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 (USC00091266) 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	0.00	0.00	0.00	0.00	0.00	0.00	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	3.60	3.90	3.72	3.27	3.18	5.62	4.75	6.33	4.05	2.64	2.66	3.39

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2001	M	M	M	M	M	2.6	3.3	3.3	3.2	4.0	3.1	3.9
2002	4.1	5.0	4.7	4.8	4.7	3.9	3.2	2.9	2.9	2.6	3.5	4.4
2003	5.8	4.5	4.0	4.2	4.1	3.1	3.5	2.2	3.3	2.6	3.5	3.9
2004	4.5	5.1	4.9	5.4	4.2	3.7	3.2	3.0	6.0	2.4	3.3	4.8
2005	5.0	4.8	6.6	5.9	3.7	3.2	2.6	2.1	3.5	3.5	4.0	4.6
2006	5.4	4.7	5.1	4.9	4.8	3.9	3.3	3.1	2.7	3.3	4.0	3.0
2007	4.6	5.1	3.8	5.6	4.0	3.8	3.0	2.6	2.9	3.2	3.7	3.6
2008	4.3	5.0	5.6	4.6	5.3	4.1	3.8	4.2	3.6	3.7	4.1	4.3
2009	5.2	5.2	4.2	5.8	4.5	3.9	4.1	2.5	3.4	3.5	3.6	5.5
2010	5.6	6.4	5.3	4.7	4.2	3.7	3.8	3.0	3.2	3.5	5.5	7.1
2011	6.1	6.5	7.0	7.1	5.8	5.9	4.2	4.1	3.7	4.2	4.5	4.1
2012	5.1	5.2	4.9	5.0	4.4	3.9	3.9	2.8	2.8	4.5	3.7	4.3
2013	4.7	5.0	6.5	4.7	5.0	4.7	3.5	3.0	2.9	2.9	4.5	4.4
2014	5.8	4.8	5.7	5.4	4.1	4.1	3.7	3.2	3.0	3.2	4.5	3.2
2015	4.9	5.5	4.7	4.6	3.8	3.7	3.8	2.9	3.2	3.6	3.2	3.2
2016	4.6	5.7	4.8	5.0	4.6	3.8	4.1	3.3	3.1	3.0	3.0	3.9
2017	4.7	4.6	5.7	4.9	5.1	3.1	3.3	3.1	3.2	3.9	2.8	4.1
2018	4.7	4.5	6.8	5.6	3.4	3.6	2.6	3.2	3.0	3.8	4.1	4.2
2019	4.6	3.8	5.1	4.7	4.0	3.8	3.2	2.7	3.0	3.1	3.5	4.9
2020	4.9	5.2	4.2	5.7	4.1	4.2	3.3	2.8	3.2	3.0	3.2	3.7
2021	4.3	4.8	4.6	4.9	4.5	3.5	3.0	2.6	2.0	2.3	3.1	3.1
2022	5.0	4.6	5.7	4.6	4.1	3.5	3.7	2.2	3.4	2.7	4.3	3.7
2023	4.1	4.6	5.0	4.3	4.2	3.7	3.2	2.9	2.5	3.0	3.2	3.9
2024	5.2	4.6	4.6	4.8	3.5	3.8	3.0	3.7	3.7	2.7	3.1	3.4
2025	5.0	4.0	5.5	4.7	3.9	3.5	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	88.16	78.67	94.48	85.54	80.10	77.89	69.17
2002	64.90	65.27	75.73	83.76	88.31	91.17	94.64	93.51	89.04	80.07	68.28	60.97
2003	57.88	63.89	72.64	77.37	85.30	90.33	91.11	91.80	86.19	79.43	75.21	60.69
2004	60.26	60.24	75.06	80.77	89.55	91.73	94.61	90.70	84.11	79.07	71.15	62.02
2005	63.38	63.86	68.88	75.94	82.78	88.68	93.25	91.55	91.17	79.20	72.09	58.61
2006	64.52	63.56	72.47	84.20	87.80	92.78	97.15	96.45	88.88	79.96	69.56	66.55
2007	62.25	62.11	75.55	78.20	85.13	89.84	90.88	94.71	86.90	79.47	70.10	68.00
2008	58.25	70.67	74.45	79.04	87.63	96.44	95.16	93.66	89.18	78.74	68.30	69.74
2009	63.50	66.36	73.57	79.74	86.75	96.38	95.52	94.77	90.56	79.72	69.26	59.25
2010	55.58	55.97	66.81	80.91	87.18	94.67	95.39	93.50	90.85	81.67	70.90	54.60
