Mahomet, IL Weather & Growing Conditions

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

Today

83°F

Patchy Fog then Sunny

Patchy fog before 9am. Sunny, with a high near 83. South wind around 5 mph.

7-day forecast for Mahomet

When	Temp	Forecast	Wind	Precip
Today	83°F	Patchy Fog then Sunny	5 mph S	0%
Tonight	65°F	Mostly Clear	5 mph SSE	0%
Wednesday	84°F	Mostly Sunny	3 to 8 mph S	12%
Wednesday Night	67°F	Chance Showers And Thunderstorms	6 mph S	81%
Thursday	80°F	Showers And Thunderstorms	7 mph SSW	81%
Thursday Night	65°F	Chance Showers And Thunderstorms	5 mph S	33%
Friday	82°F	Mostly Sunny	3 mph SSW	14%
Friday Night	65°F	Slight Chance Showers And Thunderstorms	3 mph S	24%
Saturday	84°F	Slight Chance Rain Showers then Mostly Sunny	6 mph SSW	18%
Saturday Night	69°F	Mostly Clear	5 to 9 mph SSW	13%
Sunday	86°F	Sunny	9 to 13 mph SSW	8%
Sunday Night	71°F	Partly Cloudy	12 mph SSW	12%
Monday	86°F	Slight Chance Showers And Thunderstorms	12 mph SSW	17%
Monday Night	71°F	Slight Chance Showers And Thunderstorms	12 mph SW	29%

Forecast source: National Weather Service (api.weather.gov) for Mahomet (40.190, -88.390). Updated through the day.

Growing snapshot for Mahomet

Last spring frost

Apr 23

First fall frost

Oct 13

Growing season

170 days

Hardiness zone

More local growing data for Mahomet: nearby ZIP 61853 weather · frost dates · planting calendar · Illinois frost dates

Nearby towns & communities

Bondville Broadlands Champaign Dewey Fisher Foosland Gifford Homer Ivesdale Lake of the Woods Longview Ludlow Ogden Penfield Pesotum Philo Rantoul Royal Sadorus Savoy Seymour Sidney St. Joseph Thomasboro Tolono Urbana

All Illinois locations ›

Climate data from the nearest NOAA station, Champaign 9 Sw, Il (12.5 mi from Mahomet). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.