
2022	26.69	31.74	40.59	46.84	60.91	65.77	71.99	68.45	58.64	41.19	38.47	34.44
2023	36.41	41.32	41.53	47.64	57.81	62.66	68.80	68.10	60.72	49.76	38.56	33.77
2024	29.41	37.04	44.03	51.75	61.34	67.07	70.86	66.57	63.17	48.99	46.47	34.48
2025	23.61	34.44	41.60	53.78	60.81	67.61	M	M	M	M	M	M
NCEI Climatology	30.50	33.51	39.90	47.90	56.20	63.90	67.70	66.29	59.79	47.90	38.09	33.19

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2002	M	M	M	60.50	64.53	74.49	78.97	77.76	74.30	62.49	46.16	40.58
2003	33.69	42.82	53.11	60.90	68.32	72.13	76.87	78.45	69.77	58.64	53.98	39.53
2004	39.31	40.99	53.39	59.32	72.56	76.14	77.19	72.25	70.16	64.02	53.08	40.38
2005	44.81	46.80	48.90	58.87	64.52	75.81	81.04	82.13	74.09	60.86	52.04	38.91
2006	47.18	41.93	52.26	66.89	69.89	77.68	83.18	84.26	72.38	60.10	50.18	46.20
2007	43.41	38.23	55.72	54.68	68.44	78.17	77.64	84.00	74.09	64.17	49.91	48.75
2008	39.52	46.59	51.80	59.78	67.65	77.00	78.68	76.92	71.69	58.71	45.62	43.06
2009	39.03	44.09	52.91	59.05	68.59	77.70	76.01	76.78	72.58	58.25	50.92	40.87
2010	34.52	36.23	48.25	61.99	70.29	79.18	80.82	82.49	73.45	60.32	51.28	35.90
2011	35.98	46.12	51.71	62.76	67.39	77.66	79.73	78.07	67.58	56.59	51.59	44.37
2012	45.06	46.40	60.74	61.85	71.08	74.69	80.72	75.66	68.69	57.69	46.64	46.81
2013	43.44	42.32	45.27	58.85	65.24	74.75	75.46	75.03	71.12	60.74	46.25	42.54
2014	32.70	40.93	47.10	59.54	67.51	75.98	74.65	76.97	73.28	62.14	44.39	43.99
2015	37.98	34.38	51.51	61.16	68.84	76.94	78.86	74.91	70.49	60.02	55.46	52.44
2016	38.30	44.38	55.02	60.32	66.95	77.69	80.69	79.32	74.72	65.36	53.87	44.31
2017	48.55	50.26	52.61	64.67	67.10	73.76	78.71	76.01	69.23	61.35	51.83	41.46
2018	36.59	53.01	50.36	56.34	73.68	77.95	79.39	78.85	77.39	63.70	45.94	44.98
2019	42.99	52.55	49.89	61.80	72.12	75.83	79.11	78.51	78.22	63.76	46.80	48.45
2020	45.67	45.99	58.58	57.63	66.09	75.87	80.46	78.90	71.71	63.35	53.28	41.51
2021	41.72	40.02	55.54	58.20	66.62	75.91	78.53	78.84	71.97	65.25	47.58	52.90
2022	37.62	44.31	53.33	59.52	71.92	77.93	82.50	78.09	71.12	56.89	50.85	43.73
2023	46.88	51.88	53.27	59.47	68.62	74.77	79.28	78.67	73.23	62.59	51.73	45.34
2024	38.03	49.44	55.26	62.68	71.86	78.38	80.10	79.03	73.56	64.11	56.89	44.57
2025	35.12	46.50	55.28	65.02	69.76	78.00	M	M	M	M	M	M
NCEI Climatology	40.15	44.17	51.60	60.35	67.91	75.05	78.25	77.49	71.70	60.70	49.85	42.80

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	63.7%	73.3%	70.4%	77.5%	70.2%	72.3%	81.3%	74.7%	75.1%
2003	69.0%	82.4%	75.6%	72.1%	79.7%	78.9%	81.1%	80.2%	76.1%	79.0%	78.3%	80.7%
2004	79.5%	81.7%	71.8%	67.9%	74.3%	80.6%	82.5%	82.4%	78.4%	80.7%	78.1%	77.6%
2005	73.4%	70.8%	63.6%	63.8%	64.8%	72.5%	72.9%	74.8%	76.9%	78.2%	71.7%	70.1%
2006	64.9%	70.7%	63.2%	65.2%	73.8%	68.9%	63.8%	69.3%	68.8%	71.2%	70.9%	70.3%
2007	67.6%	70.2%	72.5%	74.4%	66.3%	59.2%	74.1%	62.7%	68.4%	70.1%	70.5%	74.9%
2008	66.4%	69.1%	65.3%	67.2%	68.7%	67.9%	70.5%	69.4%	78.8%	76.0%	76.4%	80.3%
2009	76.1%	69.2%	69.8%	62.9%	72.1%	65.5%	67.7%	72.2%	77.8%	83.3%	77.0%	76.9%
2010	77.4%	76.0%	75.3%	64.3%	75.9%	78.7%	75.4%	75.4%	72.2%	69.4%	69.5%	70.5%
2011	75.2%	69.5%	75.9%	67.8%	70.3%	67.2%	79.1%	77.5%	81.4%	76.7%	77.1%	82.8%
2012	77.7%	76.6%	69.6%	71.7%	74.8%	68.5%	77.1%	80.2%	81.1%	78.9%	69.2%	70.1%
2013	72.7%	63.3%	58.8%	58.7%	62.7%	66.3%	71.5%	74.8%	70.6%	71.6%	60.8%	72.7%
2014	54.1%	67.8%	59.9%	57.1%	65.1%	69.8%	66.0%	67.7%	67.3%	68.0%	59.6%	74.2%
2015	64.7%	60.2%	68.2%	63.4%	62.9%	64.5%	69.1%	69.8%	70.8%	66.9%	66.9%	72.8%
2016	64.7%	61.4%	58.5%	53.3%	59.5%	59.7%	59.9%	66.4%	59.2%	56.1%	61.2%	71.5%
2017	71.3%	67.4%	64.0%	65.5%	69.7%	72.4%	75.8%	77.1%	77.6%	72.7%	74.0%	72.5%
2018	64.3%	78.1%	68.1%	67.0%	74.9%	76.9%	77.6%	77.1%	79.8%	76.8%	80.4%	79.5%
2019	74.1%	77.0%	63.2%	69.3%	72.7%	73.9%	78.0%	78.5%	69.7%	76.3%	71.5%	76.1%
2020	74.3%	76.1%	75.5%	69.6%	73.9%	75.6%	80.0%	80.8%	79.5%	79.2%	72.6%	74.4%
2021	73.2%	77.2%	68.5%	66.3%	69.0%	75.9%	81.4%	82.3%	80.3%	80.9%	71.6%	78.8%
2022	71.6%	69.3%	63.2%	63.4%	72.5%	69.8%	73.1%	80.0%	73.8%	65.4%	70.0%	75.0%
2023	74.7%	70.6%	62.9%	66.7%	71.6%	71.0%	77.5%	78.8%	72.6%	66.1%	64.5%	69.5%
2024	72.4%	63.3%	66.1%	64.7%	74.2%	68.7%	76.7%	67.8%	71.1%	67.1%	73.6%	70.4%
2025	67.2%	69.2%	56.7%	67.1%	77.8%	77.5%	M	M	M	M	M	M