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 (USC00133473) 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	-31.00	-29.00	-31.00	-30.00	-29.00	-30.00	-28.00	-30.00	-18.00	-31.00	-30.00	-31.00
2005	-31.00	-28.00	-31.00	-30.00	-31.00	-28.00	-31.00	-31.00	-29.00	-31.00	-29.00	-31.00
2006	-31.00	-28.00	-31.00	-30.00	-30.00	-30.00	-31.00	-30.00	-30.00	-30.00	-30.00	-31.00
2007	-27.00	-28.00	-31.00	-30.00	-31.00	-30.00	-31.00	-31.00	-27.00	-31.00	-25.00	-31.00
2008	-31.00	-29.00	-26.00	-29.00	-31.00	-23.00	-17.00	-7.00	-9.00	-23.00	-30.00	-31.00
2009	-31.00	-28.00	-31.00	-29.00	-31.00	-23.00	-31.00	-31.00	-11.00	-18.00	-30.00	-31.00
2010	-31.00	-28.00	-31.00	-26.00	-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	0.80	0.50	0.80	0.40	0.60	0.00	0.10	1.20	0.70	0.90
2022	0.00	0.20	2.50	0.70	1.10	0.00	0.00	0.00	0.00	0.10	0.40	0.50
2023	1.70	6.90	0.40	0.00	0.00	0.30	0.10	0.00	0.10	0.00	M	0.00
2024	0.10	0.00	0.00	0.00	0.80	0.00	0.90	0.20	0.20	0.00	0.10	0.10
2025	0.00	0.00	0.20	0.00	0.00	0.30	0.00	0.00	0.00	0.00	0.00	0.00
2026	0.00	0.00	0.10	0.30	0.20	0.00	0.40	0.00	M	M	M	M
NCEI Climatology	1.10	1.62	2.22	3.90	5.09	5.53	3.96	4.37	3.71	3.21	1.95	1.60

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2000	M	6.7	6.2	6.0	5.2	4.4	2.9	M	2.6	4.3	6.4	6.4
2001	5.8	5.5	6.1	M	M	5.9	5.2	5.0	5.3	6.5	1.3	2.5
2002	0.3	2.2	M	2.7	4.6	3.8	5.8	4.0	1.0	1.5	3.6	3.6
2003	3.6	3.3	3.0	2.0	3.6	1.4	2.7	2.4	3.5	0.9	3.5	4.3
2004	5.1	3.3	4.7	2.6	3.2	2.4	M	0.8	5.3	9.8	9.0	10.9
2005	10.1	8.8	11.5	10.5	10.6	8.1	6.1	5.7	7.4	7.4	10.9	9.6
2006	11.5	10.8	11.8	12.1	10.7	8.1	6.6	6.9	7.9	9.9	8.7	10.4
2007	11.5	11.0	11.2	12.2	10.1	7.8	6.8	6.4	7.0	8.4	10.4	6.4
2008	10.3	9.8	9.6	11.4	10.5	8.7	6.8	5.1	6.5	9.1	10.0	10.9
2009	10.2	11.0	11.2	11.2	9.4	7.5	6.6	6.9	4.8	8.5	9.2	10.3
2010	9.5	9.7	9.6	9.9	9.6	7.5	6.2	6.2	8.5	8.4	11.0	10.2
2011	9.7	11.4	10.1	13.0	10.6	9.0	5.9	5.9	7.4	8.3	10.5	9.2
2012	11.5	10.2	10.6	10.3	10.2	8.4	6.3	5.7	6.8	8.9	8.5	9.7
2013	10.7	11.7	10.7	11.2	10.0	8.3	6.2	5.2	7.4	9.1	10.2	9.9
2014	13.5	10.4	11.7	12.5	9.6	7.8	6.9	5.6	6.7	9.6	11.8	8.7
2015	10.3	10.3	8.6	12.5	10.1	6.6	6.1	6.1	6.9	8.9	10.8	10.4
2016	10.1	11.4	10.0	11.6	8.1	7.2	6.4	5.7	7.7	7.9	9.3	11.1
