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 (USC00134735) 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	2.06	0.88	0.54	0.86	3.76	0.05	1.18	0.16	3.11	0.00	1.39	0.03
2005	1.00	0.24	0.08	4.89	0.70	0.16	0.00	1.42	0.09	1.97	28.77	0.99
2006	0.12	3.58	6.01	1.51	0.74	0.85	0.01	0.66	1.11	0.19	0.00	6.88
2007	1.07	6.86	3.92	1.24	0.96	0.07	3.68	2.22	1.82	0.37	0.00	-28.00
2008	-31.00	-29.00	-31.00	-30.00	-31.00	-29.00	-30.00	-30.00	-30.00	-31.00	-30.00	-31.00
2009	-23.00	-28.00	-31.00	-29.00	-16.00	M	M	M	M	M	M	M
2010	-6.00	-28.00	-31.00	-30.00	-30.00	-24.00	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	0.10	0.00	0.10	0.00	0.10	1.00	1.00	0.20	0.00	0.00
2022	0.00	0.00	0.00	0.00	0.30	0.00	0.00	0.00	0.00	0.10	0.00	0.40
2023	0.00	0.60	0.30	0.00	0.00	0.00	0.00	0.00	0.00	0.00	M	M
2024	0.00	0.00	0.40	0.10	1.40	0.10	0.70	0.00	0.40	0.10	0.10	0.00
2025	0.00	0.00	0.10	0.50	0.00	1.40	1.20	0.00	0.40	0.00	0.00	0.50
2026	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	M	M	M
NCEI Climatology	0.72	0.91	1.85	3.07	3.90	4.64	3.11	3.95	3.14	2.40	1.30	1.04

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2000	M	5.7	4.5	3.0	2.4	1.0	0.2	1.4	0.5	3.7	5.2	5.3
2001	4.1	5.1	4.3	M	M	7.5	5.9	5.7	6.8	6.0	0.7	M
2002	M	M	M	M	2.1	8.0	0.3	3.6	3.5	M	M	0.6
2003	M	1.1	M	M	M	M	M	M	M	M	M	M
2004	1.4	M	M	1.3	M	M	M	M	6.0	7.3	6.4	7.7
2005	7.7	7.0	7.8	8.7	8.9	8.5	7.4	5.6	8.2	6.8	8.1	6.3
2006	7.9	7.6	8.5	8.8	9.3	6.6	6.9	6.7	6.8	7.7	5.7	6.8
2007	8.3	6.9	8.5	8.9	9.3	7.8	6.9	5.9	8.2	7.4	7.7	4.9
2008	6.6	6.9	7.2	9.5	7.7	6.5	6.0	5.4	6.6	6.7	7.6	8.1
2009	6.7	7.7	8.5	9.1	7.5	M	M	M	M	M	M	M
2010	4.1	6.3	6.2	7.6	7.6	5.9	5.7	6.0	6.0	6.0	8.5	7.0
2011	7.7	8.7	8.3	9.7	8.6	7.6	5.1	4.2	4.4	7.1	8.3	7.0
2012	8.6	7.3	8.9	8.6	9.2	7.8	5.1	5.7	5.3	7.7	7.5	6.9
2013	8.4	9.5	8.3	9.5	8.5	6.8	5.1	4.7	6.1	7.0	8.3	8.0
2014	11.0	8.6	9.9	10.0	7.5	6.6	6.0	3.9	5.6	4.0	10.5	8.3
2015	8.0	9.2	7.7	8.6	8.1	5.6	4.6	5.0	6.3	6.5	8.2	8.5
2016	7.8	8.5	8.3	10.7	7.0	6.7	5.3	4.6	6.3	6.7	7.0	9.4
2017	7.8	8.7	8.6	8.0	7.5	6.9	4.7	4.3	5.8	8.0	7.7	8.0
2018	M	M	M	M	M	M	M	M	M	M	M	M
2019	M	M	M	M	7.2	M	M	2.4	M	M	M	M
2020	7.7	7.8	8.7	7.5	5.5	2.2	2.1	5.8	6.5	7.3	8.0	6.9
2021	7.0	6.2	9.3	9.5	8.2	6.2	5.1	5.7	5.5	5.9	8.8	8.1
