Harman US

Benson, IL Weather & Growing Conditions

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

Tonight
54°F
Light Rain
Rain and a slight chance of thunderstorms. Mostly cloudy. Low around 54, with temperatures rising to around 59 overnight. South wind 14 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

7-day forecast for Benson

WhenTempForecastWindPrecip
Tonight 54°F Light Rain 14 to 17 mph S 90%
Wednesday 60°F Chance Light Rain then Mostly Cloudy 16 mph SW 30%
Wednesday Night 46°F Mostly Cloudy 13 mph SW 6%
Thursday 59°F Mostly Cloudy 9 to 14 mph WSW 10%
Thursday Night 42°F Chance Light Rain 5 to 8 mph NW 32%
Friday 54°F Slight Chance Light Rain 7 to 12 mph N 21%
Friday Night 35°F Mostly Cloudy 2 to 9 mph NNW 4%
Saturday 53°F Mostly Sunny 5 mph WNW 3%
Saturday Night 34°F Partly Cloudy 3 mph WSW 3%
Sunday 59°F Sunny 3 to 9 mph W 14%
Sunday Night 35°F Mostly Clear 6 mph W 6%
Monday 63°F Sunny 3 to 12 mph SW 3%
Monday Night 39°F Mostly Clear 5 to 8 mph WSW 2%
Tuesday 65°F Sunny 7 mph WNW 0%

Forecast source: National Weather Service (api.weather.gov) for Benson (40.851, -89.121). Updated through the day.

Growing snapshot for Benson

Last spring frost
Apr 26
First fall frost
Oct 17
Growing season
173 days
Hardiness zone
5b

More local growing data for Benson: nearby ZIP 61516 weather · frost dates · planting calendar · Illinois frost dates

Nearby towns & communities

All Illinois locations ›

Climate data from the nearest NOAA station, Minonk, Il (6.5 mi from Benson). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.