2017	10.0	9.7	11.7	10.8	9.6	8.2	6.1	5.8	6.4	10.1	M	M
2018	M	M	M	M	M	M	M	M	M	M	M	M
2019	M	M	M	M	9.9	M	M	5.2	M	M	M	M
2020	8.5	9.7	10.4	10.2	8.9	8.6	6.5	6.5	8.5	9.6	10.5	8.8
2021	8.9	8.7	11.1	11.0	9.6	7.2	6.1	6.7	7.3	9.1	10.1	9.4
2022	11.0	11.9	12.3	12.9	10.8	8.3	6.1	6.6	7.5	8.5	11.0	12.2
2023	10.2	10.4	11.4	14.2	3.0	7.2	5.8	7.1	7.0	9.4	M	M
2024	M	M	M	9.9	5.8	M	M	M	M	M	M	M
2025	M	0.0	0.0	0.0	0.0	5.3	4.6	3.2	2.6	0.5	1.6	1.3
2026	1.8	0.5	1.5	1.2	0.3	0.3	0.2	0.3	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
2000	M	59.15	55.80	57.48	74.47	78.66	82.33	83.41	77.71	67.30	41.85	18.28
2001	29.90	29.21	37.56	M	M	82.54	85.48	83.77	72.10	61.34	59.27	40.12
2002	40.67	40.82	44.60	59.25	68.81	83.30	86.99	96.93	78.42	53.99	43.13	40.91
2003	28.74	31.38	44.78	62.24	70.38	79.10	82.88	86.36	73.56	64.90	45.40	36.15
2004	26.63	32.87	50.42	64.69	72.82	77.97	80.26	76.81	78.02	61.60	49.92	37.05
2005	27.25	40.46	49.20	65.16	69.57	83.90	85.93	83.48	81.12	64.21	50.11	27.02
2006	40.84	36.61	45.94	66.42	70.71	82.19	89.12	81.71	70.65	56.50	50.18	42.04
2007	32.20	23.84	52.74	57.78	75.99	81.43	85.41	84.92	76.56	64.78	48.98	29.27
2008	26.34	27.70	41.82	55.53	68.70	80.78	81.67	84.65	73.20	60.94	44.09	28.59
2009	23.19	35.48	49.32	59.29	71.57	75.98	77.98	79.12	74.65	54.85	53.53	29.05
2010	20.49	26.15	49.12	69.78	71.11	85.61	89.59	78.42	54.24	54.86	51.09	28.22
2011	24.11	32.69	45.97	59.08	71.71	79.17	88.66	84.10	71.33	66.80	50.92	39.38
2012	37.53	38.55	63.74	63.40	78.08	84.82	91.47	84.13	77.17	61.61	51.70	37.74
2013	33.85	33.51	37.30	57.71	70.41	79.17	83.47	85.56	80.19	62.68	44.69	27.44
2014	25.40	23.54	41.52	59.66	72.70	80.97	79.76	81.32	73.83	61.29	39.84	35.72
2015	32.67	24.21	47.99	70.16	71.32	79.95	82.93	80.44	80.97	64.24	52.41	41.91
2016	28.49	37.03	53.20	61.74	72.08	85.72	83.15	83.21	78.90	68.19	56.20	31.71
2017	31.70	48.08	46.97	63.55	71.11	84.77	86.47	79.10	79.79	66.52	M	M
2018	M	M	M	M	M	M	M	M	M	M	M	39.43
2019	27.21	27.33	41.65	62.40	68.59	80.61	86.75	80.91	79.89	57.20	42.33	41.16
2020	31.08	34.69	52.18	59.96	68.11	83.54	86.98	85.57	74.51	57.53	54.19	36.75
2021	30.89	21.16	52.27	62.68	69.68	87.18	83.78	85.52	81.44	66.00	51.06	44.41
2022	26.21	33.92	47.87	56.67	73.00	84.61	86.04	84.47	77.74	64.80	48.52	32.63
