La Rose, IL Weather & Growing Conditions
Tonight
54°F
Light Rain
Rain before 2am, then a chance of rain showers. Mostly cloudy. Low around 54, with temperatures rising to around 59 overnight. South wind 12 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 54°F | Light Rain | 12 to 15 mph S | 95% |
| Wednesday | 60°F | Chance Rain Showers then Mostly Cloudy | 15 mph SW | 29% |
| Wednesday Night | 46°F | Mostly Cloudy | 12 mph SW | 8% |
| Thursday | 58°F | Mostly Cloudy | 8 to 13 mph WSW | 13% |
| Thursday Night | 42°F | Chance Light Rain | 3 to 7 mph NW | 27% |
| Friday | 54°F | Slight Chance Light Rain | 7 to 10 mph N | 19% |
| Friday Night | 35°F | Partly Cloudy | 1 to 7 mph NNW | 3% |
| Saturday | 53°F | Mostly Sunny | 1 to 5 mph WNW | 3% |
| Saturday Night | 34°F | Partly Cloudy | 3 mph WSW | 3% |
| Sunday | 58°F | Sunny then Slight Chance Light Rain | 3 to 8 mph W | 15% |
| Sunday Night | 35°F | Mostly Clear | 6 mph W | 5% |
| Monday | 63°F | Sunny | 3 to 10 mph SW | 2% |
| Monday Night | 40°F | Mostly Clear | 3 to 8 mph WSW | 2% |
| Tuesday | 64°F | Sunny | 3 to 7 mph WNW | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for La Rose, IL
Last spring frost
Apr 20
First fall frost
Oct 17
Growing season
178 days
Hardiness zone
5b
Explore more for La Rose, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Lacon, Il (9.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.