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Heyworth, IL Weather & Growing Conditions

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

This Afternoon
71°F
Light Rain Likely
Rain likely and a slight chance of thunderstorms. Mostly cloudy, with a high near 71. South wind around 23 mph, with gusts as high as 35 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.

7-day forecast for Heyworth

WhenTempForecastWindPrecip
This Afternoon 71°F Light Rain Likely 23 mph S 64%
Tonight 53°F Rain 16 to 20 mph S 79%
Wednesday 61°F Chance Light Rain then Mostly Cloudy 17 mph SW 27%
Wednesday Night 44°F Mostly Cloudy 14 mph SW 4%
Thursday 60°F Mostly Sunny 12 to 17 mph WSW 6%
Thursday Night 42°F Mostly Cloudy then Slight Chance Light Rain 6 to 10 mph NW 21%
Friday 55°F Slight Chance Light Rain then Partly Sunny 8 to 13 mph NNW 16%
Friday Night 35°F Mostly Cloudy 3 to 12 mph N 7%
Saturday 54°F Mostly Sunny 3 to 7 mph WNW 2%
Saturday Night 33°F Partly Cloudy 5 mph W 3%
Sunday 60°F Sunny 5 to 12 mph W 13%
Sunday Night 34°F Mostly Clear 5 to 9 mph WNW 7%
Monday 64°F Sunny 5 to 14 mph SW 3%
Monday Night 39°F Mostly Clear 6 to 10 mph WSW 2%

Forecast source: National Weather Service (api.weather.gov) for Heyworth (40.314, -88.992). Updated through the day.

Growing snapshot for Heyworth

Last spring frost
Apr 21
First fall frost
Oct 20
Growing season
181 days
Hardiness zone
6a

More local growing data for Heyworth: nearby ZIP 61745 weather · frost dates · planting calendar · Illinois frost dates

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Climate data from the nearest NOAA station, Bloomington 5W, Il (13.1 mi from Heyworth). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.