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

Carlinville Illinois Climate Data

Monthly Average Climate Data for Carlinville Illinois

Switch Data to Celsius/Metric Units

Month	Avg. Low	Avg. High	Avg. Precip
January	20.0 °F	36.0 °F	2.32 in.
February	23.6 °F	41.1 °F	2.05 in.
March	32.5 °F	52.3 °F	2.94 in.
April	42.9 °F	65.0 °F	4.66 in.
May	54.1 °F	74.8 °F	4.72 in.
June	63.0 °F	83.2 °F	4.28 in.
July	66.2 °F	86.2 °F	3.78 in.
August	64.0 °F	85.1 °F	3.38 in.
September	55.7 °F	79.5 °F	3.34 in.
October	44.4 °F	67.4 °F	3.32 in.
November	34.1 °F	52.8 °F	3.41 in.
December	25.1 °F	40.9 °F	2.3 in.
Annual	43.8 °F	63.7 °F	40.5 in.

Climate Data for Carlinville Illinois

Average First Frost Date	Oct. 21 - Oct. 31
Average Last Frost Date	Apr. 1 - Apr. 10
Average Days With Frost	50-75 Days
Plant Hardiness Zone	Zone 6b : -5°F to 0°F
Plant Hardiness Zone - 2012	Zone 6a : -10°F to -5°F
Current Drought Conditions	Severe Drought
Köppen Climate Classification	Dfa - Humid Continental Hot Summers With Year Around Precipitation

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