2011	55.26	66.52	72.67	82.40	87.28	95.60	95.00	95.29	87.02	75.49	71.06	65.39
2012	64.92	66.94	77.35	79.58	85.71	87.74	94.01	88.44	86.36	78.68	66.50	64.86
2013	66.78	62.28	64.92	78.02	82.56	88.32	87.44	88.40	85.77	78.27	67.32	64.69
2014	54.50	63.63	66.19	77.39	85.37	90.49	90.86	91.53	84.39	79.64	64.93	63.37
2015	57.98	57.53	72.17	78.94	86.38	92.25	94.67	89.95	84.99	76.87	72.02	73.87
2016	60.75	67.43	78.52	81.13	84.84	92.52	96.57	94.47	88.42	80.97	72.77	64.34
2017	68.05	72.92	73.24	83.83	86.30	88.51	92.27	91.05	87.87	81.33	70.96	61.65
2018	57.32	73.20	71.15	75.69	85.43	90.96	89.51	89.95	89.69	80.74	64.32	61.10
2019	59.37	68.48	69.97	77.83	89.27	89.05	92.90	90.92	90.76	81.45	65.15	62.86
2020	62.85	63.49	74.75	76.65	81.95	86.89	93.06	90.91	84.11	80.09	72.91	60.07
2021	59.00	61.57	72.12	76.07	83.56	87.41	88.84	89.55	85.34	78.68	66.42	69.42
2022	59.15	67.32	74.18	77.84	85.83	92.31	91.35	88.82	84.31	76.50	69.52	60.45
2023	63.87	71.54	72.57	77.63	79.09	86.13	91.73	91.32	84.74	77.34	67.70	62.47
2024	60.95	64.91	71.54	78.22	84.41	91.46	91.87	89.56	83.91	78.70	70.25	61.21
2025	53.86	66.78	71.86	85.90	85.48	88.92	M	M	M	M	M	M
NCEI Climatology	60.69	64.31	71.00	78.50	85.90	90.61	92.80	91.70	86.80	79.40	70.00	62.80

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2001	M	M	M	M	M	71.78	58.99	73.47	66.61	50.38	50.40	44.47
2002	40.75	39.53	49.72	62.15	61.48	71.17	73.31	71.67	72.15	63.48	46.00	37.88
2003	35.82	41.54	52.97	53.41	65.24	70.45	74.06	74.35	67.37	57.82	50.24	34.77
2004	36.97	40.06	48.13	53.90	66.61	73.22	74.74	71.41	69.90	61.43	49.81	41.48
2005	42.25	42.78	45.95	51.63	60.11	72.01	75.38	75.23	70.20	58.99	47.43	36.01
2006	40.94	39.91	47.27	58.34	63.47	70.46	73.75	76.30	68.06	54.30	44.42	42.05
2007	40.54	36.89	46.92	49.76	58.94	68.60	70.50	74.10	67.94	60.40	42.14	43.67
2008	36.88	42.18	47.97	56.00	63.94	73.88	75.20	76.48	69.98	55.05	42.98	45.70
2009	40.66	39.22	48.52	55.91	68.12	75.68	75.08	75.03	70.58	59.67	46.86	40.54
2010	33.93	34.94	43.06	52.89	65.76	73.15	73.45	74.53	66.62	52.77	43.09	30.26
2011	32.89	41.46	46.87	54.80	60.80	70.16	73.40	72.94	64.64	49.25	43.64	40.30
2012	37.34	41.99	53.31	54.32	64.57	66.44	73.81	70.96	64.46	55.92	40.40	42.57
2013	42.45	39.59	41.12	53.19	59.81	70.23	71.97	71.40	66.18	55.42	43.41	42.83
2014	31.56	39.15	41.02	52.74	61.10	69.09	71.62	70.34	68.20	54.91	39.08	41.29
2015	35.80	33.42	49.13	58.71	60.74	70.89	73.03	71.23	67.30	54.83	51.01	55.49
