Harman US

Exeter, IL Weather & Growing Conditions

This Afternoon
92°F
Cloudy
Cloudy, with a high near 92. Southwest wind around 6 mph.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 92°F Cloudy 6 mph SW 4%
Tonight 69°F Mostly Cloudy 6 mph SSW 12%
Sunday 84°F Chance Showers And Thunderstorms 5 to 9 mph NNW 50%
Sunday Night 62°F Chance Showers And Thunderstorms 8 to 12 mph NE 73%
Monday 70°F Showers And Thunderstorms Likely 10 mph NE 73%
Monday Night 56°F Showers And Thunderstorms Likely 7 to 10 mph NE 57%
Tuesday 66°F Chance Rain Showers 10 mph NNE 33%
Tuesday Night 51°F Mostly Cloudy 5 to 9 mph N 6%
Wednesday 69°F Partly Sunny 7 mph N 1%
Wednesday Night 53°F Partly Cloudy 2 to 6 mph NNE 1%
Thursday 72°F Partly Sunny 5 mph NNE 0%
Thursday Night 57°F Mostly Cloudy then Slight Chance Rain Showers 3 mph NE 15%
Friday 75°F Slight Chance Rain Showers 1 to 6 mph NE 17%
Friday Night 57°F Partly Cloudy 5 mph NE 14%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Exeter, IL

Last spring frost
Apr 18
First fall frost
Oct 20
Growing season
183 days
Hardiness zone
6a

Explore more for Exeter, IL: full frost dates · planting calendar · Illinois frost dates

Climate data from the nearest NOAA station, Winchester, Il (7.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.