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 = 'hinckley' and st_surl='illinois' and iso_cc = 'US' and prim_loc in (1,2) Hinckley Illinois Climate Data - Updated February 2026

Hinckley Illinois Climate Data

Monthly Average Climate Data for Hinckley Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January13.7 °F29.4 °F1.81 in.
February17.0 °F33.6 °F1.79 in.
March27.0 °F45.9 °F2.3 in.
April37.6 °F59.2 °F3.66 in.
May49.2 °F70.6 °F4.82 in.
June59.2 °F80.2 °F4.52 in.
July62.7 °F83.4 °F3.86 in.
August60.6 °F81.4 °F3.86 in.
September52.4 °F75.7 °F3.4 in.
October40.6 °F62.7 °F3.2 in.
November30.0 °F47.7 °F2.47 in.
December19.8 °F34.9 °F2.08 in.
Annual39.2 °F58.7 °F37.77 in.

Climate Data for Hinckley Illinois

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateApr. 11 - Apr. 20
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 ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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