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 = 'haswell' and st_surl='colorado' and iso_cc = 'US' and prim_loc in (1,2) Haswell Colorado Climate Data - Updated February 2026

Haswell Colorado Climate Data

Monthly Average Climate Data for Haswell Colorado

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January14.2 °F45.7 °F0.28 in.
February17.1 °F48.2 °F0.31 in.
March25.2 °F58.4 °F0.81 in.
April33.0 °F65.3 °F1.25 in.
May44.1 °F75.4 °F1.98 in.
June54.3 °F86.6 °F1.85 in.
July59.7 °F91.6 °F2.67 in.
August58.2 °F88.9 °F2.61 in.
September48.7 °F81.6 °F0.88 in.
October34.8 °F68.7 °F0.98 in.
November22.9 °F55.5 °F0.44 in.
December14.7 °F45.5 °F0.33 in.
Annual35.6 °F67.6 °F14.39 in.

Climate Data for Haswell Colorado

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 1 - May 10
Average Days With Frost100-125 Days
Plant Hardiness ZoneZone 5b : -15°F to -10°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsNormal
Köppen Climate ClassificationBSk - Cold Semi-Arid Climate
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