2023	31.85	39.93	45.56	57.17	77.83	82.92	83.85	82.40	79.38	64.79	M	43.61
2024	26.93	45.82	51.45	62.76	73.88	83.23	81.63	81.19	79.97	70.64	49.27	36.55
2025	29.75	30.97	57.50	61.58	71.88	82.13	84.34	81.28	80.22	67.46	49.12	33.10
2026	27.89	42.55	56.75	64.14	75.78	81.27	86.18	81.24	M	M	M	M
NCEI Climatology	28.30	33.18	46.11	59.39	69.90	79.50	83.30	81.21	75.20	62.30	46.79	34.01

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2000	M	40.45	32.36	35.67	52.37	58.55	62.73	63.26	54.05	45.20	25.68	2.28
2001	14.33	11.58	20.93	M	M	61.83	66.10	62.50	50.53	40.38	39.33	23.21
2002	21.29	21.79	22.87	37.87	37.08	59.78	67.07	60.09	54.37	38.70	26.48	20.46
2003	11.36	10.58	24.78	40.25	48.25	57.95	62.54	65.67	49.83	41.32	28.44	22.38
2004	10.71	16.77	32.82	40.56	52.82	58.61	61.61	56.63	55.66	42.24	32.88	18.95
2005	13.95	24.58	27.07	43.13	48.26	62.75	64.59	61.77	56.58	42.45	31.03	13.92
2006	26.22	14.28	27.67	43.83	50.78	60.53	66.12	64.53	50.90	38.91	31.28	24.34
2007	16.01	10.06	34.51	36.61	55.00	60.92	63.15	66.93	54.04	46.91	30.24	15.31
2008	10.12	10.48	24.86	37.42	48.70	61.83	62.54	65.20	59.67	40.51	29.41	8.00
2009	5.51	17.01	28.62	36.79	50.25	59.20	59.18	60.36	52.94	39.68	35.21	14.45
2010	8.76	8.53	30.79	47.05	52.21	61.77	42.61	32.03	14.02	8.78	28.69	13.24
2011	8.40	16.77	27.38	39.73	50.10	61.54	70.15	62.62	50.53	42.43	32.09	23.43
2012	18.71	22.20	41.59	41.57	54.95	61.18	67.10	59.04	49.09	39.32	29.43	20.74
2013	14.13	18.53	21.98	36.14	50.59	61.63	62.24	62.21	55.60	41.82	25.50	10.44
2014	4.00	5.94	22.43	37.53	51.42	61.61	59.96	63.76	52.57	42.08	21.79	23.49
2015	15.06	4.13	23.71	52.97	52.56	61.41	64.35	61.10	58.97	43.74	34.52	29.67
2016	14.49	22.87	33.85	40.50	50.27	62.98	64.73	64.20	58.93	47.28	36.22	18.19
2017	19.81	25.73	30.01	43.26	49.47	61.68	64.85	58.17	55.99	48.16	M	M
2018	M	M	M	M	M	M	M	M	M	M	M	23.95
2019	10.45	9.13	24.97	40.36	48.96	60.88	66.14	60.12	58.44	38.53	25.16	22.88
2020	17.23	17.96	33.37	37.03	49.40	63.99	66.98	62.33	53.22	38.07	33.16	19.24
2021	17.23	5.33	34.11	41.35	50.62	64.39	66.24	64.74	56.26	47.27	29.81	23.50
2022	5.37	10.43	29.17	34.99	53.61	61.90	65.13	63.61	55.52	39.27	28.83	15.97
2023	19.12	19.27	27.32	33.62	55.96	62.13	63.65	65.23	58.43	47.71	M	30.49