2016	39.67	42.92	53.67	55.96	62.21	71.54	74.71	73.69	69.34	57.12	44.78	43.73
2017	45.18	46.21	46.31	57.11	62.15	70.58	73.38	73.40	66.42	58.61	45.18	42.22
2018	33.26	51.67	47.49	50.04	63.00	69.88	71.27	70.61	70.14	58.67	45.59	42.45
2019	43.73	52.87	45.66	53.24	65.62	68.07	71.05	71.79	67.43	60.16	41.62	42.54
2020	43.13	42.63	53.60	52.49	59.37	68.13	72.23	71.58	66.70	60.69	50.54	35.62
2021	38.80	40.30	48.52	50.38	57.59	68.77	70.77	72.30	63.76	56.90	39.32	46.28
2022	35.46	41.54	47.86	50.12	62.59	68.98	72.58	70.66	64.42	50.73	49.40	40.28
2023	40.74	47.35	48.23	53.40	59.24	66.51	72.29	71.71	64.09	53.07	44.56	40.93
2024	36.67	40.34	49.13	53.21	63.78	69.44	72.78	71.20	68.20	52.85	47.09	38.10
2025	30.29	41.19	43.99	58.85	62.76	65.65	M	M	M	M	M	M
NCEI Climatology	37.49	40.30	46.01	52.80	61.49	69.21	71.59	70.90	66.30	55.49	45.11	39.99

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	79.97	68.83	83.97	76.08	65.24	64.14	56.82
2002	52.83	52.40	62.72	72.95	74.90	81.17	83.97	82.59	80.59	71.77	57.14	49.43
2003	46.85	52.71	62.80	65.39	75.27	80.39	82.58	83.08	76.78	68.62	62.72	47.73
2004	48.61	50.15	61.60	67.33	78.08	82.48	84.68	81.05	77.00	70.25	60.48	51.75
2005	52.82	53.32	57.41	63.78	71.45	80.34	84.31	83.39	80.68	69.10	59.76	47.31
2006	52.73	51.74	59.87	71.27	75.64	81.62	85.45	86.38	78.47	67.13	56.99	54.30
2007	51.39	49.50	61.24	63.98	72.04	79.22	80.69	84.40	77.42	69.93	56.12	55.84
2008	47.56	56.42	61.21	67.52	75.78	85.16	85.18	85.07	79.58	66.90	55.64	57.72
2009	52.08	52.79	61.05	67.82	77.44	86.03	85.30	84.90	80.57	69.70	58.06	49.90
2010	44.75	45.45	54.93	66.90	76.47	83.91	84.42	84.02	78.73	67.22	56.99	42.43
2011	44.08	53.99	59.77	68.60	74.04	82.88	84.20	84.11	75.83	62.37	57.35	52.85
2012	51.13	54.47	65.33	66.95	75.14	77.09	83.91	79.70	75.41	67.30	53.45	53.72
2013	54.62	50.93	53.02	65.61	71.18	79.28	79.71	79.90	75.97	66.84	55.36	53.76
2014	43.03	51.39	53.61	65.06	73.23	79.79	81.24	80.93	76.30	67.27	52.00	52.33
2015	46.89	45.47	60.65	68.83	73.56	81.57	83.85	80.59	76.15	65.85	61.51	64.68
2016	50.21	55.18	66.09	68.54	73.52	82.03	85.64	84.08	78.88	69.04	58.78	54.04
2017	56.62	59.56	59.78	70.47	74.23	79.54	82.83	82.23	77.14	69.97	58.07	51.93
2018	45.29	62.43	59.32	62.87	74.22	80.42	80.39	80.28	79.92	69.71	54.95	51.77
2019	51.55	60.68	57.82	65.53	77.45	78.56	81.97	81.35	79.10	70.80	53.38	52.70
2020	52.99	53.06	64.18	64.57	70.66	77.51	82.65	81.25	75.41	70.39	61.72	47.84
