NWS Norman, Oklahoma - Monthly and Annual Averages and Records for Oklahoma City, Oklahoma

All-time Records for Oklahoma City, Oklahoma
Temperature Highest: 113 (8/11/1936) Lowest: -17 (2/12/1899)	Precipitation Normal for year: 33.36" Most in one year: 52.03" (1908) Least in one year: 15.74" (1901) Most in one month: 14.66" (6/1989) Least in one month: Zero (1/1986) Most in 24 hours: 8.95" (10/19 - 10/20/1983)	Snowfall Average for a season: 9.1" Most in one season: 25.2" (1947-1948) Most in one month: 20.7" (3/1924) Most in 24 hours: 11.3" (3/19/1924)

Monthly and Annual Averages and Records for Oklahoma City, Oklahoma
Monthly Averages		Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Year
Average High Temperature		47	52	62	72	79	87	93	93	84	74	60	50	71
Average Low Temperature		25	30	39	49	58	67	71	70	62	50	39	29	49
Average Dewpoint Temperature		26	29	35	46	57	65	66	65	59	48	36	29	47
Average Relative Humidity	Daily:	67%	66%	61%	61%	68%	67%	61%	62%	67%	64%	67%	68%	65%
	12 am:	72%	72%	68%	69%	76%	77%	70%	70%	76%	72%	74%	73%	72%
	6 am:	77%	77%	75%	76%	83%	84%	80%	80%	83%	79%	79%	78%	79%
	12 pm:	58%	58%	52%	51%	57%	56%	49%	50%	55%	52%	56%	58%	54%
	6 pm:	58%	54%	48%	48%	54%	53%	46%	46%	53%	54%	60%	62%	53%
Percent of Possible Sunshine		60%	61%	65%	66%	66%	76%	80%	80%	74%	70%	62%	59%	68%
Average Precipitation		1.13	1.56	2.71	2.77	5.22	4.31	2.61	2.60	3.84	3.23	1.98	1.40	33.36
Average Snowfall		2.8	2.7	1.2	Tr.	0	0	0	0	0	Tr.	0.6	1.8	9.1
Average Wind Speed (mph)		13.4	14.0	15.1	14.9	13.3	12.4	11.4	10.9	11.7	12.3	13.2	12.9	13.0
Monthly Records
Record High Temperature		83	92	97	100	104	107	110	113	108	97	87	86	113
Record Low Temperature		-11	-17	1	20	32	46	53	49	35	16	9	-8	-17
Most Precipitation		5.64	4.63	7.85	11.91	12.07	14.66	11.90	8.34	11.85	13.18	9.63	8.14	52.03
Least Precipitation		0.00	0.02	0.02	0.03	0.43	0.02	Trace	0.17	0.06	Trace	Trace	Trace	15.74
Most Snowfall		17.3	12.9	20.7	4.1						1.3	7.5	8.3	25.2
Average Percent of Days with...
...measurable precipitation		16%	22%	23%	25%	31%	27%	20%	22%	26%	21%	19%	18%	22%
...snow of 1" or more		3%	4%	1%	<1%	0%	0%	0%	0%	0%	<1%	1%	2%	<1%
...thunderstorms		2%	5%	10%	18%	29%	29%	20%	21%	17%	10%	4%	2%	14%
...heavy fog (1/4 mi. or less)		12%	11%	6%	3%	3%	1%	1%	2%	3%	5%	7%	11%	5%
...clear skies		34%	32%	32%	31%	28%	35%	47%	46%	44%	46%	40%	38%	38%
...partly cloudy skies		21%	23%	26%	27%	32%	36%	31%	32%	26%	22%	22%	19%	26%
...cloudy skies		45%	45%	43%	42%	40%	29%	22%	21%	29%	32%	38%	43%	36%

Oklahoma City, Oklahoma (OKC)