Tulsa, OK

Weather Forecast Office

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

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

0.2

4.8

5.9

0.8

0

11.7

Average Days At or Above 90 Degrees

0

0.1

0.2

1.8

12.9

23.6

22.5

10.2

1.4

0

72.8

Average Days At or Below 32 Degrees

19.9

13.4

6.3

0.9

0

0.8

7.8

16.6

65.7

Average Days At or Below 0 Degrees

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

9.81 1973

10.50 2015

78.65 2015

Average Number of Rain Days

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

0.1

0.8

5.5

* Record Snowfall

14.0 1977

13.4 1979

7.0 1989

T 1973

0

T 1993

3.0 1980

6.0 1975

22.4

Average Heating Degree Days

742

551

364

158

34

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 8

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: March 16, 2023