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Mansfield, IL Weather & Growing Conditions

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

Today
87°F
Showers And Thunderstorms then Chance Showers And Thunderstorms
Showers and thunderstorms before 11am, then a chance of showers and thunderstorms between 11am and 1pm. Mostly cloudy, with a high near 87. Southeast wind around 8 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.

7-day forecast for Mansfield

WhenTempForecastWindPrecip
Today 87°F Showers And Thunderstorms then Chance Showers And Thunderstorms 8 mph SE 78%
Tonight 68°F Chance Showers And Thunderstorms 5 to 8 mph SSW 30%
Sunday 79°F Chance Showers And Thunderstorms 5 to 15 mph N 69%
Sunday Night 58°F Showers And Thunderstorms Likely then Chance Showers And Thunderstorms 17 mph NE 63%
Monday 67°F Showers And Thunderstorms Likely 16 to 20 mph ENE 69%
Monday Night 52°F Chance Rain Showers 14 to 20 mph NE 51%
Tuesday 65°F Chance Rain Showers 17 mph NE 35%
Tuesday Night 51°F Chance Showers And Thunderstorms then Mostly Cloudy 10 to 17 mph NNE 35%
Wednesday 68°F Mostly Sunny 14 mph NNE 5%
Wednesday Night 52°F Partly Cloudy 7 to 14 mph NNE 5%
Thursday 70°F Partly Sunny 10 mph NNE 3%
Thursday Night 53°F Partly Cloudy 7 to 10 mph NNE 3%
Friday 73°F Mostly Sunny 8 to 12 mph NE 3%
Friday Night 53°F Partly Cloudy 7 to 10 mph NE 3%

Forecast source: National Weather Service (api.weather.gov) for Mansfield (40.212, -88.509). Updated through the day.

Growing snapshot for Mansfield

Last spring frost
Apr 23
First fall frost
Oct 13
Growing season
170 days
Hardiness zone
6a

More local growing data for Mansfield: nearby ZIP 61854 weather · frost dates · planting calendar · Illinois frost dates

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Climate data from the nearest NOAA station, Champaign 9 Sw, Il (13.1 mi from Mansfield). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.