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 = 'hillsdale' and st_surl='wyoming' and iso_cc = 'US' and prim_loc in (1,2) Hillsdale Wyoming Climate Data - Updated February 2026

Hillsdale Wyoming Climate Data

Monthly Average Climate Data for Hillsdale Wyoming

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January16.0 °F40.5 °F0.37 in.
February16.4 °F41.5 °F0.49 in.
March23.2 °F50.3 °F0.87 in.
April29.4 °F56.7 °F1.45 in.
May38.8 °F66.0 °F2.65 in.
June48.0 °F78.3 °F2.2 in.
July54.5 °F85.7 °F2.27 in.
August52.5 °F83.9 °F1.72 in.
September43.9 °F75.5 °F1.57 in.
October32.3 °F61.7 °F1.06 in.
November22.5 °F48.8 °F0.62 in.
December15.5 °F40.2 °F0.46 in.
Annual32.8 °F60.8 °F15.73 in.

Climate Data for Hillsdale Wyoming

Average First Frost DateSep. 21 - Sep. 30
Average Last Frost DateMay 11 - May 20
Average Days With Frost125-150 Days
Plant Hardiness ZoneZone 5a : -20°F to -15°F
Plant Hardiness Zone - 2012Zone 5a : -20°F to -15°F
Current Drought ConditionsSevere Drought
Köppen Climate ClassificationBSk - Cold Semi-Arid Climate
2026 plantmaps.com