2022	10.2	9.3	6.2	12.8	8.7	9.3	6.0	5.2	6.1	6.6	10.0	10.0
2023	7.5	8.0	9.1	11.7	7.1	4.9	4.3	5.0	5.5	8.0	M	7.3
2024	7.8	8.0	9.3	9.8	7.5	7.3	4.4	4.7	5.4	8.3	7.0	8.0
2025	8.6	8.8	9.8	9.3	6.8	6.9	6.1	4.8	4.8	7.8	7.7	9.9
2026	8.8	8.7	9.0	9.5	7.5	5.8	4.0	4.2	4.3	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	56.47	55.14	63.58	76.37	80.84	85.02	86.13	79.08	65.60	35.90	20.44
2001	28.82	26.15	37.58	M	M	84.82	87.59	85.29	73.92	62.58	59.12	39.52
2002	38.98	38.83	39.04	63.56	70.34	85.89	90.46	84.91	75.90	52.95	46.01	39.86
2003	29.90	34.10	49.55	63.98	70.62	80.71	87.77	88.91	74.77	69.01	45.53	36.84
2004	28.63	32.15	52.33	66.96	72.50	78.94	84.12	82.79	79.34	64.96	50.75	39.16
2005	28.38	42.71	51.39	65.11	72.01	84.92	89.88	86.16	83.84	67.01	52.33	30.52
2006	44.38	38.69	47.45	66.37	74.67	86.60	92.65	85.66	70.81	58.78	50.25	41.11
2007	31.36	27.04	54.29	60.82	77.25	84.06	89.78	86.03	77.46	65.61	58.32	29.10
2008	27.61	30.78	43.68	57.61	69.64	81.71	87.27	84.53	76.10	64.25	45.06	29.36
2009	30.65	38.04	47.39	58.93	68.49	M	M	M	M	M	M	M
2010	16.83	26.46	48.07	67.04	72.20	81.89	85.71	85.53	75.02	68.99	40.72	29.43
2011	22.74	31.83	45.08	58.78	71.69	81.11	89.47	83.98	73.91	68.41	49.73	37.43
2012	38.01	37.50	66.14	67.24	78.76	85.33	93.48	86.09	80.68	59.98	50.61	35.77
2013	30.60	35.93	40.08	55.28	70.11	79.88	85.57	83.63	80.27	61.50	45.74	27.55
2014	30.56	28.12	44.97	61.15	74.84	81.70	80.93	81.27	74.52	70.15	35.90	34.43
2015	33.43	28.30	55.79	64.00	70.28	82.45	84.69	81.67	79.54	67.04	50.91	37.38
2016	28.57	37.03	54.95	61.83	73.71	87.41	85.57	83.83	78.53	66.57	56.29	31.74
2017	31.14	45.24	48.62	61.57	72.71	86.64	89.26	79.90	78.94	63.45	49.32	33.99
2018	29.97	28.16	45.47	52.85	79.19	84.82	85.90	82.65	75.98	58.95	39.80	34.37
2019	30.83	23.87	41.61	61.39	68.91	82.58	84.94	81.20	80.08	55.23	43.45	36.33
2020	31.04	37.47	50.03	61.17	68.48	88.46	88.01	86.13	76.47	57.58	52.95	38.86
2021	33.93	22.90	54.18	63.34	71.45	89.03	85.46	86.09	81.82	66.69	51.90	42.71
2022	33.64	36.98	25.35	56.83	73.03	86.97	87.45	86.49	81.77	66.96	46.56	28.50
2023	29.81	35.95	42.32	62.39	80.36	86.62	85.72	86.12	81.66	72.08	M	39.22
2024	25.50	49.14	52.32	64.07	75.77	85.25	85.65	82.31	83.61	73.12	49.87	38.13
