Oak Ridge climate normals and records

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Oak Ridge Climate Normals and Records

(records began in 1948)

Note: The following monthly climatological data is not considered official. For copies of official data, contact the National Climatic Data Center.

Daily and Monthly Climate Normals and Records ('Normals' are thirty year averages based on the period 1971-2000)
Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec

Oak Ridge Annual Averages
Precipitation.....55.1 inches	Days with 0.01" or more of precipitation.....128
Snowfall.....11.1 inches	Days with 1.0" or more of snowfall.....4
Days with thunderstorms.....39	Days at or above 90 F.....35
Days with dense fog.....37	Days at or below 32 F.....89
Average first freeze.....October 27	Average last freeze.....April 11
Average first frost.....October 18	Average last frost.....April 26

Oak Ridge All-Time Records
All Time Highest Temperature	105 F	July 28, 1952
All Time Lowest Temperature	-17 F	January 21, 1985
Most Rain in One Hour	3.43"	August 10, 1960
Most Rain in 24 Hours	7.48"	August 10-11, 1960
Most Rain in One Month	19.27"	July 1967
Most Rain in One Year	76.33"	1973
Most Snow in 24 Hours	12.0"	March 9, 1960
Most Snow in One Month	21.0	March 1960
Snowfall on Christmas	Trace	2002
	Trace	1993
	0.5"	1992
	1.0"	1976
	7.8"	1969
Strongest Wind Gust	49 MPH	June 2, 1999

Warmest/Coldest Monthly Average Temperatures
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Warmest	48.1	49.1	55.0	63.8	72.5	80.4	82.1	83.6	76.6	65.5	54.5	51.0
	1950	1957	1973	1948	1962	1952	1993	2007	1998	1984	1985	1956
Coldest	24.8	31.1	41.2	51.2	60.5	67.7	72.1	72.3	64.4	51.8	39.7	30.5
	1977	1978	1969	1983	1976	1974	1967	1950 1976	1949	1988	1976	1963 1989

Wettest/Driest Monthly Precipitation Totals
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Wettest	13.27	12.78	12.24	14.03	10.70	11.14	19.27	10.46	9.10	6.95	12.22	12.64
	1954	2003	1975	1998	1984	1989	1967	1960	1957	1972	1948	1990
Driest	0.93	0.84	2.13	0.88	0.80	0.53	1.23	0.54	0.41	Trace	1.37	0.67
	1981	1968	1957	1976	1970	1988	1995	1953	1961	1963	1949	1965

National Weather Service
Morristown, TN Weather Forecast Office
5974 Commerce Blvd.
Morristown, TN 37814
(423) 586-3771
Page Author: MRX Webmaster
Web Master's E-mail: sr-mrx.webmaster@noaa.gov
Page last modified: 4-Nov-2009 1:44 PM UTC