A rapidly-intensifying winter storm continues to bring heavy snow, high winds, and blizzard conditions over the Upper Midwest and Great Lakes through today. An Arctic front will lead in a period of gusty to high winds and sharply colder temperatures over the entire eastern U.S. Heavy lake effect snow is then expected from Lakes Erie and Ontario through New Year's Day. Read More >
Tahlequah, Oklahoma Climatology
| Tahlequah, OK | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |
| Average High Temperature | 49.0 | 54.0 | 63.4 | 72.1 | 78.5 | 85.5 | 90.8 | 91.5 | 83.5 | 73.0 | 61.4 | 50.2 | 71.1 | |
| Average Low Temperature | 27.1 | 31.5 | 39.8 | 48.4 | 57.3 | 65.0 | 69.2 | 68.1 | 60.4 | 49.5 | 39.5 | 29.5 | 48.9 | |
| Average Mean Temperature | 38.1 | 42.7 | 51.6 | 60.3 | 67.9 | 75.2 | 80.0 | 79.8 | 71.9 | 61.2 | 50.5 | 39.9 | 60.0 | |
| * Record High Temperature | 78 | 86 | 92 | 93 | 97 | 105 | 114 | 110 | 105 | 98 | 86 | 80 | 114 | |
| * Record Low Temperature | -13 | -9 | -10 | 20 | 30 | 42 | 45 | 48 | 28 | 17 | 6 | -14 | -14 | |
| Average Days Above 100 Degrees | 0 | 0 | 0 | 0 | 0 | 0 | 0.9 | 2.1 | 0.3 | 0 | 0 | 0 | 3.3 | |
| Average Days Above 90 Degrees | 0 | 0 | 0 | 0.1 | 0.2 | 5.4 | 17.2 | 19.4 | 5.3 | 0.1 | 0 | 0 | 47.8 | |
| Average Days Below 32 Degrees | 21.3 | 14.7 | 7.4 | 1.3 | 0 | 0 | 0 | 0 | 0 | 1.5 | 8.3 | 18.1 | 72.7 | |
| Average Days Below 10 Degrees | 2.0 | 0.9 | 0.2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.6 | 4.7 | |
| Average Rainfall | 2.58 | 2.65 | 4.10 | 4.03 | 6.26 | 5.20 | 4.40 | 3.87 | 5.14 | 4.61 | 4.30 | 3.09 | 50.23 | |
| * Record Rainfall | 6.19 | 8.68 | 9.71 | 9.69 | 12.92 | 10.32 | 13.44 | 11.08 | 12.67 | 12.37 | 7.12 | 7.52 | 73.48 | |
| Average Number of Rain Days | 5.1 | 6.0 | 7.8 | 8.2 | 9.7 | 8.7 | 6.3 | 6.0 | 7.0 | 7.3 | 7.1 | 6.3 | 85.5 | |
| Average Snowfall | 2.0 | 1.6 | 0.4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.2 | 1.3 | 5.5 | |
| * Record Snowfall | 17.5 | 11.4 | 18.0 | 2.6 | 0 | 0 | 0 | 0 | 0 | 0 | 4.7 | 7.4 | 20.2 | |
| Average Heating Degree Days | 836 | 623 | 425 | 188 | 44 | 3 | 0 | 0 | 28 | 169 | 443 | 780 | 3539 | |
| Average Cooling Degree Days | 0 | 0 | 10 | 46 | 134 | 310 | 465 | 459 | 236 | 53 | 7 | 1 | 1720 | |
| Station Information | Elevation: 850 ft / Latitude: 35 56N / Longitude: 94 58W | |||||||||||||
| Temperatures are reported in Fahrenheit and Rainfall/Snowfall totals are reported in inches. * Records are for the period 1948-1991. Other averages are for the period 1981-2010. |
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