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 (USC00131233) 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
2000	M	M	M	M	M	M	M	M	M	M	M	M
2001	M	M	M	M	M	M	M	M	M	M	M	M
2002	M	M	M	M	M	M	M	M	M	M	M	M
2003	M	M	M	M	M	M	M	M	M	M	M	M
2004	0.14	1.77	1.78	0.84	1.45	0.77	0.02	0.53	0.01	0.94	1.27	0.16
2005	9.77	1.42	2.99	0.90	0.22	1.65	3.90	0.19	0.06	0.14	5.61	1.90
2006	0.15	0.44	2.41	0.50	0.62	0.35	2.74	0.17	3.14	0.11	0.03	3.69
2007	0.14	0.17	2.20	0.76	0.31	0.10	0.81	1.29	0.57	0.51	0.00	0.10
2008	0.11	0.10	0.36	1.17	1.55	1.19	0.78	0.17	0.10	0.65	0.60	1.08
2009	0.40	0.13	0.14	-16.00	-31.00	-30.00	-31.00	-31.00	-30.00	-31.00	-30.00	-31.00
2010	-30.00	-28.00	-31.00	-28.00	-30.00	-22.00	M	M	M	M	M	M
2011	M	M	M	M	M	M	M	M	M	M	M	M
2012	M	M	M	M	M	M	M	M	M	M	M	M
2013	M	M	M	M	M	M	M	M	M	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	M	M	M	M	M	M	M
2017	M	M	M	M	M	M	M	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	0.00	0.00	0.00	0.00	0.00	0.00	0.10	0.00	0.00	0.00	0.00
2022	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.70	0.00	4.60	1.30	8.90
2023	22.90	11.80	8.40	6.60	3.40	0.00	0.00	4.70	1.80	15.90	2.50	7.00
2024	3.20	0.90	28.70	1.90	16.40	14.40	0.30	3.00	0.00	7.20	3.90	5.60
2025	1.00	1.30	10.50	13.10	2.40	3.30	20.00	1.70	14.80	9.10	9.00	21.40
2026	2.20	2.20	51.40	23.20	1.00	0.00	0.10	0.00	0.00	M	M	M
NCEI Climatology	0.90	1.16	1.87	3.35	4.49	5.12	4.36	4.06	2.95	2.68	1.44	1.38

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2000	M	7.9	6.7	3.7	1.9	3.2	0.6	1.4	2.1	3.5	8.7	7.9
2001	6.7	7.2	6.5	M	M	9.4	7.0	7.2	7.1	9.5	3.1	3.2
2002	2.9	4.9	4.3	4.7	4.0	5.3	4.0	1.3	3.0	2.8	6.4	6.1
2003	2.8	3.1	2.9	4.0	3.8	2.8	2.4	1.0	3.5	3.4	4.7	4.4
2004	7.1	4.4	6.4	6.1	2.7	4.2	1.8	1.6	4.7	10.6	9.6	11.9
2005	10.3	10.1	11.9	12.3	12.9	10.7	8.3	6.5	9.5	9.6	12.8	10.7
2006	12.5	12.2	12.9	13.0	13.1	9.3	8.3	7.7	8.8	10.9	9.5	11.6
2007	13.6	12.4	12.4	13.1	12.8	10.3	8.1	7.6	10.8	10.9	12.1	9.6
2008	11.6	11.1	11.0	13.9	11.9	0.8	2.9	6.6	8.3	10.4	11.9	13.7
2009	11.4	12.2	11.5	11.8	11.2	8.2	7.0	8.0	5.6	9.8	9.2	7.6
2010	6.5	7.6	9.9	11.3	9.1	8.2	7.3	8.2	9.7	9.8	12.7	10.9
2011	10.9	12.7	11.3	13.9	M	M	M	M	7.1	10.3	11.6	10.0
2012	12.4	9.9	12.4	12.9	12.5	11.1	7.9	M	M	M	M	M
2013	M	M	9.4	12.4	11.4	10.0	7.4	6.6	8.6	9.9	11.4	10.0
