Biggsville, IL Weather & Growing Conditions
Tonight
51°F
Chance Rain Showers
A chance of rain showers before 5am. Mostly cloudy. Low around 51, with temperatures rising to around 53 overnight. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 51°F | Chance Rain Showers | 10 to 15 mph S | 54% |
| Wednesday | 55°F | Slight Chance Rain Showers | 15 mph SW | 20% |
| Wednesday Night | 44°F | Mostly Cloudy | 10 to 15 mph SW | 7% |
| Thursday | 55°F | Mostly Cloudy then Slight Chance Rain Showers | 10 to 15 mph W | 21% |
| Thursday Night | 42°F | Chance Rain Showers | 5 to 10 mph NW | 29% |
| Friday | 53°F | Mostly Cloudy | 5 to 10 mph N | 10% |
| Friday Night | 36°F | Partly Cloudy | 0 to 5 mph N | 0% |
| Saturday | 53°F | Mostly Sunny | 0 to 5 mph W | 1% |
| Saturday Night | 36°F | Mostly Clear | 0 to 5 mph W | 2% |
| Sunday | 59°F | Sunny | 5 to 10 mph W | 9% |
| Sunday Night | 37°F | Mostly Clear | 5 mph W | 3% |
| Monday | 64°F | Sunny | 5 to 10 mph SW | 0% |
| Monday Night | 41°F | Mostly Clear | 5 mph W | 0% |
| Tuesday | 64°F | Sunny | 5 mph NW | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Biggsville, IL
Last spring frost
Apr 8
First fall frost
Oct 29
Growing season
202 days
Hardiness zone
5b
Explore more for Biggsville, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Gladstone Dam 18, Il (8.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.