2025	31.93	31.29	56.61	64.03	74.30	85.40	87.07	82.78	80.87	67.52	47.28	36.37
2026	31.52	46.91	55.30	66.96	74.93	83.54	88.65	84.95	93.30	M	M	M
NCEI Climatology	27.21	32.39	45.90	59.90	71.70	81.30	84.51	82.00	75.80	62.50	45.69	32.00

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2000	M	38.86	31.85	40.34	53.30	59.19	65.46	66.26	53.82	45.55	23.40	4.24
2001	11.93	10.18	23.21	M	M	67.17	68.62	65.68	54.02	42.43	37.36	21.78
2002	19.08	17.34	20.13	40.05	47.16	65.25	69.72	67.29	56.19	38.58	28.86	21.18
2003	14.23	13.18	26.62	42.98	49.43	59.64	66.73	66.04	51.90	44.00	27.78	23.12
2004	11.22	17.10	33.34	42.05	52.20	58.25	64.78	63.60	60.29	43.63	31.82	20.72
2005	13.36	24.45	28.18	44.71	50.79	65.00	68.73	64.53	59.75	43.86	31.78	16.42
2006	27.95	16.85	29.39	45.06	53.01	62.43	68.95	65.67	52.09	39.42	27.80	23.85
2007	14.04	11.78	34.69	38.36	56.95	63.23	68.55	67.49	55.47	46.91	32.27	14.34
2008	9.15	10.29	25.13	36.75	49.04	60.81	67.20	64.12	55.39	43.34	28.97	10.03
2009	9.08	18.67	28.09	40.03	47.37	M	M	M	M	M	M	M
2010	3.22	7.23	29.01	40.29	45.99	59.82	64.16	64.25	50.25	36.95	22.25	9.16
2011	4.29	12.57	24.50	34.77	47.73	60.22	68.46	59.61	43.89	38.37	22.19	13.34
2012	13.72	16.78	38.98	39.63	51.65	60.95	66.13	57.27	43.73	34.55	24.96	14.41
2013	10.75	14.77	21.95	31.95	48.07	59.45	60.19	61.31	54.87	37.88	19.73	5.29
2014	2.61	4.41	18.40	34.44	46.96	58.81	57.91	62.07	50.49	54.50	15.32	20.59
2015	11.70	5.88	24.58	38.54	49.01	59.73	61.79	60.33	57.04	41.52	30.49	22.22
2016	12.69	21.59	29.90	40.16	48.18	62.77	63.34	61.07	55.61	41.41	30.31	13.88
2017	16.55	21.60	27.89	39.19	45.87	61.28	64.06	56.07	53.13	39.33	22.80	12.38
2018	8.22	7.45	28.34	27.88	54.48	64.37	61.49	59.78	54.80	35.21	19.70	16.16
2019	11.26	4.70	23.03	36.79	48.14	59.57	64.45	59.55	58.63	34.64	22.99	17.63
2020	14.58	14.38	30.27	32.45	50.14	63.63	64.27	59.81	49.62	32.78	27.25	14.98
2021	17.11	0.45	29.43	36.02	47.80	59.87	62.61	62.29	52.10	40.86	27.42	18.84
2022	5.83	7.99	14.17	35.34	51.43	61.60	64.19	59.42	50.84	33.30	22.47	11.10
2023	13.13	15.06	22.65	36.45	53.76	60.45	58.45	62.26	57.02	61.80	M	27.30
2024	12.18	24.08	26.17	39.04	48.81	60.23	62.83	61.05	51.07	39.14	27.68	18.61