2024	15.29	28.06	31.95	42.59	54.16	64.01	64.92	63.40	56.76	45.98	33.83	23.06
2025	10.34	14.49	32.90	41.51	50.52	62.97	67.70	63.25	58.03	49.06	32.15	15.22
2026	11.82	22.73	33.40	44.42	53.73	62.43	68.28	65.69	M	M	M	M
NCEI Climatology	10.20	13.77	24.70	35.10	47.09	57.79	61.81	59.20	50.19	38.19	26.40	16.30

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2000	M	49.80	44.08	46.57	63.42	68.60	72.53	73.34	65.88	56.25	33.76	10.28
2001	22.12	20.40	29.24	M	M	72.19	75.79	73.14	61.31	50.86	49.30	31.67
2002	30.98	31.30	33.73	48.56	52.95	71.54	77.03	77.02	66.39	46.35	34.81	30.69
2003	20.05	20.98	34.78	51.25	59.32	68.53	72.71	76.02	61.69	53.11	36.92	29.27
2004	18.67	24.82	41.62	52.63	62.82	68.29	70.93	66.72	66.84	51.92	41.40	28.00
2005	20.60	32.52	38.14	54.14	58.92	73.32	75.26	72.62	68.85	53.33	40.57	20.47
2006	33.53	25.44	36.80	55.12	60.75	71.36	77.62	73.12	60.78	47.71	40.73	33.19
2007	24.10	16.95	43.62	47.20	65.50	71.17	74.28	75.93	65.06	55.65	39.48	22.32
2008	18.38	19.53	33.42	46.27	58.75	71.52	73.06	74.97	66.43	51.04	35.92	18.29
2009	14.35	26.05	39.01	48.04	60.75	67.66	68.55	69.84	63.80	47.27	44.37	21.75
2010	14.62	17.35	39.96	58.42	61.56	73.69	65.26	55.23	34.13	31.82	39.89	20.73
2011	16.25	24.73	36.68	49.40	60.90	70.36	79.41	73.36	60.93	54.61	41.51	31.40
2012	28.12	30.38	52.67	52.49	66.52	73.00	79.28	71.59	63.13	50.46	40.56	29.24
2013	23.99	26.02	29.64	46.93	60.50	70.40	72.86	73.88	67.90	52.25	35.10	18.94
2014	14.70	14.74	31.98	48.60	62.06	71.29	69.86	72.54	63.20	51.69	30.81	29.60
2015	23.86	14.17	35.85	61.56	61.94	70.68	73.64	70.77	69.97	53.99	43.46	35.79
2016	21.49	29.95	43.52	51.12	61.18	74.35	73.94	73.70	68.91	57.73	46.21	24.95
2017	25.76	36.90	38.49	53.41	60.29	73.23	75.66	68.64	67.89	57.34	M	M
2018	M	M	M	M	M	M	M	M	M	M	M	31.69
2019	18.83	18.23	33.31	51.38	58.77	70.75	76.45	70.52	69.17	47.86	33.75	32.02
2020	24.15	26.33	42.78	48.50	58.75	73.77	76.98	73.95	63.86	47.80	43.68	28.00
2021	24.06	13.25	43.19	52.01	60.15	75.78	75.01	75.13	68.85	56.64	40.44	33.96
2022	15.79	22.18	38.52	45.83	63.30	73.26	75.58	74.04	66.63	52.04	38.67	24.30
2023	25.49	29.60	36.44	45.39	66.90	72.53	73.75	73.82	68.90	56.25	M	37.05
2024	21.11	36.94	41.70	52.67	64.02	73.62	73.28	72.30	68.36	58.31	41.55	29.81
