select pnm,lnm,st_cd,st_nm,cnty_id,dm,dm_date,dm_hist,avg_tmax_data,avg_tmin_data,avg_prcp_data,rec_hi_data,rec_lo_data,avg_sndp_data,x,y,ff,lf,fd,hz,er,hz_source,kg,hzd,clim_stn_nm,hz12,hz90, feels_like_min,feels_like_max,days_of_prcp,snow,cloud_cover,humidity,wind_speed from worldtg8_pm.pm_climate_points_namer where surl = 'fort-supply' and st_surl='oklahoma' and iso_cc = 'US' and prim_loc in (1,2) Fort Supply Oklahoma Climate Data - Updated February 2026

Fort Supply Oklahoma Climate Data

Monthly Average Climate Data for Fort Supply Oklahoma

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January21.8 °F48.9 °F0.8 in.
February24.6 °F52.3 °F0.94 in.
March33.6 °F62.3 °F1.79 in.
April42.5 °F71.2 °F2.03 in.
May53.6 °F80.0 °F3.16 in.
June64.1 °F88.8 °F3.61 in.
July68.6 °F94.2 °F2.64 in.
August66.6 °F93.1 °F2.9 in.
September58.0 °F85.2 °F1.88 in.
October44.8 °F73.3 °F2.37 in.
November32.3 °F60.5 °F1.1 in.
December23.3 °F49.4 °F1.07 in.
Annual44.5 °F71.6 °F24.29 in.

Climate Data for Fort Supply Oklahoma

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 11 - Apr. 20
Average Days With Frost75-100 Days
Plant Hardiness ZoneZone 7a : 0°F to 5°F
Plant Hardiness Zone - 2012Zone 6b : -5°F to 0°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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