National Weather Service United States Department of Commerce

Excessive Rainfall in the Southern Plains; Extreme Heat Coming to the Southwest U.S.

Heavy to severe thunderstorms may bring areas of excessive rainfall and flooding over parts of the southern Plains through Friday. A Slight Risk of excessive rainfall has been issued. Dangerously hot temperatures are forecast across parts of southern Arizona and far southeastern California Saturday through Monday. An Extreme Heat Watch has been issued. Read More >

Tulsa, OK

Weather Forecast Office

McAlester Climate

Weather.gov > Tulsa, OK > McAlester Climate

McAlester, Oklahoma Climatology

 

McAlester, OK   Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Average High Temperature   52.0 56.7 65.3 73.3 80.0 88.2 93.2 93.2 85.8 75.2 63.3 53.6 73.3
Average Low Temperature   30.2 34.2 42.4 50.1 59.8 68.2 72.0 70.7 62.9 51.5 40.9 32.9 51.3
Average Mean Temperature   41.1 45.5 53.9 61.7 69.9 78.2 82.6 81.9 74.3 63.3 52.1 43.3 62.3
Record High Temperature   81 2009 92 1996 94    2020 1974 97 2006 98 1998 106 1953 112 1954 113 2011 110 1998 99 1953 90 2017 80     2021 1970 1966 113    Aug 2011
Record Low Temperature   -14 1977

-11 2021 

  6     2002 24 2009

34 2011

 45 1983 51 1967 51 1989 34 1984 19 1993

  9   1976

  -5     1989 -14 Jan 1977
Average Days At or Above 100 Degrees   0 0 0 0 0 0.2 4.8 5.9 0.8 0 0 0 11.7
Average Days At or Above 90 Degrees   0 0.1 0.1 0.2 1.8 12.9 23.6 22.5 10.2 1.4 0 0 72.8
Average Days At or Below 32 Degrees   19.9 13.4 6.3 0.9 0 0 0 0 0 0.8 7.8 16.6 65.7
Average Days At or Below 0 Degrees   0 0 0 0 0 0 0 0 0 0 0 0 0.1
Average Rainfall   2.23 2.39 3.41 4.63 5.30 4.46 3.37 2.96 3.66 4.17 3.01 3.02 42.61
Record Rainfall   7.78 1998 7.83 2018 8.90 1985 14.18 1957 22.98 2015 8.86 1975 13.31 1953 9.54 1964 12.53 1967 17.43 1981 9.99 2024 10.50 2015 78.65 2015
Average Number of Rain Days   6.4 6.4 9.2 8.5 10.8 8.3 6.3 7.0 6.8 7.9 6.6 7.1 91.3
***Average Snowfall   3.2 1.1 0.3 0 0 0 0 0 0 0 0.1 0.8 5.5
* Record Snowfall   14.0 1977 13.4 1979 7.0   1989  T  1973 0 0 0 0 0

 T  1993

 3.0 1980    6.0    1975 22.4
Average Heating Degree Days   742 551 364 158 34 0 0 0 14 140 399 676 3078
Average Cooling Degree Days   1 3 19 59 186 396 546 525 295 89 12 2 2133
Average Date Of 32 Degrees**:   Last: March 26 First: November 5
Freezing Temperature:   Latest Recorded: April 25 (31°F in 2013) Earliest Recorded: October 9 (26°F in 2000)
Station Information   Elevation: 760 ft / Latitude: 34 53N / Longitude: 95 47W
Temperatures are reported in Fahrenheit and Rainfall/Snowfall totals are reported in inches.
Temperature and Precipitation records are for the period 1953-present.
Data is missing from August 1996-December 1997, December 2018-January 2019.

 

Averages are for the period 1991-2020.
***Averages are for the period 1981-2010.
**Averages are for the period of record.
* Snowfall records are only for the period July 1953 through January 1997
Rain day is defined as a day with 0.01 inches or more of rain.

(Annual totals may be slightly different than monthly totals due to rounding)
 

 

Updated: June 9, 2025

 

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