Harman US

Sesser, IL Weather & Growing Conditions

Overnight
72°F
Mostly Clear
Mostly clear. Low around 72, with temperatures rising to around 74 overnight. South southeast wind around 2 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 72°F Mostly Clear 2 mph SSE 2%
Saturday 99°F Sunny 2 to 8 mph SW 3%
Saturday Night 73°F Partly Cloudy 5 mph SSW 2%
Sunday 97°F Mostly Sunny 3 to 7 mph WSW 1%
Sunday Night 69°F Mostly Cloudy then Chance Showers And Thunderstorms 5 to 8 mph N 41%
Monday 84°F Showers And Thunderstorms Likely 6 to 12 mph NNE 62%
Monday Night 61°F Showers And Thunderstorms Likely 7 to 13 mph NNE 62%
Tuesday 75°F Chance Showers And Thunderstorms 9 to 14 mph N 33%
Tuesday Night 57°F Slight Chance Rain Showers then Mostly Cloudy 6 to 14 mph N 15%
Wednesday 76°F Mostly Sunny 7 to 12 mph N 2%
Wednesday Night 56°F Partly Cloudy 3 to 10 mph NNE 0%
Thursday 77°F Mostly Sunny 5 to 9 mph N 2%
Thursday Night 58°F Partly Cloudy 3 to 9 mph NNE 4%
Friday 78°F Mostly Sunny 5 to 10 mph NNE 4%

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

Growing snapshot for Sesser, IL

Last spring frost
Apr 4
First fall frost
Oct 27
Growing season
204 days
Hardiness zone
6b

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

Climate data from the nearest NOAA station, Rend Lake Dam, Il (4.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.