Sesser, IL Weather & Growing Conditions
Today
87°F
Sunny
Sunny, with a high near 87. East southeast wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 87°F | Sunny | 3 mph ESE | 0% |
| Tonight | 65°F | Mostly Clear | 3 mph SSE | 0% |
| Wednesday | 90°F | Sunny | 1 to 5 mph S | 1% |
| Wednesday Night | 71°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 5 mph SSE | 19% |
| Thursday | 87°F | Chance Showers And Thunderstorms | 1 to 5 mph SSW | 52% |
| Thursday Night | 71°F | Chance Showers And Thunderstorms | 2 mph S | 51% |
| Friday | 87°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 2 to 6 mph SW | 56% |
| Friday Night | 70°F | Chance Showers And Thunderstorms | 3 mph SSW | 48% |
| Saturday | 89°F | Chance Showers And Thunderstorms then Mostly Sunny | 3 mph SW | 27% |
| Saturday Night | 72°F | Mostly Clear | 3 mph SSW | 13% |
| Sunday | 91°F | Sunny | 3 to 9 mph SSW | 9% |
| Sunday Night | 74°F | Mostly Clear | 8 mph SSW | 8% |
| Monday | 95°F | Sunny | 7 to 13 mph SSW | 8% |
| Monday Night | 76°F | Mostly Clear | 9 to 13 mph SSW | 8% |
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 Aug 4, 2026.