Winter Weather

Temperature Precipitation

Other Facts

Average Annual: 50.23in Number of Days with Precipitation: 85

Wettest Year: 81.88in (2015) Driest Year: 25.12in (1954)

Greatest Daily Rainfall: 7.35in (8/14/02)

Average Annual: 60.0°F Average Maximum: 71.1°F Average Minimum: 48.9°F

Record High: 118°F Record Lowest: -23°F

Number of Days greater than 90°: 55 Number of Days High less than 32°: 7

Average Wind Speed: 7mph Sunshine: 50-75%

Average Humidity: 71% Thunderstorm Days: 50

Hail Events (1950-2016): 304 Number of Tornadoes (1950-2016): 32

Average Annual Snowfall: 8.6in Days with snow on the Ground: 7

Greatest Seasonal Snowfall: 23.6in (1976-1977)

Greatest Daily Snowfall: 14.0in (1/9/77)

Date of Average Last Freeze in Spring: April 5 Date of Average First Freeze in Fall: Nov. 3

Length of Growing Season: 215

WINDS 1994-2015

Sites: Cookson Mesonet Site (COOK)

Tahlequah Mesonet Site (TAHL)

Wind Roses show the prevailing direction from which the wind is blowing. North is up in the image. The circles show the percentage of time from which the wind is blowing in that direction, as well as the percentage of time for different wind speed ranges. The wind speed ranges are represented by different shades of color. For example, Cookson records a south wind just over 8% of the time, with winds blowing between 5 and 10mph about 3.5% (~7%-3.5%) of the time from that direction. The table below shows the percentage of time the wind is blowing from each of the 16-point compass headings, and the percent of time the prevailing wind is recorded in each speed bin.

www.climate.ok.gov www.mesonet.org

Alex Laney 04/2017