Heavy to excessive rainfall may lead to flooding Wednesday over southwest Pennsylvania into northern West Virginia, and western Maryland. Flood Watches have been issued. An extended period of hot weather will continue for parts of coastal southern California including Los Angeles through Thursday. Heat Advisories remain in effect. 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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