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 (USC00342678) 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	0.00	1.59	4.34	1.36	0.09	2.79	6.68	2.74	0.59	2.44
2002	2.73	1.31	5.33	5.09	1.91	3.35	1.80	4.19	2.77	5.14	0.88	3.56
2003	0.00	1.72	1.25	0.15	3.87	6.10	0.07	1.17	6.90	1.03	3.31	0.94
2004	2.30	2.54	1.26	3.98	1.27	6.56	1.17	2.68	1.75	3.09	5.83	0.65
2005	3.46	1.77	1.22	1.89	1.83	1.67	3.95	0.19	1.52	0.55	0.08	0.15
2006	2.81	1.53	6.01	2.64	1.31	0.30	0.00	0.28	0.51	3.49	4.12	2.97
2007	3.05	0.32	1.99	1.17	7.38	12.71	5.32	0.47	0.92	2.35	1.19	2.14
2008	0.34	2.93	5.90	4.18	2.17	2.71	0.17	3.77	0.80	0.22	1.65	0.87
2009	0.53	0.72	2.53	5.15	6.40	1.62	4.65	2.72	5.44	8.56	0.61	0.94
2010	1.96	2.71	1.86	1.73	2.26	0.26	2.10	0.26	7.57	1.69	1.69	2.45
2011	0.25	0.82	0.12	1.75	6.42	0.15	0.03	0.28	0.19	2.81	1.74	2.96
2012	5.35	1.26	4.35	2.00	0.87	4.02	2.80	2.16	1.96	2.09	0.09	2.18
2013	1.76	2.20	2.00	2.29	4.86	4.88	2.39	0.31	1.58	3.02	1.68	2.08
2014	0.34	0.44	1.78	1.90	3.15	2.33	2.47	0.09	5.77	2.36	1.89	1.39
2015	3.11	1.37	3.01	7.68	16.04	2.10	0.12	0.07	0.34	0.91	5.83	3.67
2016	0.91	1.85	6.16	6.48	5.41	2.06	0.70	3.27	2.62	0.64	2.83	0.81
2017	2.25	2.03	1.36	1.05	0.47	2.55	6.94	6.19	0.03	2.44	0.25	2.87
2018	0.89	6.68	1.88	1.68	3.26	2.35	1.69	2.87	9.52	1.38	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	1.47
2023	M	M	M	M	M	M	M	M	M	M	M	M
2024	M	M	M	M	M	M	M	0.37	0.64	1.01	5.52	3.41
2025	3.20	0.83	5.46	7.48	7.11	4.96	1.45	M	M	M	M	M
NCEI Climatology	2.50	2.69	4.04	3.92	5.42	5.06	3.28	2.41	3.83	4.44	3.53	3.34

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2001	M	M	9.2	10.2	8.3	8.3	7.0	6.1	5.7	8.0	7.3	8.1
2002	9.1	8.7	11.7	10.3	10.0	7.3	6.2	6.3	5.9	7.1	8.1	8.7
2003	8.7	9.7	9.0	10.9	8.6	6.7	6.7	5.7	6.0	6.9	9.9	10.0
2004	8.9	9.3	10.0	9.7	10.5	7.1	6.6	6.3	5.7	7.6	7.7	8.2
2005	8.9	7.8	10.2	10.0	7.4	6.9	5.2	5.4	6.7	7.1	9.3	8.4
2006	9.9	9.9	11.0	10.4	8.8	7.2	7.9	6.5	7.4	8.6	8.7	9.0
2007	7.1	10.3	9.1	8.9	7.3	7.4	4.5	5.6	5.8	7.6	8.3	8.1
2008	9.5	9.5	11.6	10.9	9.4	10.3	6.8	6.0	6.2	7.7	8.3	10.7
2009	8.7	10.9	11.5	11.0	7.2	8.1	6.1	7.1	6.7	8.7	6.9	8.0
2010	7.9	8.1	10.1	10.2	7.9	8.1	7.2	6.8	6.8	4.2	9.7	9.7
2011	7.7	9.9	11.1	12.3	11.5	10.4	7.1	7.1	8.1	7.7	10.2	7.5
