Cooksville, IL Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Cooksville, a village in Mclean County, Illinois.

Overnight

57°F

Light Rain Likely

Rain likely. Mostly cloudy, with a low around 57. South southwest wind 14 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.

7-day forecast for Cooksville

When	Temp	Forecast	Wind	Precip
Overnight	57°F	Light Rain Likely	14 to 17 mph SSW	62%
Wednesday	61°F	Patchy Drizzle	13 to 17 mph SW	17%
Wednesday Night	46°F	Patchy Drizzle then Mostly Cloudy	14 mph SW	10%
Thursday	58°F	Mostly Cloudy then Slight Chance Light Rain	13 to 17 mph WSW	18%
Thursday Night	41°F	Chance Light Rain	7 to 10 mph WNW	37%
Friday	52°F	Partly Sunny	13 mph NNW	11%
Friday Night	32°F	Partly Cloudy	5 to 10 mph NNW	0%
Saturday	53°F	Sunny	7 mph NW	0%
Saturday Night	31°F	Mostly Clear	5 mph WNW	2%
Sunday	58°F	Sunny	5 to 10 mph W	1%
Sunday Night	33°F	Clear	6 mph W	0%
Monday	63°F	Sunny	3 to 9 mph SW	0%
Monday Night	38°F	Mostly Clear	8 mph WSW	1%
Tuesday	65°F	Sunny	7 mph WNW	0%

Forecast source: National Weather Service (api.weather.gov) for Cooksville (40.543, -88.715). Updated through the day.

Growing snapshot for Cooksville

Last spring frost

Apr 25

First fall frost

Oct 16

Growing season

172 days

Hardiness zone

More local growing data for Cooksville: nearby ZIP 61730 weather · frost dates · planting calendar · Illinois frost dates

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Climate data from the nearest NOAA station, Normal 4Ne, Il (11.4 mi from Cooksville). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.