2014	14.0	10.5	12.4	13.6	9.7	9.1	7.6	5.8	7.2	9.4	12.6	9.9
2015	10.8	8.6	7.4	8.2	8.6	M	6.7	7.2	8.6	9.6	10.0	9.3
2016	10.3	11.6	11.3	13.9	9.1	9.6	7.7	6.3	9.1	9.2	10.3	12.2
2017	9.3	10.7	12.0	11.2	10.5	10.3	6.7	6.2	8.0	11.4	10.1	11.1
2018	M	M	M	M	M	M	M	M	M	M	M	M
2019	M	M	M	M	12.2	M	M	5.4	M	M	M	M
2020	10.4	10.4	11.4	M	M	M	M	8.0	8.8	10.2	10.1	8.9
2021	9.6	8.4	12.0	11.8	10.4	8.1	6.9	7.6	7.6	8.6	11.3	10.6
2022	11.6	12.2	12.6	14.8	12.0	9.2	7.2	6.6	8.0	8.3	12.6	12.9
2023	9.5	10.1	11.6	14.0	9.4	7.1	4.8	6.9	7.5	10.4	10.1	9.1
2024	10.5	10.5	12.3	13.8	9.9	9.5	6.6	7.0	6.9	10.0	9.6	10.2
2025	11.0	11.0	12.1	12.3	9.2	8.0	7.4	6.3	6.5	9.6	9.8	11.2
2026	10.6	9.4	10.8	11.3	7.2	6.6	6.2	15.7	5.6	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
2000	M	56.38	53.42	62.76	76.01	79.96	81.09	85.11	78.96	64.96	38.53	17.75
2001	29.39	24.69	34.82	M	M	84.66	85.93	84.80	72.71	61.66	58.27	38.82
2002	38.06	38.93	38.94	60.98	69.65	84.19	87.67	81.38	75.32	51.30	43.23	37.88
2003	28.24	30.84	46.30	60.18	68.80	79.35	84.51	85.12	74.22	65.41	44.39	34.64
2004	19.60	29.72	49.94	64.53	71.27	77.39	81.32	77.87	79.33	63.11	49.45	37.27
2005	25.97	39.44	48.65	64.48	70.11	83.72	86.85	82.19	80.95	64.72	50.19	27.40
2006	41.41	35.78	45.26	65.87	70.66	83.89	85.87	81.53	69.11	56.59	49.33	40.03
2007	28.64	23.99	52.03	58.06	75.28	83.21	86.87	84.23	76.62	65.47	46.87	28.16
2008	26.29	27.39	42.69	55.59	69.33	80.31	84.74	82.25	74.01	61.84	44.36	28.29
2009	24.43	36.85	47.39	64.42	72.43	79.33	78.42	78.38	76.39	52.18	53.72	25.11
2010	18.13	25.13	45.54	67.08	72.02	81.39	84.90	85.40	74.38	68.01	45.93	28.43
2011	22.73	31.47	44.28	58.03	M	M	M	M	71.66	67.60	49.95	36.96
2012	37.62	36.95	64.73	65.43	77.94	84.32	93.86	M	M	M	M	M
2013	M	M	42.80	55.02	68.24	78.44	85.42	85.18	80.59	61.53	44.75	26.46
2014	27.41	25.76	42.63	59.83	73.23	81.05	79.48	80.25	73.64	62.86	39.37	34.17
2015	30.21	25.71	53.07	62.80	71.60	M	84.50	80.34	78.89	64.83	50.85	37.37
2016	26.58	35.39	53.99	60.98	71.91	87.10	83.79	82.17	78.39	67.00	55.29	31.53
2017	30.88	44.75	47.50	60.66	71.54	85.12	87.90	79.78	79.25	62.94	48.30	32.69
2018	29.10	29.35	45.06	55.94	81.86	83.19	M	81.81	76.18	58.88	38.56	33.34
2019	28.64	24.14	39.77	61.24	67.76	81.15	84.25	80.01	79.92	56.53	42.37	38.59
2020	30.28	35.48	49.09	M	M	M	M	82.80	74.97	56.61	52.95	36.14