2012	9.4	8.4	9.3	9.0	9.4	7.5	6.5	7.2	6.9	9.0	7.6	8.6
2013	8.7	9.4	10.2	10.4	10.6	8.0	6.4	6.0	6.1	8.1	9.1	7.3
2014	10.6	9.3	10.6	10.5	9.6	9.5	6.7	5.9	6.1	6.6	8.9	6.4
2015	6.7	8.0	7.3	9.0	7.8	6.5	7.1	6.2	6.0	6.5	7.9	7.9
2016	7.7	9.2	9.7	7.6	7.9	5.7	7.6	5.8	5.4	7.2	6.6	8.1
2017	8.2	9.6	9.6	9.5	8.1	7.2	5.4	5.5	6.1	7.2	7.6	7.2
2018	8.3	7.9	8.5	9.5	7.3	8.2	5.7	6.0	5.6	6.9	7.8	7.6
2019	7.5	8.5	8.5	8.6	7.9	7.5	6.6	5.3	5.8	7.6	7.0	5.9
2020	7.4	8.8	8.9	8.3	8.2	7.2	6.5	6.3	6.0	7.0	7.5	7.2
2021	5.7	8.9	9.4	8.4	7.4	6.0	4.9	6.2	5.3	7.5	7.0	7.7
2022	8.1	8.5	9.2	11.4	10.2	6.9	6.4	6.0	4.8	6.3	7.2	6.8
2023	7.3	8.5	9.4	8.4	5.2	5.7	5.7	6.1	6.1	7.5	6.3	6.6
2024	7.0	8.9	9.0	9.2	6.7	6.5	5.9	6.1	6.7	7.9	8.6	8.4
2025	8.8	9.9	12.4	10.4	8.2	8.1	7.6	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	62.60	74.41	80.09	87.04	96.82	94.96	81.47	74.73	68.87	56.39
2002	54.26	56.21	64.55	74.97	80.16	88.73	92.75	95.25	87.56	69.40	63.83	57.23
2003	52.92	53.39	66.59	78.77	85.11	86.85	96.25	96.90	81.23	78.13	66.03	57.77
2004	54.35	51.46	68.35	74.00	82.73	84.76	90.08	88.19	87.62	78.81	62.47	57.12
2005	56.32	60.01	65.61	73.45	80.39	91.48	90.70	92.21	90.38	79.03	69.62	55.81
2006	63.65	56.56	68.75	80.24	85.01	93.56	98.89	94.36	87.20	75.04	64.16	54.65
2007	51.68	55.11	69.34	67.10	78.97	85.52	88.55	92.97	87.08	79.03	66.32	55.86
2008	52.73	61.05	67.71	73.82	83.62	91.16	96.63	92.21	85.34	80.02	68.24	57.66
2009	57.43	65.36	68.29	74.60	80.41	94.28	97.38	95.52	86.30	69.39	69.56	48.82
2010	50.64	47.88	64.57	76.58	84.03	94.82	94.54	99.99	87.14	79.21	66.56	55.92
2011	50.96	55.40	69.50	79.40	79.73	96.44	102.49	104.17	89.84	78.63	65.18	53.89
2012	58.94	57.94	72.65	77.66	86.29	91.70	96.63	95.17	89.90	75.14	70.82	58.54
2013	55.57	58.55	63.82	72.56	80.48	90.44	92.79	97.03	93.92	76.70	61.88	51.97
2014	55.28	53.86	65.39	74.66	82.75	90.92	91.98	95.06	87.56	80.14	60.56	52.79
2015	51.97	51.74	63.18	73.34	77.81	90.98	94.59	96.05	90.92	78.80	65.12	61.85
2016	53.60	63.90	67.88	75.02	78.80	91.04	96.68	94.07	88.70	83.10	69.98	54.41
2017	56.97	66.14	71.77	75.86	82.63	88.40	94.07	89.89	88.10	78.68	68.54	54.53
2018	53.08	56.11	69.16	70.10	87.39	92.00	99.30	93.84	85.16	87.58	59.58	55.33
2019	51.16	54.37	61.21	72.62	79.09	89.82	94.78	97.26	95.90	75.84	64.58	59.60
