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 (USC00190736) 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
1998	M	M	M	M	M	M	M	M	M	0.00	1.82	1.58
1999	6.83	5.34	4.07	1.13	3.72	0.14	4.71	2.14	11.74	4.09	2.42	2.24
2000	3.93	2.67	4.29	5.92	3.29	5.84	4.69	2.00	2.92	3.14	3.92	3.13
2001	2.86	1.67	11.82	1.48	2.44	7.05	2.11	4.76	2.77	0.82	1.04	3.32
2002	3.46	2.21	4.01	3.02	6.52	4.21	2.59	2.70	4.66	3.83	6.04	6.56
2003	2.58	4.98	4.65	5.32	4.28	5.41	3.21	4.45	2.48	5.78	3.14	7.57
2004	1.40	1.59	3.87	8.75	3.51	1.95	4.92	5.70	8.63	2.55	4.17	6.21
2005	9.02	3.81	5.66	4.55	8.28	1.06	2.72	4.85	3.82	14.88	4.60	3.94
2006	5.74	3.30	0.29	2.10	10.21	11.83	5.15	3.98	1.99	4.54	6.38	3.47
2007	2.87	2.76	6.01	8.33	3.67	2.77	3.26	0.56	1.89	2.71	3.39	6.98
2008	3.96	10.35	5.57	3.35	1.81	2.34	6.05	4.57	7.48	2.04	5.49	9.00
2009	5.20	2.42	3.51	4.55	3.87	5.10	7.73	3.54	3.14	7.25	4.45	5.74
2010	3.84	5.02	18.32	2.25	2.74	2.34	1.21	8.69	2.00	5.71	4.36	5.26
2011	6.69	4.89	2.78	4.26	3.85	5.04	2.32	8.38	5.90	9.99	3.53	3.92
2012	3.19	1.09	1.82	3.58	3.40	4.37	3.93	3.71	3.27	4.62	1.71	6.58
2013	1.48	12.42	5.83	2.23	3.66	10.75	2.22	2.51	3.63	1.06	3.59	5.27
2014	4.94	5.61	5.00	3.96	3.21	2.16	4.09	1.49	0.38	10.07	6.32	7.34
2015	5.46	14.46	3.16	3.34	1.47	4.92	3.09	2.88	3.93	2.72	2.61	4.34
2016	3.94	6.02	2.94	4.41	3.08	1.68	1.46	1.63	2.30	6.47	2.72	3.19
2017	5.60	12.39	4.73	5.98	4.64	5.89	2.93	1.58	5.68	5.62	1.59	2.65
2018	6.47	4.23	8.48	6.10	1.94	2.79	3.85	4.00	6.34	3.17	10.72	3.99
2019	5.27	3.58	4.09	8.06	4.68	4.06	5.51	1.76	1.19	3.58	3.74	8.04
2020	1.16	3.19	4.80	5.72	3.57	6.96	0.75	3.75	1.64	7.71	5.35	7.95
2021	2.23	5.90	1.29	4.84	5.63	2.57	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
NCEI Climatology	4.50	4.16	5.52	4.76	3.82	4.63	3.47	3.91	4.06	5.49	4.31	5.39

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1998	M	M	M	M	M	M	M	M	M	13.7	13.3	14.3
1999	15.0	14.0	17.3	13.2	11.6	12.3	11.6	11.3	12.8	13.9	15.6	14.5
2000	15.9	14.8	14.5	15.3	12.3	12.0	11.0	10.7	11.9	12.6	11.9	14.7
2001	12.3	15.2	13.5	11.8	12.4	11.6	11.4	11.0	12.1	13.9	14.0	13.0
2002	14.0	14.6	14.1	13.9	14.1	12.2	11.9	11.4	12.4	13.1	14.9	15.0
2003	14.3	14.1	14.8	12.9	2.6	9.6	11.6	11.1	10.9	13.6	13.7	16.8
2004	14.5	13.5	14.4	14.2	12.0	11.8	10.7	11.1	11.1	11.7	13.6	14.8
2005	12.5	12.7	13.6	13.3	12.3	10.7	11.4	11.0	11.7	14.1	14.1	13.3
2006	14.6	15.3	13.8	13.5	13.3	11.3	10.9	10.8	11.8	13.9	12.5	14.1
2007	13.9	15.0	16.0	13.5	11.8	2.3	0.0	0.0	3.9	11.2	12.9	11.2
2008	13.4	13.2	14.2	11.2	12.1	10.0	10.0	8.6	10.2	11.4	11.8	15.8
2009	12.3	14.3	12.3	12.8	11.2	8.9	10.4	9.2	10.8	11.8	11.7	14.7
2010	13.1	13.5	13.7	11.3	11.3	10.1	10.1	10.8	11.9	13.3	12.3	14.1
2011	12.0	14.0	13.3	13.4	11.4	9.9	9.8	10.4	10.0	11.5	12.2	12.5
2012	12.7	11.7	12.0	12.3	9.1	10.0	8.9	9.2	10.5	11.4	11.7	12.2
2013	13.0	13.0	12.4	12.7	10.4	10.6	9.1	9.2	9.5	10.4	13.2	11.9