2021	48.90	50.93	60.32	63.22	70.58	78.09	79.81	80.92	74.55	67.79	52.87	57.85
2022	47.30	54.43	61.02	63.98	74.21	80.65	81.97	79.74	74.36	63.62	59.46	50.37
2023	52.30	59.44	60.40	65.52	69.16	76.32	82.01	81.52	74.41	65.21	56.13	51.70
2024	48.81	52.63	60.33	65.71	74.10	80.45	82.33	80.38	76.06	65.77	58.67	49.66
2025	42.07	53.99	57.93	72.38	74.12	77.29	M	M	M	M	M	M
NCEI Climatology	49.09	52.30	58.50	65.65	73.70	79.91	82.20	81.30	76.55	67.45	57.56	51.40

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	90.9%	89.0%	83.8%	86.7%	74.8%	78.6%	77.1%
2002	84.2%	55.3%	61.7%	59.7%	60.1%	67.1%	68.7%	68.0%	76.9%	77.5%	72.2%	69.4%
2003	52.8%	66.9%	74.2%	69.2%	70.9%	74.0%	77.5%	78.8%	73.4%	72.2%	71.8%	67.7%
2004	63.7%	75.7%	74.5%	72.7%	80.4%	88.9%	87.7%	86.2%	88.7%	90.8%	85.7%	78.9%
2005	72.7%	76.7%	73.4%	72.4%	81.2%	89.7%	90.1%	91.8%	83.3%	87.2%	82.5%	85.3%
2006	82.6%	82.0%	78.7%	80.1%	83.1%	85.1%	85.9%	91.1%	90.7%	87.2%	81.2%	82.3%
2007	78.0%	66.8%	67.7%	59.0%	67.8%	77.4%	79.9%	81.9%	82.8%	84.3%	72.5%	82.0%
2008	74.5%	63.6%	59.6%	65.8%	62.5%	63.8%	68.8%	72.4%	72.3%	68.8%	67.0%	70.9%
2009	59.4%	58.4%	67.2%	63.8%	80.4%	74.9%	75.6%	84.1%	79.8%	87.0%	87.0%	82.3%
2010	76.6%	74.7%	70.4%	65.7%	74.5%	73.2%	73.4%	80.5%	73.5%	70.3%	62.7%	60.9%
2011	67.2%	68.4%	66.0%	62.1%	62.9%	63.8%	72.1%	70.8%	76.4%	74.3%	75.0%	77.8%
2012	69.2%	73.5%	72.9%	66.4%	75.3%	74.5%	73.4%	85.9%	81.0%	74.7%	75.1%	80.8%
2013	75.4%	74.8%	62.5%	75.3%	68.7%	73.6%	84.4%	79.2%	75.7%	74.7%	69.6%	77.8%
2014	62.7%	75.2%	68.2%	67.2%	72.8%	76.6%	79.5%	81.2%	89.6%	79.8%	78.2%	87.3%
2015	76.5%	73.3%	80.4%	79.4%	75.6%	82.3%	82.9%	89.1%	89.8%	88.2%	89.7%	79.8%
2016	65.7%	64.9%	76.7%	70.1%	75.1%	76.5%	75.3%	79.7%	82.5%	79.8%	76.8%	81.0%
2017	78.7%	74.7%	68.2%	70.5%	72.2%	83.1%	80.8%	75.0%	72.7%	70.6%	73.6%	72.2%
2018	60.4%	74.4%	54.0%	62.1%	77.7%	76.6%	83.1%	80.1%	81.8%	77.7%	83.7%	85.4%
2019	77.1%	76.0%	67.5%	70.7%	65.5%	73.0%	70.3%	76.9%	71.2%	76.9%	76.1%	75.8%
2020	72.0%	76.1%	73.9%	66.6%	68.2%	72.8%	71.3%	77.2%	77.8%	76.5%	75.6%	76.8%
2021	76.9%	77.8%	69.8%	61.6%	62.8%	76.1%	78.3%	78.7%	75.9%	78.1%	71.4%	80.8%
2022	69.6%	69.7%	65.9%	64.9%	70.2%	65.9%	75.5%	78.7%	72.9%	71.3%	72.4%	73.6%
2023	74.6%	73.6%	66.8%	68.8%	72.0%	73.2%	74.4%	75.2%	74.4%	73.4%	73.3%	74.3%
2024	70.8%	66.0%	68.3%	64.5%	73.0%	66.9%	75.4%	73.9%	77.6%	70.5%	79.0%	72.8%
2025	65.3%	71.1%	61.0%	72.6%	74.1%	79.4%	M	M	M	M	M	M