2025	7.12	8.64	28.12	35.59	46.92	59.91	65.77	61.28	52.71	47.81	27.74	15.04
2026	10.85	24.06	27.10	40.43	45.01	61.12	65.76	61.52	69.33	M	M	M
NCEI Climatology	7.40	11.58	23.10	34.20	47.00	58.30	61.70	58.99	49.60	36.90	23.49	12.91

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2000	M	47.67	43.50	51.96	64.84	70.01	75.24	76.19	66.45	55.58	29.65	12.34
2001	20.37	18.17	30.40	M	M	76.00	78.10	75.49	63.97	52.51	48.24	30.65
2002	29.03	28.09	29.58	51.81	58.75	75.57	80.09	76.10	66.04	45.77	37.43	30.52
2003	22.07	23.64	38.08	53.48	60.02	70.17	77.25	77.48	63.33	56.51	36.66	29.98
2004	19.92	24.63	42.84	54.50	62.35	68.59	74.45	73.19	69.81	54.30	41.28	29.94
2005	20.87	33.58	39.78	54.91	61.40	74.96	79.30	75.35	71.79	55.44	42.06	23.47
2006	36.17	27.77	38.42	55.72	63.84	74.52	80.80	75.66	61.45	49.10	39.02	32.48
2007	22.70	19.41	44.49	49.59	67.10	73.64	79.16	76.76	66.47	56.26	45.30	21.72
2008	18.14	20.58	34.07	47.13	59.41	71.19	77.05	74.30	65.73	54.06	36.75	19.70
2009	19.72	27.73	37.44	49.81	58.18	M	M	M	M	M	M	M
2010	10.03	16.85	38.54	53.67	59.09	70.86	74.93	74.89	62.64	52.97	31.49	19.30
2011	13.52	22.20	34.79	46.78	59.71	70.67	78.97	71.80	58.90	53.39	35.96	25.38
2012	25.86	27.14	52.56	53.43	65.20	73.14	79.80	71.68	62.21	47.26	37.79	25.09
2013	20.67	25.35	31.01	43.61	59.09	69.67	72.88	72.47	67.57	49.69	32.73	16.42
2014	16.58	16.27	31.68	47.80	60.90	70.26	69.42	71.67	62.50	62.32	25.61	27.51
2015	22.57	17.09	40.18	51.27	59.64	71.09	73.24	71.00	68.29	54.28	40.70	29.80
2016	20.63	29.31	42.43	51.00	60.94	75.09	74.46	72.45	67.07	53.99	43.30	22.81
2017	23.84	33.42	38.26	50.38	59.29	73.96	76.66	67.99	66.04	51.39	36.06	23.19
2018	19.10	17.81	36.90	40.36	66.83	74.59	73.69	71.21	65.39	47.08	29.75	25.27
2019	21.05	14.29	32.32	49.09	58.52	71.08	74.70	70.37	69.36	44.94	33.22	26.98
2020	22.81	25.92	40.15	46.81	59.31	76.04	76.14	72.97	63.05	45.18	40.10	26.92
2021	25.52	11.68	41.81	49.68	59.63	74.45	74.04	74.19	66.96	53.78	39.66	30.78
2022	19.73	22.49	19.76	46.08	62.23	74.28	75.82	72.95	66.31	50.13	34.51	19.80
2023	21.47	25.50	32.49	49.42	67.06	73.53	72.08	74.19	69.34	66.94	M	33.26
2024	18.84	36.61	39.24	51.55	62.29	72.74	74.24	71.68	67.34	56.13	38.77	28.37
