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 (USC00040383) 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	M	M	M	M	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	0.02	M	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	0.11	1.79	1.64	3.74
2010	5.37	2.92	2.45	4.08	1.83	0.01	0.00	0.05	0.00	2.53	3.74	9.08
2011	2.63	5.86	11.35	0.41	2.59	2.51	0.00	0.00	0.00	2.43	0.20	0.38
2012	5.31	2.33	10.85	7.02	0.16	0.36	0.14	2.05	0.00	0.25	2.23	7.28
2013	0.58	0.38	2.43	0.52	0.60	0.92	0.00	0.00	1.30	0.15	1.22	0.21
2014	0.56	11.20	3.87	0.97	0.67	M	3.00	0.04	0.68	1.07	3.97	11.29
2015	5.00	0.02	0.18	2.38	0.16	0.57	0.01	M	0.14	0.27	2.94	5.75
2016	7.62	1.56	8.41	1.37	0.98	0.00	0.00	M	M	7.95	3.91	7.17
2017	11.74	13.52	4.15	6.38	0.25	0.28	4.00	1.00	M	0.80	0.00	M
2018	0.26	1.06	9.63	3.97	0.37	M	M	M	0.05	M	5.44	3.53
2019	8.20	13.19	4.62	1.52	4.93	0.17	M	1.00	1.88	0.01	1.29	7.18
2020	2.85	0.01	4.67	3.73	1.93	0.09	M	M	0.07	M	1.97	2.73
2021	5.58	2.80	3.40	0.07	M	0.02	M	M	0.20	9.77	1.30	10.60
2022	0.32	0.02	1.23	4.43	0.14	0.81	M	0.06	0.94	M	3.56	14.72
2023	10.44	4.65	8.16	0.49	0.95	0.01	M	0.14	0.36	0.92	0.96	3.39
2024	4.62	3.65	1.32	0.12	0.23	M	M	M	M	0.17	6.54	6.18
2025	1.08	6.37	2.11	0.09	0.06	M	M	M	M	M	M	M
NCEI Climatology	7.01	6.71	6.12	2.84	1.65	0.41	0.01	0.07	0.24	1.42	3.05	6.80

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2002	M	M	M	M	M	M	M	4.9	5.8	4.5	4.4	7.2
2003	3.2	4.3	5.6	6.6	5.4	5.4	5.8	5.4	5.1	4.9	4.8	6.1
2004	4.1	6.2	5.0	6.1	6.3	5.9	5.9	5.9	6.0	5.2	3.7	5.0
2005	4.1	4.1	5.9	5.3	5.6	5.4	M	5.6	5.5	4.8	4.6	5.7
2006	5.7	5.4	7.6	5.6	5.2	5.0	5.7	4.0	2.8	1.8	3.1	3.7
2007	2.2	4.4	3.8	5.1	4.5	3.4	5.8	6.4	5.8	5.0	3.7	4.8
2008	1.9	5.5	5.7	6.2	5.7	5.8	5.7	5.9	5.0	5.1	3.9	4.5
2009	3.3	6.9	6.1	5.8	5.1	5.5	5.7	5.6	5.5	5.1	3.6	4.0
2010	5.5	5.0	5.7	6.0	5.9	5.4	5.2	5.5	5.2	4.9	6.2	6.9
2011	2.4	5.8	7.2	5.8	6.8	5.1	5.2	4.8	5.0	4.3	4.7	2.7
2012	4.1	4.7	6.2	5.3	5.3	5.8	5.1	4.9	3.7	4.1	4.4	5.3
2013	3.3	4.4	4.6	4.8	5.5	5.1	5.3	5.2	5.1	4.6	3.7	2.9
2014	3.4	5.5	5.7	5.1	5.7	5.7	5.2	4.7	4.5	4.2	3.8	5.3
2015	2.1	3.5	4.4	5.3	5.7	5.5	5.6	5.0	4.8	4.2	4.5	5.3
2016	5.9	4.5	6.4	5.4	5.4	5.8	6.0	5.2	5.2	5.6	4.9	4.2
2017	6.6	7.1	5.2	7.8	5.4	5.3	5.3	5.1	5.4	4.3	4.4	2.9
2018	3.8	4.8	6.2	5.6	5.6	5.1	4.8	4.4	4.2	3.4	3.7	3.4
2019	5.0	7.3	5.1	4.6	5.1	3.7	3.0	3.0	4.0	2.0	2.2	4.5
2020	3.9	3.4	4.8	3.9	4.6	2.1	5.4	5.1	4.4	4.2	4.0	3.8
2021	5.0	4.4	5.5	5.6	5.4	5.9	5.3	4.7	4.7	5.3	2.2	5.3
2022	4.0	4.5	5.3	6.2	6.0	6.3	6.2	5.4	5.4	4.6	4.9	5.2
2023	6.9	6.0	7.6	5.8	5.5	5.5	6.2	5.3	5.2	4.9	4.9	4.5
2024	5.4	6.5	6.7	5.6	6.0	5.7	5.4	6.0	5.3	5.3	5.7	4.9
