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 = 'koontz-lake' and st_surl='indiana' and iso_cc = 'US' and prim_loc in (1,2) Koontz Lake Indiana Climate Data - Updated February 2026

Koontz Lake Indiana Climate Data

Monthly Average Climate Data for Koontz Lake Indiana

Switch Data to Celsius/Metric Units

Month	Avg. Low	Avg. High	Avg. Precip
January	16.4 °F	31.8 °F	2.58 in.
February	19.1 °F	35.7 °F	2.3 in.
March	27.6 °F	46.9 °F	2.38 in.
April	37.9 °F	59.7 °F	3.61 in.
May	49.5 °F	70.9 °F	4.39 in.
June	59.3 °F	80.0 °F	4.4 in.
July	62.1 °F	83.0 °F	4.38 in.
August	60.2 °F	81.3 °F	4.19 in.
September	52.5 °F	75.7 °F	3.37 in.
October	41.6 °F	63.3 °F	3.45 in.
November	31.7 °F	48.8 °F	2.99 in.
December	22.6 °F	37.1 °F	2.44 in.
Annual	40 °F	59.5 °F	40.48 in.

Climate Data for Koontz Lake Indiana

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	Normal
Köppen Climate Classification	Dfa - Humid Continental Hot Summers With Year Around Precipitation

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