2014	14.3	12.2	12.6	13.4	10.8	10.1	11.6	9.6	10.0	12.7	12.8	11.8
2015	13.4	12.0	12.8	12.6	12.2	10.5	9.8	9.5	10.4	12.4	12.2	11.4
2016	13.5	14.2	12.6	11.9	10.8	11.1	10.3	10.4	10.8	11.4	11.5	13.3
2017	12.9	13.6	14.1	12.4	10.7	11.3	9.6	9.5	10.4	12.3	12.3	11.6
2018	14.4	12.6	15.8	12.5	10.5	10.3	9.9	9.9	8.5	12.8	12.9	11.9
2019	13.5	12.6	13.2	13.0	10.7	10.1	9.4	9.3	10.5	12.5	12.4	13.1
2020	11.3	11.6	12.6	14.1	12.5	9.5	10.2	10.3	10.7	11.1	12.8	13.1
2021	11.5	11.3	13.4	12.0	10.9	10.7	11.1	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
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
1998	M	M	M	M	M	M	M	M	M	56.00	48.43	43.74
1999	35.94	39.36	45.55	56.77	67.81	78.73	83.29	78.26	73.77	59.61	53.07	41.23
2000	32.74	38.72	50.03	52.73	66.30	74.13	75.39	75.32	69.73	59.52	46.17	32.37
2001	33.32	36.21	38.87	56.75	68.05	77.93	77.10	80.10	71.90	62.77	54.13	43.52
2002	39.85	42.32	46.77	55.67	65.10	73.20	81.06	82.74	74.03	56.39	48.12	36.25
2003	26.58	29.92	43.38	51.47	62.39	71.43	80.42	79.13	70.77	57.65	50.70	39.81
2004	23.19	36.52	43.26	56.60	67.61	73.53	76.42	77.26	70.93	57.58	48.77	39.39
2005	30.87	35.75	39.10	58.67	56.50	78.00	79.52	81.81	73.60	58.35	52.13	35.68
2006	40.74	36.04	45.13	58.03	63.90	74.00	82.42	77.13	69.97	59.83	54.17	44.77
2007	37.19	31.14	44.94	51.77	69.74	75.33	80.97	80.68	74.97	65.68	47.70	35.74
2008	36.87	37.07	43.94	58.17	64.19	77.13	81.94	76.32	70.13	58.84	47.30	40.77
2009	29.12	39.10	44.41	59.65	67.77	68.73	76.80	80.75	69.61	57.92	52.92	36.83
2010	33.24	35.96	49.71	62.46	72.41	79.00	86.57	81.30	74.82	60.60	48.93	35.99
2011	30.91	36.83	44.86	55.80	66.46	73.58	83.65	79.14	73.17	61.17	56.61	45.04
2012	38.84	42.46	53.26	62.23	68.42	73.87	83.40	82.71	71.33	62.49	47.33	43.03
2013	36.76	35.80	42.61	58.50	70.17	75.60	84.57	77.59	71.83	61.87	46.99	37.45
2014	32.77	33.33	40.06	55.63	67.58	77.17	80.87	78.48	74.30	62.06	47.73	41.58
2015	30.45	25.18	38.77	55.77	74.48	72.80	81.58	82.19	77.33	59.42	53.64	50.00
2016	38.80	41.45	48.29	54.50	66.09	76.50	84.19	84.38	73.32	61.76	51.80	38.29
2017	37.82	42.15	38.88	58.61	63.81	77.37	80.15	80.14	74.64	67.94	49.29	33.69
2018	33.55	43.56	M	52.63	71.96	74.75	83.73	82.09	75.95	51.32	44.66	40.21
2019	32.84	36.36	42.50	55.76	62.48	73.98	82.80	78.96	72.21	60.11	45.36	38.59
2020	39.60	39.76	48.87	49.68	66.28	74.89	80.78	80.71	71.80	60.00	55.33	40.13
2021	33.35	34.10	48.41	56.30	66.52	79.43	76.00	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
NCEI Climatology	34.70	37.10	44.09	56.30	66.80	75.40	81.70	80.21	72.71	61.00	50.09	40.20

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1998	M	M	M	M	M	M	M	M	M	43.00	35.37	29.71
1999	19.55	25.04	28.90	38.53	50.29	60.17	65.55	62.16	58.70	42.52	37.87	28.13
2000	16.81	25.03	32.68	37.67	46.87	57.10	60.10	61.03	52.87	43.97	35.63	18.81
