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 = 'hennessey' and st_surl='oklahoma' and iso_cc = 'US' and prim_loc in (1,2) Hennessey Oklahoma Climate Data - Updated February 2026

Hennessey Oklahoma Climate Data

Monthly Average Climate Data for Hennessey Oklahoma

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January24.8 °F48.1 °F1.08 in.
February27.8 °F52.0 °F1.48 in.
March36.4 °F61.6 °F2.46 in.
April44.9 °F70.5 °F3.62 in.
May56.1 °F79.5 °F4.85 in.
June66.1 °F89.5 °F4.63 in.
July70.5 °F95.1 °F3.04 in.
August69.0 °F93.7 °F3.48 in.
September61.1 °F86.0 °F2.62 in.
October48.4 °F73.4 °F3.08 in.
November36.3 °F60.4 °F1.8 in.
December27.1 °F49.3 °F1.59 in.
Annual47.4 °F71.6 °F33.73 in.

Climate Data for Hennessey Oklahoma

Average First Frost DateNov. 1 - Nov. 10
Average Last Frost DateApr. 1 - Apr. 10
Average Days With Frost50-75 Days
Plant Hardiness ZoneZone 7a : 0°F to 5°F
Plant Hardiness Zone - 2012Zone 7a : 0°F to 5°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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