2025	20.05	22.73	45.20	51.55	61.20	72.55	76.02	72.26	69.13	58.26	40.63	24.16
2026	19.85	32.64	45.08	54.28	64.75	71.85	77.23	73.46	M	M	M	M
NCEI Climatology	19.25	23.48	35.40	47.25	58.50	68.65	72.55	70.20	62.70	50.25	36.60	25.15

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
2000	M	72.0%	66.9%	63.3%	68.3%	72.8%	81.1%	81.2%	65.3%	69.6%	77.4%	82.0%
2001	85.3%	80.7%	83.1%	M	M	67.0%	74.0%	77.0%	77.1%	68.9%	71.1%	78.0%
2002	70.7%	71.7%	66.5%	71.2%	65.2%	72.8%	75.6%	78.3%	70.3%	79.9%	73.0%	73.1%
2003	71.4%	76.0%	75.3%	68.7%	69.8%	71.5%	76.2%	73.7%	64.5%	64.3%	70.1%	74.2%
2004	69.4%	74.2%	71.6%	55.9%	67.6%	67.7%	74.7%	72.8%	68.4%	70.1%	72.8%	70.2%
2005	78.6%	75.9%	64.8%	59.3%	61.1%	66.4%	68.0%	68.5%	62.9%	65.9%	67.3%	60.6%
2006	58.7%	56.4%	73.6%	62.8%	67.5%	64.2%	70.7%	78.4%	73.7%	68.1%	73.2%	73.8%
2007	78.2%	77.1%	78.0%	63.7%	65.4%	68.3%	68.7%	78.2%	69.8%	73.0%	63.9%	84.9%
2008	77.8%	80.2%	75.2%	71.7%	63.0%	46.3%	48.1%	69.0%	73.8%	65.0%	72.2%	74.9%
2009	72.7%	70.4%	65.6%	62.5%	59.6%	70.4%	71.8%	73.6%	75.3%	76.5%	70.1%	78.9%
2010	78.2%	75.8%	71.3%	58.9%	63.5%	75.8%	60.5%	38.4%	50.9%	54.6%	77.7%	88.4%
2011	85.9%	84.0%	80.2%	74.8%	72.5%	81.3%	83.6%	79.6%	76.6%	66.9%	75.8%	84.3%
2012	78.7%	83.3%	75.8%	70.1%	65.7%	66.8%	69.7%	71.6%	64.6%	71.7%	73.7%	82.3%
2013	77.9%	81.4%	81.3%	72.0%	76.4%	76.9%	73.2%	71.9%	71.5%	72.4%	75.5%	81.3%
2014	75.1%	80.0%	74.0%	69.0%	68.6%	78.1%	77.5%	85.0%	78.7%	73.9%	77.8%	85.9%
2015	81.3%	76.3%	67.7%	64.1%	72.5%	79.5%	79.5%	79.9%	73.3%	71.2%	76.3%	86.7%
2016	83.0%	80.4%	76.5%	68.5%	67.7%	67.1%	82.2%	82.3%	76.5%	76.1%	73.6%	76.1%
2017	81.8%	70.2%	69.3%	69.0%	67.3%	62.3%	73.7%	76.5%	70.8%	72.4%	M	M
2018	M	M	M	M	M	M	M	M	M	M	M	M
2019	M	M	M	M	81.3%	M	M	89.0%	M	M	M	M
2020	82.2%	72.9%	72.7%	64.9%	69.5%	66.2%	73.3%	66.0%	68.7%	63.6%	70.0%	77.9%
2021	83.4%	75.4%	68.8%	56.8%	66.8%	60.4%	74.6%	70.8%	64.4%	70.9%	63.2%	67.1%
2022	71.5%	68.0%	65.9%	63.7%	63.9%	60.4%	67.5%	70.7%	66.1%	58.6%	66.9%	75.2%
2023	83.1%	71.5%	70.9%	61.1%	55.0%	61.9%	72.9%	74.6%	70.5%	59.7%	M	M
2024	M	M	M	45.3%	80.1%	M	M	M	M	M	M	M
2025	M	69.0%	64.5%	65.4%	62.9%	72.9%	83.0%	78.8%	70.3%	68.3%	76.0%	84.4%
2026	75.4%	69.6%	68.4%	71.5%	56.5%	71.9%	78.3%	86.6%	M	M	M	M