2001	20.55	21.07	27.61	38.40	49.48	60.17	59.06	65.13	55.43	46.00	38.13	31.45
2002	28.23	25.32	30.29	37.07	46.00	54.90	62.81	64.56	57.67	42.16	36.00	24.43
2003	13.84	16.83	25.21	34.60	45.97	56.40	64.13	64.81	56.50	42.97	36.50	26.03
2004	9.97	21.45	29.58	38.30	48.39	55.20	62.06	61.71	55.47	44.84	34.47	24.97
2005	16.81	22.82	25.03	39.63	42.96	58.45	63.13	64.77	57.67	46.23	36.27	23.52
2006	27.23	21.11	28.55	40.57	48.42	59.20	66.52	61.16	54.83	44.40	41.40	31.84
2007	23.25	16.82	26.74	36.63	49.90	57.10	63.26	63.06	56.50	50.10	33.33	23.81
2008	23.10	22.21	27.81	39.63	46.39	59.90	65.68	60.00	56.80	43.10	35.77	24.74
2009	14.25	21.85	27.63	39.68	49.02	54.72	60.60	63.59	53.16	41.76	40.85	22.89
2010	19.54	23.43	35.11	42.05	50.54	59.31	65.83	62.80	57.22	43.65	34.88	22.56
2011	17.38	18.96	27.80	39.81	49.57	56.13	64.38	62.31	57.42	46.24	40.57	29.26
2012	23.00	25.92	35.09	40.23	52.90	56.50	64.93	64.81	55.60	47.58	33.47	30.23
2013	22.15	22.86	29.09	38.40	48.65	58.46	68.05	61.11	53.28	45.78	31.53	23.42
2014	16.58	18.53	21.84	37.40	48.26	56.80	63.74	59.64	55.50	47.10	32.27	29.29
2015	15.52	6.86	22.77	38.13	49.42	55.40	63.10	63.74	58.20	42.94	38.30	36.48
2016	19.45	21.79	31.80	35.70	48.42	56.59	64.03	64.54	58.64	45.07	35.83	24.58
2017	25.86	25.20	22.98	39.04	47.78	57.97	62.47	61.44	57.64	52.35	34.27	21.90
2018	18.66	26.16	M	35.36	51.42	56.16	64.64	66.48	62.21	35.55	32.35	25.96
2019	21.93	26.27	27.41	39.76	46.40	57.27	65.92	62.19	54.86	48.80	30.88	25.23
2020	28.25	26.06	32.76	37.00	47.44	58.52	66.00	63.75	55.40	46.42	38.89	27.20
2021	22.58	23.31	29.23	38.43	48.48	60.87	69.00	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
NCEI Climatology	18.31	19.60	26.90	37.90	48.19	57.60	63.80	62.60	55.60	43.99	33.81	24.90

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1998	M	M	M	M	M	M	M	M	M	49.50	41.90	36.73
1999	27.74	32.20	37.23	47.65	59.05	69.45	74.42	70.21	66.23	51.06	45.47	34.68
2000	24.77	31.88	41.35	45.20	56.59	65.62	67.74	68.18	61.30	51.74	40.90	25.59
2001	26.94	28.64	33.24	47.58	58.77	69.05	68.08	72.61	63.67	54.39	46.13	37.48
2002	34.04	33.82	38.53	46.37	55.55	64.05	71.94	73.65	65.85	49.27	42.06	30.34
2003	20.21	23.38	34.29	43.03	54.18	63.92	72.27	71.97	63.63	50.31	43.60	32.92
2004	16.58	28.98	36.42	47.45	58.00	64.37	69.24	69.48	63.20	51.21	41.62	32.18
2005	23.84	29.29	32.06	49.15	49.73	68.22	71.32	73.29	65.63	52.29	44.20	29.60
2006	33.98	28.57	36.84	49.30	56.16	66.60	74.47	69.15	62.40	52.12	47.78	38.31
2007	30.22	23.98	35.84	44.20	59.82	66.22	72.11	71.87	65.73	57.89	40.52	29.78
2008	29.98	29.64	35.87	48.90	55.29	68.52	73.81	68.16	63.47	50.97	41.53	32.76
2009	21.68	30.47	36.02	49.66	58.39	61.72	68.70	72.17	61.38	49.84	46.88	29.86
2010	26.39	29.69	42.41	52.26	61.47	69.15	76.20	72.05	66.02	52.12	41.90	29.27
2011	24.15	27.89	36.33	47.81	58.02	64.86	74.02	70.72	65.29	53.70	48.59	37.15
