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

Radom Illinois Climate Data

Monthly Average Climate Data for Radom Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January22.6 °F39.1 °F2.92 in.
February26.0 °F44.1 °F2.6 in.
March34.6 °F54.3 °F3.74 in.
April45.0 °F66.3 °F4.89 in.
May55.6 °F75.4 °F5.08 in.
June64.3 °F84.3 °F4.87 in.
July67.6 °F87.4 °F4.1 in.
August65.3 °F86.4 °F3.21 in.
September57.1 °F80.4 °F3.34 in.
October45.8 °F69.1 °F3.33 in.
November35.5 °F54.6 °F3.94 in.
December27.2 °F43.3 °F3.02 in.
Annual45.6 °F65.4 °F45.04 in.

Climate Data for Radom Illinois

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 1 - Apr. 10
Average Days With Frost50-75 Days
Plant Hardiness ZoneZone 6b : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6b : -5°F to 0°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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