2021	32.41	20.78	53.62	62.14	70.08	88.20	84.66	85.26	81.19	65.40	51.00	42.76
2022	30.02	36.74	47.97	56.79	72.03	84.68	86.16	84.49	78.42	60.40	46.59	29.77
2023	30.35	36.87	42.92	61.55	79.09	84.49	85.37	84.23	79.25	56.92	50.61	42.40
2024	25.82	48.73	52.75	62.88	62.65	80.65	85.28	82.37	82.92	68.92	45.16	37.08
2025	29.83	29.61	55.42	62.49	73.00	84.86	86.77	82.91	81.46	67.35	48.87	35.99
2026	30.17	46.10	57.72	64.17	74.46	81.43	86.26	82.00	82.36	M	M	M
NCEI Climatology	27.90	32.98	46.20	59.90	71.11	81.30	84.30	82.19	76.30	62.90	46.39	33.10

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2000	M	38.36	30.48	36.71	52.06	57.50	61.53	63.46	51.24	44.21	26.76	1.28
2001	13.76	9.33	22.39	M	M	62.72	66.30	63.56	50.90	38.92	37.60	21.86
2002	17.90	20.69	20.46	37.91	46.43	63.62	68.02	59.85	52.77	36.13	25.00	19.23
2003	10.23	9.53	24.62	39.79	47.94	58.00	62.97	62.75	47.25	39.45	26.29	19.80
2004	7.21	14.01	30.88	39.27	50.34	56.78	60.45	56.02	56.03	40.12	29.78	17.02
2005	10.90	22.42	25.45	42.21	47.73	62.95	64.65	60.61	55.39	39.04	29.32	14.83
2006	26.18	13.45	26.74	42.89	49.96	59.51	65.15	63.21	48.98	37.50	26.97	23.27
2007	13.06	10.43	33.51	35.90	55.00	60.70	64.14	65.95	53.49	45.44	26.06	13.33
2008	9.32	9.15	24.97	35.42	47.45	59.79	64.33	59.29	52.97	40.47	27.73	8.22
2009	4.41	17.16	28.06	43.30	50.08	59.63	57.75	58.88	50.69	36.42	33.30	10.88
2010	6.31	8.24	29.34	43.49	49.44	60.60	65.42	65.37	51.94	40.61	27.30	10.76
2011	5.88	14.95	26.65	36.49	M	M	M	M	42.93	40.36	28.55	19.39
2012	17.18	19.26	41.37	41.99	54.47	62.57	69.86	M	M	M	M	M
2013	M	M	25.24	34.21	49.34	61.53	62.07	61.84	56.73	39.92	23.44	8.66
2014	3.46	4.98	20.97	36.72	51.43	61.20	59.19	63.34	52.37	41.05	19.58	22.58
2015	13.98	5.82	26.99	41.53	52.82	M	65.45	61.18	59.20	43.00	33.89	24.16
2016	13.69	21.91	32.70	41.42	50.43	64.25	64.47	63.09	57.43	46.12	33.63	15.96
2017	18.24	23.97	28.75	41.64	49.00	60.34	65.63	57.77	56.10	43.06	26.07	14.10
2018	10.85	11.68	26.62	30.21	53.51	61.94	M	61.96	56.34	37.62	22.13	18.67
2019	11.94	7.19	23.79	38.64	48.44	61.17	65.11	60.49	60.32	36.71	24.05	20.22
2020	15.17	16.17	31.99	M	M	M	M	56.39	51.22	35.62	30.36	17.60
2021	18.51	5.19	32.61	38.59	50.01	63.54	64.14	64.11	54.13	43.85	28.79	21.72
2022	5.88	9.51	26.53	33.04	52.20	62.05	64.91	61.71	54.29	42.27	24.81	13.00