2025	3.8	6.3	6.5	5.8	6.1	5.8	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	M	M	M	M	86.28	84.42	79.21	63.61	52.66
2003	58.81	55.49	61.51	57.04	71.75	84.39	94.29	88.02	87.25	79.32	56.65	52.61
2004	50.90	53.63	68.52	69.93	75.77	84.75	90.81	90.08	84.05	69.65	57.31	55.24
2005	52.07	57.98	61.69	62.27	70.17	75.70	M	92.23	81.18	72.34	63.36	54.55
2006	54.41	59.06	51.86	61.52	75.90	86.48	95.06	88.44	84.46	71.02	59.12	54.76
2007	61.57	57.29	67.01	66.98	77.46	85.28	90.41	89.05	72.76	69.16	64.88	50.35
2008	49.77	56.70	61.96	66.74	76.83	86.48	91.75	91.52	86.72	75.78	64.22	51.10
2009	57.14	55.46	59.70	65.84	77.87	80.66	91.27	89.25	87.44	69.45	61.82	51.57
2010	53.77	56.43	59.72	59.90	66.90	81.50	90.30	87.10	84.98	73.34	59.48	54.06
2011	54.47	55.08	55.81	62.79	67.48	77.06	87.16	89.66	88.10	72.47	62.29	68.48
2012	63.58	65.27	56.74	65.84	76.13	82.88	89.83	93.49	89.00	73.46	62.06	54.03
2013	54.41	58.29	67.25	74.06	76.94	85.52	93.20	88.90	81.02	74.10	65.84	57.72
2014	63.88	58.81	64.34	69.26	77.12	85.52	91.94	87.92	84.26	76.54	76.52	55.05
2015	60.28	64.32	69.28	68.84	73.46	89.66	89.95	89.72	85.52	79.38	57.98	51.68
2016	53.54	64.15	61.55	68.96	74.91	87.08	90.07	90.41	84.14	69.39	62.66	55.52
2017	50.23	55.72	62.89	63.50	76.01	87.08	93.95	92.68	84.02	75.84	61.16	59.52
2018	57.80	59.19	58.65	66.02	74.15	85.88	94.07	89.14	84.38	75.07	65.60	54.99
2019	57.32	49.68	58.42	68.54	69.45	85.04	89.72	93.95	83.58	74.15	65.90	54.82
2020	54.70	63.72	58.42	67.28	76.01	85.04	91.86	93.61	88.70	81.30	62.24	57.32
2021	55.92	58.42	60.28	71.18	79.21	88.70	95.12	90.82	87.20	69.45	63.20	50.70
2022	58.94	62.60	65.56	66.50	74.85	86.00	91.34	93.03	87.62	79.09	57.98	52.03
2023	53.66	53.02	53.83	66.80	72.06	78.61	93.26	90.41	79.94	74.85	64.16	58.25
2024	54.47	55.96	58.13	65.78	76.19	88.16	97.15	89.25	86.96	79.26	73.90	57.72
2025	57.84	60.09	58.54	66.74	77.87	86.54	M	M	M	M	M	M
NCEI Climatology	56.29	59.46	63.09	68.10	76.91	85.69	92.70	92.00	86.80	76.90	63.80	55.79

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2002	M	M	M	M	M	M	M	60.38	61.31	50.30	44.69	40.48
2003	41.68	38.17	43.06	41.93	49.93	59.02	68.66	62.91	61.70	54.89	40.07	40.06
2004	37.52	39.12	47.84	47.47	51.58	59.22	65.43	63.84	59.40	49.95	40.18	37.81
2005	36.38	42.28	43.92	43.59	51.87	52.72	M	66.57	56.06	50.53	45.09	40.50
2006	39.66	39.84	37.75	45.80	53.95	61.58	69.45	62.54	59.71	47.68	42.38	36.94
2007	31.81	40.23	45.94	46.88	52.09	59.54	64.46	63.77	51.29	49.88	43.52	35.48
2008	37.11	38.83	41.81	44.06	53.54	59.72	66.43	67.34	60.92	53.19	46.34	35.37
