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Hinckley, IL Weather & Growing Conditions

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

Today
79°F
Showers And Thunderstorms then Showers And Thunderstorms Likely
Showers and thunderstorms before noon, then showers and thunderstorms likely. Cloudy, with a high near 79. East southeast wind 5 to 10 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

7-day forecast for Hinckley

WhenTempForecastWindPrecip
Today 79°F Showers And Thunderstorms then Showers And Thunderstorms Likely 5 to 10 mph ESE 100%
Tonight 64°F Showers And Thunderstorms 5 to 10 mph NE 96%
Sunday 70°F Showers And Thunderstorms Likely 10 to 15 mph NNE 60%
Sunday Night 56°F Chance Rain Showers 15 mph NE 36%
Monday 65°F Chance Rain Showers 15 mph ENE 43%
Monday Night 51°F Slight Chance Rain Showers then Mostly Cloudy 10 to 15 mph NE 24%
Tuesday 63°F Slight Chance Rain Showers 15 mph NE 19%
Tuesday Night 50°F Partly Cloudy 10 to 15 mph NE 9%
Wednesday 66°F Mostly Sunny 10 to 15 mph NE 6%
Wednesday Night 51°F Partly Cloudy 5 to 10 mph NNE 1%
Thursday 68°F Partly Sunny 5 to 10 mph NNE 3%
Thursday Night 52°F Partly Cloudy 5 to 10 mph NNE 3%
Friday 72°F Mostly Sunny 5 to 10 mph NE 3%
Friday Night 52°F Partly Cloudy 5 to 10 mph NE 3%

Forecast source: National Weather Service (api.weather.gov) for Hinckley (41.771, -88.640). Updated through the day.

Growing snapshot for Hinckley

Last spring frost
Apr 28
First fall frost
Oct 13
Growing season
166 days
Hardiness zone
5b

More local growing data for Hinckley: nearby ZIP 60520 weather · frost dates · planting calendar · Illinois frost dates

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Climate data from the nearest NOAA station, Chicago Aurora Muni Ap, Il (9.7 mi from Hinckley). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.