Pesotum, IL Weather & Growing Conditions
Tonight
69°F
Partly Cloudy
Partly cloudy, with a low around 69. East southeast wind 7 to 10 mph, with gusts as high as 16 mph. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 69°F | Partly Cloudy | 7 to 10 mph ESE | 9% |
| Saturday | 90°F | Chance Showers And Thunderstorms | 7 to 10 mph S | 33% |
| Saturday Night | 69°F | Slight Chance Showers And Thunderstorms | 8 mph S | 20% |
| Sunday | 85°F | Chance Showers And Thunderstorms | 5 to 10 mph NNW | 42% |
| Sunday Night | 60°F | Showers And Thunderstorms Likely | 10 to 14 mph NE | 63% |
| Monday | 71°F | Showers And Thunderstorms Likely | 15 mph NE | 69% |
| Monday Night | 55°F | Showers And Thunderstorms Likely | 12 to 16 mph NE | 56% |
| Tuesday | 68°F | Chance Showers And Thunderstorms | 14 mph NE | 33% |
| Tuesday Night | 52°F | Mostly Cloudy | 8 to 14 mph NNE | 11% |
| Wednesday | 70°F | Partly Sunny | 10 mph NNE | 2% |
| Wednesday Night | 53°F | Partly Cloudy | 5 to 10 mph NNE | 2% |
| Thursday | 73°F | Mostly Sunny | 6 to 9 mph N | 3% |
| Thursday Night | 54°F | Partly Cloudy | 5 to 8 mph NNE | 4% |
| Friday | 74°F | Mostly Sunny | 6 to 9 mph NNE | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Pesotum, IL
Last spring frost
Apr 15
First fall frost
Oct 20
Growing season
188 days
Hardiness zone
6a
Explore more for Pesotum, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Tuscola, Il (7.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.