Isolated severe thunderstorms with locally damaging wind gusts and hail are possible Monday across parts of the Southeast U.S. Elevated to critical fire weather including gusty winds and low relative humidity is forecast Monday over much of the northern Great Plains. Above normal temperatures in the Southeast and Southwest U.S. will bring moderate to isolated major HeatRisk Monday. 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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