2012	30.92	34.19	44.18	51.23	60.66	65.18	74.17	73.76	63.47	55.03	40.40	36.63
2013	29.45	29.33	35.85	48.45	59.41	67.03	76.31	69.35	62.55	53.82	39.26	30.44
2014	24.68	25.93	30.95	46.52	57.92	66.98	72.31	69.06	64.90	54.58	40.00	35.44
2015	22.99	16.02	30.77	46.95	61.95	64.10	72.34	72.97	67.77	51.18	45.97	43.24
2016	29.13	31.62	40.05	45.10	57.25	66.54	74.11	74.46	65.98	53.41	43.81	31.44
2017	31.84	33.68	30.93	48.82	55.80	67.67	71.31	70.79	66.14	60.15	41.78	27.80
2018	26.11	34.86	M	43.99	61.69	65.46	74.18	74.29	69.08	43.43	38.51	33.09
2019	27.39	31.31	34.96	47.76	54.44	65.62	74.36	70.57	63.53	54.46	38.12	31.91
2020	33.92	32.91	40.82	43.34	56.86	66.70	73.39	72.23	63.60	53.21	47.11	33.67
2021	27.96	28.70	38.82	47.37	57.50	70.15	72.50	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
NCEI Climatology	26.50	28.35	35.50	47.10	57.50	66.50	72.75	71.40	64.16	52.49	41.95	32.55

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
1998	M	M	M	M	M	M	M	M	M	64.9%	67.7%	63.7%
1999	69.2%	60.3%	61.4%	57.7%	68.3%	69.2%	72.1%	69.9%	78.3%	74.7%	69.0%	65.0%
2000	63.5%	67.7%	63.8%	70.5%	70.4%	78.1%	75.7%	81.6%	81.3%	76.7%	73.1%	66.2%
2001	75.2%	67.0%	71.8%	57.5%	68.8%	73.0%	75.1%	80.8%	79.5%	68.1%	76.2%	73.4%
2002	72.4%	66.1%	66.7%	65.1%	65.9%	76.3%	74.2%	72.1%	77.9%	73.1%	73.1%	69.4%
2003	67.5%	62.7%	74.4%	67.5%	73.0%	77.3%	74.9%	78.8%	81.5%	74.9%	70.8%	67.0%
2004	62.3%	57.3%	71.9%	66.2%	74.8%	70.6%	80.0%	80.6%	79.1%	77.4%	69.3%	73.1%
2005	72.8%	67.6%	63.8%	57.9%	75.8%	78.3%	76.9%	75.9%	74.6%	82.5%	67.9%	70.0%
2006	77.9%	60.9%	55.7%	57.3%	72.8%	79.0%	74.2%	71.6%	74.4%	68.1%	76.0%	64.8%
2007	64.5%	54.5%	57.0%	63.5%	55.8%	69.2%	70.6%	64.9%	66.4%	72.9%	66.1%	73.6%
2008	64.4%	69.8%	61.5%	59.9%	59.1%	70.7%	71.8%	73.3%	75.8%	65.9%	68.4%	70.5%
2009	64.0%	61.7%	63.5%	59.9%	67.7%	81.0%	75.9%	75.8%	72.6%	74.0%	73.4%	67.0%
2010	69.1%	66.3%	65.1%	59.3%	61.0%	71.6%	65.3%	69.6%	74.1%	72.7%	68.4%	70.0%
2011	72.8%	64.5%	64.1%	69.4%	79.4%	74.7%	70.3%	77.7%	82.9%	73.7%	71.3%	70.3%
2012	68.2%	59.6%	66.2%	53.5%	74.2%	72.9%	67.6%	72.0%	75.3%	75.6%	69.9%	75.0%
2013	64.1%	67.2%	64.3%	58.6%	68.4%	72.8%	76.2%	71.3%	72.3%	72.7%	61.8%	76.8%
2014	68.8%	66.6%	57.8%	63.4%	68.5%	67.8%	74.3%	72.6%	72.3%	79.6%	68.5%	79.2%
2015	67.1%	66.8%	59.8%	62.4%	63.3%	73.3%	73.0%	73.2%	74.3%	70.9%	70.6%	78.7%
2016	65.2%	68.6%	66.1%	58.7%	68.2%	65.9%	67.8%	68.3%	76.9%	76.3%	69.7%	68.8%
2017	73.4%	68.4%	59.7%	67.4%	70.6%	66.9%	70.9%	67.7%	75.3%	71.9%	65.7%	65.2%
2018	69.5%	75.7%	M	67.5%	72.4%	72.6%	74.5%	82.6%	85.2%	73.1%	76.3%	70.9%
2019	68.0%	66.3%	63.7%	72.6%	75.6%	74.8%	73.8%	75.4%	75.0%	79.5%	68.6%	77.4%
2020	68.4%	67.5%	61.4%	67.6%	62.9%	72.1%	78.2%	71.1%	72.0%	78.7%	69.8%	74.2%
2021	70.1%	74.3%	54.2%	64.4%	61.5%	72.9%	95.7%	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