2023	15.45	18.12	25.19	37.60	55.51	61.30	64.61	63.78	56.88	44.20	33.32	25.95
2024	13.44	25.13	28.85	40.39	56.28	63.16	64.03	61.62	53.23	47.20	38.99	20.99
2025	9.05	10.32	30.69	39.38	48.25	62.51	66.76	61.75	55.74	46.65	28.99	15.95
2026	11.21	21.02	30.65	41.13	50.05	61.13	66.61	62.68	65.21	M	M	M
NCEI Climatology	10.30	14.37	25.30	36.11	49.20	60.00	63.89	61.21	51.81	39.50	26.70	16.12

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2000	M	47.37	41.95	49.74	64.03	68.73	71.31	74.28	65.10	54.58	32.64	9.51
2001	21.58	17.01	28.61	M	M	73.69	76.11	74.18	61.80	50.29	47.93	30.34
2002	27.98	29.81	29.70	49.45	58.04	73.90	77.85	70.61	64.04	43.72	34.12	28.55
2003	19.23	20.18	35.46	49.98	58.37	68.67	73.74	73.93	60.73	52.43	35.34	27.22
2004	13.40	21.87	40.41	51.90	60.81	67.08	70.88	66.94	67.68	51.62	39.61	27.15
2005	18.44	30.93	37.05	53.34	58.92	73.34	75.75	71.40	68.17	51.88	39.76	21.11
2006	33.80	24.61	36.00	54.38	60.31	71.70	75.51	72.37	59.04	47.05	38.15	31.65
2007	20.85	17.21	42.77	46.98	65.14	71.96	75.50	75.09	65.06	55.45	36.47	20.74
2008	17.80	18.27	33.83	45.50	58.39	70.05	74.53	70.77	63.49	51.15	36.05	18.26
2009	14.42	27.01	37.72	53.86	61.25	69.48	68.09	68.63	63.54	44.30	43.51	18.00
2010	12.22	16.69	37.44	55.28	60.73	71.05	75.16	75.38	63.16	54.31	36.62	19.60
2011	14.30	23.21	35.47	47.26	M	M	M	M	57.29	53.98	39.25	28.18
2012	27.40	28.10	53.05	53.71	66.21	73.44	81.86	M	M	M	M	M
2013	M	M	34.02	44.61	58.79	69.98	73.74	73.51	68.66	50.72	34.10	17.56
2014	15.44	15.37	31.80	48.27	62.33	71.12	69.33	71.80	63.00	51.95	29.48	28.37
2015	22.10	15.77	40.03	52.17	62.21	M	74.97	70.76	69.05	53.91	42.37	30.77
2016	20.13	28.65	43.35	51.20	61.17	75.67	74.13	72.63	67.91	56.56	44.46	23.75
2017	24.56	34.36	38.13	51.15	60.27	72.73	76.76	68.78	67.67	53.00	37.18	23.39
2018	19.97	20.52	35.84	43.07	67.68	72.44	M	71.89	66.26	48.25	30.34	26.01
2019	20.29	15.66	31.78	49.94	58.10	71.16	74.68	70.25	70.12	46.62	33.21	29.41
2020	22.72	25.82	40.54	M	M	M	M	69.60	63.10	46.11	41.65	26.87
2021	25.46	12.98	43.11	50.37	60.05	75.87	74.40	74.69	67.66	54.63	39.90	32.24
2022	17.95	23.12	37.25	44.92	62.11	73.36	75.54	73.10	66.35	51.33	35.70	21.39
2023	22.90	27.50	34.06	49.57	67.30	72.89	74.99	74.01	68.06	50.56	41.96	34.17
