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 = 'holiday-hills' and st_surl='illinois' and iso_cc = 'US' and prim_loc in (1,2) Holiday Hills Illinois Climate Data - Updated February 2026

Holiday Hills Illinois Climate Data

Monthly Average Climate Data for Holiday Hills Illinois

Switch Data to Celsius/Metric Units

Month	Avg. Low	Avg. High	Avg. Precip
January	13.7 °F	29.3 °F	1.81 in.
February	16.5 °F	32.9 °F	1.86 in.
March	26.1 °F	44.3 °F	2.22 in.
April	36.6 °F	57.7 °F	3.75 in.
May	47.5 °F	69.1 °F	4.74 in.
June	57.6 °F	79.0 °F	4.91 in.
July	62.5 °F	83.1 °F	3.92 in.
August	61.0 °F	81.2 °F	3.91 in.
September	52.8 °F	74.5 °F	3.55 in.
October	40.9 °F	61.5 °F	3.15 in.
November	30.2 °F	47.0 °F	2.41 in.
December	20.0 °F	34.9 °F	2.02 in.
Annual	38.8 °F	57.9 °F	38.25 in.

Climate Data for Holiday Hills Illinois

Average First Frost Date	Oct. 11 - Oct. 20
Average Last Frost Date	Apr. 21 - Apr. 30
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

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