2020	57.78	62.75	70.67	74.06	82.05	92.54	96.45	97.67	85.04	75.08	71.24	59.93
2021	55.76	48.39	71.14	72.08	77.87	91.64	95.29	94.88	93.44	81.65	68.72	70.85
2022	58.13	59.00	69.92	77.84	85.01	94.58	102.78	96.92	93.68	80.14	62.36	58.22
2023	60.57	61.25	67.88	73.94	84.66	92.36	96.16	103.19	94.46	77.81	68.66	61.21
2024	51.51	66.88	71.08	77.00	85.42	94.22	95.41	99.70	89.12	86.23	69.44	59.35
2025	49.25	56.04	72.47	74.84	80.14	88.82	92.07	M	M	M	M	M
NCEI Climatology	54.40	58.82	66.99	74.60	81.29	89.40	94.11	95.20	87.61	77.90	66.01	56.40

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2001	M	M	48.20	55.50	60.19	66.11	74.62	72.46	63.59	50.42	48.79	35.71
2002	32.32	33.42	41.70	56.33	60.88	69.48	72.76	72.37	66.52	54.03	41.61	36.59
2003	31.85	34.96	43.71	53.59	64.57	68.23	73.95	74.07	61.70	54.63	46.04	34.91
2004	33.58	34.03	48.16	53.83	63.13	68.72	70.66	68.61	63.65	60.03	47.35	35.07
2005	37.37	41.55	44.22	52.36	60.88	69.23	71.23	70.96	65.60	54.53	45.62	32.17
2006	39.08	34.31	47.56	57.26	64.63	69.50	75.37	77.29	63.80	54.46	41.06	35.25
2007	30.49	33.09	50.00	47.96	63.53	69.50	71.19	73.46	66.56	56.27	45.56	33.57
2008	31.01	34.98	43.96	50.42	61.55	71.84	71.08	72.65	63.20	52.90	43.10	32.70
2009	32.00	41.26	46.34	52.52	59.99	66.62	76.36	74.79	68.18	52.55	47.24	31.52
2010	32.12	33.86	42.97	55.12	63.35	74.00	75.26	76.25	68.54	52.73	44.90	35.31
2011	31.04	35.38	47.84	56.36	59.64	73.52	78.05	79.38	63.38	54.01	44.96	36.88
2012	37.46	40.01	52.03	57.32	63.94	70.46	73.40	71.02	65.24	52.90	42.02	37.34
2013	35.77	36.50	41.23	48.44	59.00	69.68	70.32	71.48	66.74	54.56	40.58	31.07
2014	29.74	32.51	39.37	51.98	60.16	71.24	70.26	71.14	64.88	55.05	37.52	38.74
2015	31.83	30.46	44.48	54.02	60.16	69.32	73.28	70.73	66.26	54.65	46.10	38.50
2016	33.10	39.63	45.88	53.48	59.12	69.56	73.57	71.54	65.96	57.32	47.24	35.83
2017	35.54	42.67	47.15	53.84	58.13	68.24	71.66	70.50	63.86	52.21	45.26	35.43
2018	29.62	35.41	44.89	44.54	64.63	70.52	66.84	71.37	68.12	69.12	39.01	38.53
2019	31.65	36.31	40.13	50.90	61.32	72.80	73.33	74.74	72.38	52.32	39.62	37.46
2020	38.91	39.35	51.05	50.90	60.57	69.38	74.04	70.61	63.68	50.29	45.02	35.72
2021	35.82	29.11	46.52	50.54	60.16	69.86	72.01	72.99	64.88	57.03	42.62	44.89
