St. Anne, IL Weather & Growing Conditions
Tonight
59°F
Rain
Rain. Cloudy. Low around 59, with temperatures rising to around 61 overnight. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 59°F | Rain | 15 mph S | 78% |
| Wednesday | 65°F | Chance Rain then Mostly Cloudy | 15 mph SSW | 47% |
| Wednesday Night | 47°F | Mostly Cloudy | 10 mph SW | 8% |
| Thursday | 61°F | Partly Sunny | 5 to 15 mph WSW | 7% |
| Thursday Night | 42°F | Mostly Cloudy then Chance Rain Showers | 0 to 5 mph WNW | 30% |
| Friday | 55°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NNW | 22% |
| Friday Night | 35°F | Partly Cloudy | 0 to 5 mph NNW | 9% |
| Saturday | 54°F | Mostly Sunny | 0 to 5 mph WNW | 8% |
| Saturday Night | 32°F | Partly Cloudy | 0 mph | 3% |
| Sunday | 59°F | Mostly Sunny | 0 to 5 mph W | 10% |
| Sunday Night | 32°F | Mostly Clear | 0 to 5 mph WNW | 10% |
| Monday | 63°F | Sunny | 0 to 10 mph WSW | 5% |
| Monday Night | 37°F | Mostly Clear | 5 mph WSW | 2% |
| Tuesday | 65°F | Sunny | 5 mph WNW | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for St. Anne, IL
Last spring frost
Apr 19
First fall frost
Oct 24
Growing season
188 days
Hardiness zone
5b
Explore more for St. Anne, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Kankakee Metro Wastewater, Il (10.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.