Buffalo Prairie, IL Weather & Growing Conditions
Overnight
69°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 4am, then patchy fog and a chance of showers and thunderstorms. Mostly cloudy, with a low around 69. South wind around 10 mph. Chance of precipitation is 30%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 69°F | Chance Showers And Thunderstorms | 10 mph S | 27% |
| Saturday | 83°F | Patchy Fog | 5 to 10 mph SE | 69% |
| Saturday Night | 66°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 5 to 10 mph NW | 82% |
| Sunday | 71°F | Showers And Thunderstorms | 10 to 15 mph NE | 79% |
| Sunday Night | 58°F | Chance Showers And Thunderstorms | 15 mph NE | 52% |
| Monday | 64°F | Rain Showers Likely | 15 mph NE | 57% |
| Monday Night | 53°F | Chance Rain Showers | 10 to 15 mph NE | 48% |
| Tuesday | 63°F | Chance Rain Showers | 10 to 15 mph NE | 25% |
| Tuesday Night | 49°F | Partly Cloudy | 5 to 10 mph NE | 5% |
| Wednesday | 67°F | Mostly Sunny | 5 to 10 mph NE | 1% |
| Wednesday Night | 53°F | Partly Cloudy | 5 mph NE | 1% |
| Thursday | 69°F | Mostly Sunny | 5 mph NE | 4% |
| Thursday Night | 55°F | Partly Cloudy | 5 mph NE | 3% |
| Friday | 72°F | Mostly Sunny | 5 mph E | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Buffalo Prairie, IL
Last spring frost
Apr 18
First fall frost
Oct 24
Growing season
188 days
Hardiness zone
5b
Explore more for Buffalo Prairie, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Illinois City Dam 16, Il (9.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.