2009	37.86	40.81	41.64	44.48	55.98	57.50	64.27	64.63	62.90	48.84	41.48	36.18
2010	40.13	42.09	41.84	42.38	46.75	58.22	65.68	61.44	61.16	55.52	42.26	41.64
2011	36.12	37.53	42.22	44.15	47.85	56.96	63.01	64.05	64.16	53.19	43.04	35.37
2012	39.03	39.45	41.99	46.70	52.55	56.90	64.17	68.81	63.80	53.43	47.06	39.20
2013	36.06	37.98	45.18	48.50	53.77	60.26	67.48	64.57	58.28	50.70	44.90	35.72
2014	41.70	44.02	46.52	48.26	53.89	60.11	67.70	65.04	61.04	54.88	46.58	42.45
2015	39.90	43.03	47.74	47.12	51.63	63.26	65.50	64.17	62.06	56.45	39.92	37.28
2016	42.10	43.73	45.53	49.04	53.83	62.30	64.53	64.11	59.96	52.61	46.58	37.57
2017	37.86	42.74	44.95	46.34	53.54	63.68	68.12	68.58	61.82	50.75	47.06	37.69
2018	42.02	37.53	41.93	46.82	51.80	57.20	69.22	62.66	59.00	51.22	43.70	38.62
2019	41.52	37.01	42.97	50.24	50.23	61.22	65.74	67.28	60.61	49.77	44.60	41.23
2020	40.07	40.13	42.22	47.60	54.47	60.08	66.32	68.99	63.80	55.98	41.12	38.21
2021	39.61	39.84	40.54	47.48	53.95	63.44	69.57	66.03	61.28	51.86	45.02	37.52
2022	38.56	37.91	45.18	45.68	50.12	62.00	66.14	68.23	65.06	54.41	38.90	37.81
2023	38.45	35.86	39.72	45.08	52.38	56.24	68.12	66.49	58.16	53.83	45.26	41.93
2024	41.35	41.50	43.50	46.40	52.79	62.72	70.44	66.37	62.78	56.91	41.00	40.71
2025	36.70	40.61	42.34	47.18	53.66	60.26	M	M	M	M	M	M
NCEI Climatology	37.80	40.06	42.29	44.80	51.50	57.50	63.40	62.80	59.50	51.60	43.10	37.20

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2002	M	M	M	M	M	M	M	73.33	72.86	64.75	54.15	46.57
2003	50.25	46.83	52.28	49.48	60.84	71.70	81.47	75.46	74.48	67.10	48.36	46.34
2004	44.21	46.38	58.18	58.70	63.68	71.98	78.12	76.96	71.72	59.80	48.75	46.53
2005	44.23	50.13	52.81	52.93	61.02	64.21	M	79.40	68.62	61.43	54.23	47.53
2006	47.04	49.45	44.80	53.66	64.92	74.03	82.25	75.49	72.08	59.35	50.75	45.85
2007	46.69	48.76	56.47	56.93	64.78	72.41	77.44	76.41	62.02	59.52	54.20	42.92
2008	43.44	47.77	51.89	55.40	65.18	73.10	79.09	79.43	73.82	64.49	55.28	43.24
2009	47.50	48.14	50.67	55.16	66.93	69.08	77.77	76.94	75.17	59.15	51.65	43.87
2010	46.95	49.26	50.78	51.14	56.82	69.86	77.99	74.27	73.07	64.43	50.87	47.85
2011	45.30	46.30	49.01	53.47	57.66	67.01	75.08	76.85	76.13	62.83	52.36	51.95
2012	50.78	52.13	49.36	56.27	64.34	69.89	77.00	81.15	76.40	63.44	54.56	46.65
2013	45.24	48.14	56.21	61.28	65.36	72.89	80.34	76.74	69.65	62.40	55.37	46.72
2014	52.79	51.41	55.43	58.76	65.50	72.81	79.82	76.48	72.65	65.71	61.55	48.75
2015	50.09	53.67	58.51	57.98	62.54	76.46	77.73	76.94	73.79	67.91	48.95	44.48
2016	47.82	53.94	53.54	59.00	64.37	74.69	77.30	77.26	72.05	61.00	54.62	46.55
2017	44.05	49.23	53.92	54.92	64.78	75.38	81.04	80.63	72.92	63.30	54.11	48.61