2024	19.63	36.93	40.80	51.64	59.47	71.91	74.65	72.00	68.07	58.06	42.08	29.03
2025	19.44	19.97	43.05	50.93	60.62	73.69	76.77	72.33	68.60	57.00	38.93	25.97
2026	20.69	33.56	44.18	52.65	62.26	71.28	76.44	72.34	73.79	M	M	M
NCEI Climatology	19.10	23.68	35.75	48.00	60.16	70.65	74.10	71.70	64.05	51.20	36.55	24.61

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
2000	M	77.0%	69.3%	61.9%	63.7%	68.3%	77.3%	76.0%	58.0%	68.9%	79.8%	82.1%
2001	84.8%	80.2%	83.5%	M	M	63.7%	74.8%	72.9%	73.7%	65.1%	72.3%	76.4%
2002	70.4%	73.7%	70.2%	64.7%	61.3%	64.6%	70.4%	73.8%	69.1%	78.7%	70.3%	72.0%
2003	71.5%	75.5%	72.4%	69.3%	68.1%	67.1%	74.9%	70.8%	64.7%	64.8%	72.1%	79.3%
2004	76.5%	84.6%	77.5%	59.5%	71.1%	71.8%	78.4%	76.8%	70.3%	68.9%	75.9%	72.2%
2005	82.2%	81.1%	69.3%	63.4%	64.9%	72.3%	73.6%	75.6%	67.2%	69.3%	71.2%	86.5%
2006	79.4%	70.5%	76.1%	67.1%	66.2%	62.1%	72.6%	80.0%	75.5%	69.7%	72.5%	72.7%
2007	80.0%	77.7%	80.4%	64.8%	67.2%	65.1%	68.1%	78.6%	70.7%	71.4%	63.5%	84.9%
2008	78.8%	81.6%	75.9%	73.1%	65.5%	66.5%	72.6%	71.5%	74.6%	69.1%	76.5%	75.4%
2009	76.1%	71.1%	71.0%	69.6%	63.2%	72.7%	76.7%	79.3%	72.8%	79.9%	73.1%	85.8%
2010	84.3%	82.3%	78.2%	61.9%	62.9%	75.0%	78.6%	77.4%	74.8%	60.4%	71.2%	85.6%
2011	83.2%	80.1%	80.9%	73.0%	M	M	M	M	63.1%	58.8%	68.4%	80.0%
2012	71.6%	80.0%	71.4%	61.9%	63.2%	67.1%	64.2%	M	M	M	M	M
2013	M	M	72.1%	72.8%	73.4%	72.5%	67.2%	70.8%	69.3%	71.6%	72.1%	77.5%
2014	71.9%	80.0%	73.6%	68.4%	68.2%	76.1%	76.5%	82.8%	78.4%	68.9%	75.8%	86.6%
2015	85.6%	77.9%	65.9%	63.8%	68.4%	M	79.8%	80.5%	77.1%	67.7%	76.8%	87.2%
2016	88.1%	83.7%	75.7%	70.4%	68.0%	67.5%	80.3%	80.3%	75.1%	76.8%	73.5%	77.5%
2017	83.7%	76.2%	73.8%	74.4%	65.6%	60.2%	74.2%	77.1%	72.5%	70.1%	70.4%	73.8%
2018	M	M	M	M	M	M	M	M	M	M	M	M
2019	M	M	M	M	75.2%	M	M	93.1%	M	M	M	M
2020	85.4%	80.6%	76.5%	M	M	M	M	63.4%	69.2%	67.4%	75.0%	83.4%
2021	88.0%	85.1%	76.9%	63.6%	71.1%	64.2%	79.7%	80.0%	74.1%	77.8%	73.5%	75.3%
2022	76.7%	71.2%	72.6%	71.9%	72.4%	71.2%	79.4%	79.5%	71.8%	53.4%	76.4%	86.7%
2023	91.6%	84.0%	82.4%	63.8%	62.7%	71.3%	76.8%	79.4%	73.6%	82.5%	61.5%	85.6%
2024	91.4%	74.9%	68.8%	66.5%	85.1%	71.7%	79.7%	80.2%	66.7%	53.6%	66.3%	84.0%
2025	77.5%	78.4%	74.4%	66.5%	64.1%	74.7%	81.7%	78.3%	71.9%	71.2%	78.2%	82.1%
2026	75.5%	71.6%	68.5%	64.0%	66.7%	83.0%	83.0%	83.0%	83.0%	M	M	M