2022	29.62	32.13	41.52	53.42	63.99	70.94	75.84	74.04	65.24	53.31	43.64	42.20
2023	38.39	39.07	46.34	51.14	62.25	70.10	73.40	74.62	68.24	55.34	43.58	38.33
2024	30.20	42.55	47.91	55.76	64.63	70.88	72.76	73.98	64.76	57.43	46.70	40.07
2025	27.88	32.96	47.85	55.04	60.97	70.64	72.88	M	M	M	M	M
NCEI Climatology	29.81	33.75	41.99	48.80	59.20	68.11	71.09	70.31	62.20	50.50	39.99	31.90

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2001	M	M	55.40	64.95	70.14	76.58	85.72	83.71	72.53	62.57	58.83	46.05
2002	43.29	44.82	53.13	65.65	70.52	79.11	82.75	83.81	77.04	61.72	52.72	46.91
2003	42.38	44.18	55.15	66.18	74.84	77.54	85.10	85.48	71.46	66.38	56.04	46.34
2004	43.97	42.74	58.26	63.92	72.93	76.74	80.37	78.40	75.64	69.42	54.91	46.10
2005	46.84	50.78	54.91	62.91	70.64	80.35	80.96	81.59	77.99	66.78	57.62	43.99
2006	51.36	45.44	58.16	68.75	74.82	81.53	87.13	85.83	75.50	64.75	52.61	44.95
2007	41.09	44.10	59.67	57.53	71.25	77.51	79.87	83.21	76.82	67.65	55.94	44.72
2008	41.87	48.01	55.84	62.12	72.59	81.50	83.85	82.43	74.27	66.46	55.67	45.18
2009	44.72	53.31	57.32	63.56	70.30	80.45	86.87	85.16	77.24	60.97	58.40	40.17
2010	41.38	40.87	53.77	65.85	73.69	84.41	84.90	88.12	77.84	65.97	55.73	45.62
2011	41.00	45.39	58.67	67.88	69.68	84.98	90.27	91.78	76.61	66.32	55.07	45.38
2012	48.20	48.98	62.34	67.49	75.11	81.08	85.01	83.10	77.57	64.02	56.42	47.94
2013	45.67	47.53	52.53	60.50	69.74	80.06	81.56	84.26	80.33	65.63	51.23	41.52
2014	42.51	43.19	52.38	63.32	71.45	81.08	81.12	83.10	76.22	67.59	49.04	45.76
2015	41.90	41.10	53.83	63.68	68.99	80.15	83.94	83.39	78.59	66.72	55.61	50.17
2016	43.35	51.77	56.88	64.25	68.96	80.30	85.13	82.81	77.33	70.21	58.61	45.12
2017	46.25	54.40	59.46	64.85	70.38	78.32	82.86	80.19	75.98	65.45	56.90	44.98
2018	41.35	45.76	57.03	57.32	76.01	81.26	83.07	82.60	76.64	78.35	49.29	46.93
2019	41.41	45.34	50.67	61.76	70.21	81.31	84.06	86.00	84.14	64.08	52.10	48.53
2020	48.35	51.05	60.86	62.48	71.31	80.96	85.25	84.14	74.36	62.69	58.13	47.82
2021	45.79	38.75	58.83	61.31	69.02	80.75	83.65	83.94	79.16	69.34	55.67	57.87
2022	43.87	45.56	55.72	65.63	74.50	82.76	89.31	85.48	79.46	66.72	53.00	50.21
2023	49.48	50.16	57.11	62.54	73.46	81.23	84.78	88.90	81.35	66.58	56.12	49.77
