
Areas of gusty winds, heavy rain leading to flash flooding, and high surf continue across portions of Hawaii as Tropical Storm Lala continues to move away from the islands. Severe thunderstorm, heavy rainfall, and flash flooding threats continue from the Midwest to the Mid-Atlantic and across the central High Plains. Record heat continues for areas of the central/southern Plain into the Southeast Read More >
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 | 83 2025 | 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. (Annual totals may be slightly different than monthly totals due to rounding) |
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Updated: August 4, 2026