2025	19.52	19.97	42.36	49.81	60.61	72.66	76.42	72.03	66.79	57.66	37.51	25.70
2026	21.18	35.49	41.20	53.69	59.97	72.33	77.21	73.24	81.32	M	M	M
NCEI Climatology	17.30	21.98	34.50	47.05	59.35	69.80	73.10	70.50	62.70	49.70	34.59	22.45

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	79.1%	74.1%	67.8%	70.7%	72.9%	78.1%	80.6%	64.7%	73.3%	85.2%	90.7%
2001	95.6%	92.7%	93.3%	M	M	72.3%	83.3%	79.6%	79.2%	68.6%	78.1%	80.1%
2002	75.1%	81.1%	78.2%	67.9%	67.2%	71.3%	74.9%	68.8%	72.2%	82.2%	76.6%	78.0%
2003	80.1%	82.1%	76.1%	75.4%	76.6%	77.3%	79.0%	76.1%	73.1%	74.1%	78.8%	86.5%
2004	81.4%	88.6%	78.1%	62.4%	76.2%	78.3%	79.8%	80.3%	73.9%	73.6%	78.4%	77.5%
2005	85.9%	84.2%	74.7%	72.2%	73.5%	80.1%	78.5%	80.0%	72.5%	76.9%	78.2%	93.8%
2006	82.8%	74.5%	79.3%	69.4%	67.2%	66.5%	68.6%	82.6%	81.5%	75.0%	74.6%	76.3%
2007	84.8%	84.8%	84.2%	71.0%	72.0%	75.7%	74.9%	85.6%	78.8%	79.7%	67.6%	91.9%
2008	88.4%	88.6%	84.2%	78.6%	75.6%	79.3%	81.8%	79.0%	80.4%	76.7%	84.3%	87.2%
2009	83.9%	79.4%	81.6%	71.7%	73.8%	M	M	M	M	M	M	M
2010	83.7%	90.9%	84.3%	73.5%	71.8%	79.5%	84.7%	84.8%	82.8%	73.1%	85.0%	93.5%
2011	90.7%	87.4%	85.1%	79.2%	73.2%	78.3%	83.7%	83.6%	76.7%	69.2%	76.5%	87.8%
2012	81.7%	87.9%	77.0%	70.8%	69.9%	72.8%	73.8%	75.0%	66.4%	74.6%	78.6%	86.0%
2013	85.4%	85.9%	83.6%	77.7%	78.0%	76.7%	75.3%	84.0%	79.1%	79.7%	78.8%	86.4%
2014	80.0%	82.9%	75.5%	73.1%	70.4%	79.4%	80.7%	87.6%	84.4%	93.0%	81.6%	90.0%
2015	86.9%	79.8%	69.2%	68.5%	78.8%	77.1%	82.5%	84.9%	82.8%	73.0%	83.5%	90.7%
2016	89.9%	87.3%	77.0%	74.6%	71.0%	71.6%	82.4%	84.1%	81.2%	82.4%	82.0%	83.7%
2017	87.6%	82.4%	78.2%	77.8%	71.9%	70.3%	77.6%	83.1%	81.0%	76.0%	76.3%	80.8%
2018	M	M	M	M	M	M	M	M	M	M	M	M
2019	M	M	M	M	79.6%	M	M	95.5%	M	M	M	M
2020	88.5%	83.1%	80.8%	67.0%	74.8%	70.6%	80.8%	79.5%	73.7%	73.5%	81.3%	84.6%
2021	91.6%	84.9%	77.0%	66.8%	72.7%	68.3%	82.3%	81.0%	77.3%	80.2%	75.4%	76.4%
2022	75.8%	70.0%	75.4%	63.6%	70.8%	61.6%	75.7%	81.3%	70.3%	63.9%	74.9%	87.4%
2023	93.5%	86.8%	86.2%	64.6%	65.5%	73.5%	80.7%	81.3%	75.2%	50.7%	M	95.6%
2024	90.5%	79.8%	67.7%	69.1%	72.6%	73.1%	81.9%	84.5%	71.4%	62.8%	85.4%	84.7%
2025	75.4%	76.3%	73.2%	69.1%	68.0%	75.6%	83.6%	84.2%	79.0%	72.1%	83.1%	85.2%
2026	77.0%	68.2%	76.1%	67.8%	59.1%	69.6%	81.0%	81.6%	81.3%	M	M	M