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

Cambridge Illinois Climate Data

Monthly Average Climate Data for Cambridge Illinois

Switch Data to Celsius/Metric Units

Month	Avg. Low	Avg. High	Avg. Precip
January	13.7 °F	30.0 °F	1.69 in.
February	17.2 °F	34.5 °F	1.88 in.
March	27.7 °F	47.8 °F	2.42 in.
April	38.6 °F	61.0 °F	3.83 in.
May	50.6 °F	72.0 °F	4.95 in.
June	60.6 °F	80.8 °F	4.73 in.
July	64.1 °F	83.8 °F	4.06 in.
August	61.9 °F	82.1 °F	3.84 in.
September	53.6 °F	76.4 °F	3.67 in.
October	41.8 °F	63.7 °F	2.91 in.
November	30.0 °F	48.3 °F	2.44 in.
December	19.7 °F	35.5 °F	2.06 in.
Annual	40 °F	59.7 °F	38.48 in.

Climate Data for Cambridge Illinois

Average First Frost Date	Oct. 11 - Oct. 20
Average Last Frost Date	Apr. 11 - Apr. 20
Average Days With Frost	100-125 Days
Plant Hardiness Zone	Zone 5b : -15°F to -10°F
Plant Hardiness Zone - 2012	Zone 5b : -15°F to -10°F
Current Drought Conditions	Abnormally Dry
Köppen Climate Classification	Dfa - Humid Continental Hot Summers With Year Around Precipitation

2026 plantmaps.com