2024	40.85	54.72	59.49	66.38	75.03	82.55	84.08	86.84	76.94	71.83	58.07	49.71
2025	38.56	44.50	60.16	64.94	70.55	79.73	82.48	M	M	M	M	M
NCEI Climatology	42.10	46.28	54.49	61.70	70.25	78.75	82.60	82.75	74.91	64.20	53.00	44.15

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	75.4%	75.6%	78.1%	72.3%	67.0%	67.2%	79.7%	72.2%	74.3%	67.1%
2002	63.5%	58.1%	67.7%	79.0%	80.1%	77.5%	77.9%	72.3%	74.6%	82.9%	67.0%	77.8%
2003	71.9%	79.6%	74.0%	66.0%	70.3%	73.9%	63.2%	63.9%	77.2%	72.5%	72.5%	67.6%
2004	76.3%	74.9%	67.9%	71.7%	78.0%	88.2%	79.6%	78.1%	74.1%	83.1%	87.9%	74.1%
2005	83.3%	79.3%	70.5%	73.3%	79.8%	74.7%	78.4%	69.0%	60.8%	56.6%	52.5%	54.9%
2006	48.9%	60.4%	58.6%	63.5%	65.6%	56.3%	51.0%	58.0%	56.7%	65.5%	73.3%	74.7%
2007	78.6%	69.8%	70.7%	71.2%	81.7%	81.6%	80.1%	73.5%	76.4%	71.2%	68.6%	74.4%
2008	68.2%	66.9%	67.7%	67.7%	70.4%	71.8%	62.9%	72.7%	74.7%	64.4%	62.5%	65.1%
2009	60.4%	61.2%	68.3%	65.6%	77.5%	67.0%	65.5%	70.7%	77.0%	81.7%	73.9%	76.1%
2010	76.7%	75.1%	67.5%	64.9%	71.3%	67.6%	70.8%	56.8%	73.6%	62.0%	68.1%	66.0%
2011	67.2%	71.8%	65.1%	62.9%	73.3%	61.1%	52.0%	46.9%	48.1%	62.3%	73.0%	80.0%
2012	69.9%	76.2%	76.5%	78.0%	66.0%	64.7%	63.0%	60.5%	60.1%	65.4%	60.5%	66.5%
2013	75.5%	68.4%	61.3%	70.2%	72.1%	68.6%	65.7%	59.5%	57.7%	72.5%	68.9%	78.0%
2014	54.1%	70.6%	65.0%	63.9%	69.3%	71.5%	67.5%	66.7%	71.6%	71.9%	68.7%	85.3%
2015	70.1%	76.0%	82.0%	80.0%	82.1%	71.4%	65.8%	58.3%	63.5%	64.4%	75.2%	74.0%
2016	70.9%	59.7%	66.6%	69.1%	73.6%	70.8%	64.1%	68.3%	71.3%	69.4%	71.8%	68.3%
2017	69.1%	66.5%	66.6%	72.2%	67.1%	72.6%	70.9%	75.8%	66.7%	62.9%	69.2%	67.6%
2018	60.6%	80.4%	62.4%	64.6%	71.0%	68.4%	60.1%	66.2%	81.0%	80.6%	61.7%	75.6%
2019	74.4%	78.0%	65.1%	69.7%	75.1%	65.5%	65.5%	65.4%	64.0%	65.7%	66.5%	66.3%
2020	72.1%	62.3%	71.1%	67.0%	69.2%	61.6%	66.5%	59.5%	74.5%	77.0%	72.5%	72.5%
2021	74.1%	80.2%	68.0%	72.6%	76.4%	65.2%	61.8%	63.7%	54.2%	58.1%	60.5%	65.1%
2022	52.0%	56.0%	52.6%	56.0%	64.6%	58.3%	44.7%	55.3%	49.5%	50.9%	69.3%	62.3%
2023	59.8%	62.6%	61.4%	57.7%	65.4%	64.5%	61.6%	45.5%	53.8%	60.5%	63.7%	62.0%
2024	65.0%	59.4%	63.4%	64.7%	68.8%	61.6%	59.9%	52.5%	66.3%	54.1%	73.0%	77.6%
2025	70.4%	76.7%	60.9%	78.6%	85.2%	86.2%	83.3%	M	M	M	M	M