Washburn, IL Weather & Growing Conditions
This Afternoon
81°F
Cloudy
Cloudy, with a high near 81. South wind around 8 mph, with gusts as high as 16 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 81°F | Cloudy | 8 mph S | 13% |
| Tonight | 67°F | Chance Showers And Thunderstorms | 2 to 6 mph SE | 52% |
| Sunday | 74°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 to 13 mph NE | 60% |
| Sunday Night | 57°F | Chance Showers And Thunderstorms | 14 mph NE | 43% |
| Monday | 65°F | Rain Showers Likely | 15 mph ENE | 66% |
| Monday Night | 54°F | Rain Showers Likely | 12 to 15 mph ENE | 56% |
| Tuesday | 64°F | Rain Showers Likely | 14 mph NE | 56% |
| Tuesday Night | 51°F | Mostly Cloudy | 6 to 14 mph NE | 14% |
| Wednesday | 66°F | Partly Sunny | 7 to 10 mph NNE | 3% |
| Wednesday Night | 53°F | Partly Cloudy | 3 to 10 mph NNE | 2% |
| Thursday | 69°F | Mostly Sunny | 6 mph NNE | 2% |
| Thursday Night | 55°F | Mostly Cloudy | 5 mph NE | 11% |
| Friday | 72°F | Partly Sunny | 2 to 6 mph NE | 8% |
| Friday Night | 54°F | Partly Cloudy | 5 mph NE | 5% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Washburn, IL
Last spring frost
Apr 20
First fall frost
Oct 17
Growing season
178 days
Hardiness zone
5b
Explore more for Washburn, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Lacon, Il (8.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.