2018	49.91	48.36	50.29	56.42	62.98	71.54	81.65	75.90	71.69	63.15	54.65	46.81
2019	49.42	43.35	50.70	59.39	59.84	73.13	77.73	80.09	72.10	61.96	55.25	48.03
2020	47.39	51.92	50.32	57.44	65.24	72.56	79.09	81.30	76.25	68.64	51.68	47.76
2021	47.76	49.13	50.41	59.33	66.58	76.07	82.34	78.42	74.24	60.65	54.11	44.11
2022	48.75	50.26	55.37	56.09	62.48	74.00	78.74	80.63	76.34	66.75	48.44	44.92
2023	46.05	44.44	46.78	55.94	62.22	67.42	80.69	78.45	69.05	64.34	54.71	50.09
2024	47.91	48.73	50.81	56.09	64.49	75.44	83.79	77.81	74.87	68.09	57.45	49.22
2025	47.27	50.35	50.44	56.96	65.76	73.40	M	M	M	M	M	M
NCEI Climatology	47.05	49.76	52.69	56.45	64.20	71.59	78.05	77.40	73.15	64.25	53.45	46.50

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	M	M	M	M	35.9%	33.8%	45.3%	58.3%	74.1%
2003	76.8%	65.3%	63.9%	71.4%	60.4%	48.6%	33.0%	43.4%	37.9%	36.8%	68.6%	79.0%
2004	79.8%	72.6%	56.6%	51.8%	49.8%	42.0%	35.7%	36.5%	35.2%	58.1%	71.6%	73.7%
2005	87.0%	78.1%	70.4%	70.3%	72.1%	60.6%	M	33.6%	44.1%	59.1%	67.6%	90.0%
2006	83.6%	67.7%	83.3%	81.3%	60.7%	48.4%	34.2%	36.8%	37.4%	53.3%	84.4%	76.0%
2007	61.3%	76.9%	62.0%	60.7%	49.5%	40.1%	39.9%	34.8%	54.6%	62.5%	60.8%	75.7%
2008	81.7%	70.0%	60.2%	51.2%	47.2%	34.6%	37.0%	33.2%	33.5%	42.2%	73.0%	81.7%
2009	71.2%	75.1%	66.7%	58.0%	56.8%	53.6%	34.8%	35.3%	36.8%	57.9%	67.3%	79.2%
2010	84.3%	81.0%	68.2%	71.9%	61.9%	51.7%	42.0%	39.9%	41.3%	59.0%	72.2%	85.8%
2011	82.5%	66.3%	78.5%	65.0%	61.2%	61.8%	50.2%	41.3%	42.5%	64.4%	71.1%	58.1%
2012	61.5%	65.6%	72.4%	67.0%	51.6%	45.0%	40.3%	31.2%	33.6%	57.1%	74.3%	82.7%
2013	68.9%	61.0%	63.8%	56.9%	50.5%	48.0%	35.6%	38.9%	50.3%	41.4%	52.3%	55.9%
2014	50.3%	73.8%	63.0%	60.6%	48.8%	37.4%	37.3%	42.7%	44.9%	51.5%	71.0%	80.0%
2015	71.5%	65.9%	58.1%	54.8%	57.0%	40.2%	40.1%	35.7%	34.5%	47.2%	67.4%	78.8%
2016	82.1%	63.6%	73.5%	61.5%	58.9%	39.0%	32.9%	31.8%	35.6%	63.3%	71.9%	81.1%
2017	86.3%	81.3%	69.1%	67.8%	56.3%	47.6%	31.8%	60.1%	53.1%	34.5%	78.1%	60.2%
2018	79.3%	57.9%	72.4%	63.6%	61.6%	42.7%	36.7%	37.9%	35.7%	41.7%	50.6%	74.2%
2019	74.2%	78.2%	70.6%	64.5%	66.6%	47.5%	41.3%	40.3%	48.8%	35.9%	51.9%	79.0%
2020	81.4%	49.2%	71.3%	63.6%	54.8%	44.2%	34.5%	35.4%	34.7%	31.2%	54.5%	66.1%
2021	71.8%	63.7%	58.5%	48.4%	39.6%	35.4%	28.0%	32.1%	35.2%	52.3%	75.5%	87.7%
2022	64.6%	49.3%	55.1%	56.4%	46.4%	38.0%	35.4%	32.1%	41.5%	40.3%	61.4%	85.4%
2023	72.6%	65.5%	75.1%	55.7%	63.1%	46.5%	32.5%	39.3%	54.4%	51.8%	53.7%	75.5%
2024	82.4%	77.0%	71.8%	65.8%	50.6%	38.4%	30.5%	36.0%	36.3%	37.4%	67.0%	81.1%
2025	59.4%	73.2%	75.0%	63.8%	49.0%	40.8%	M	M	M	M	M	M