Coleta, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Coleta, a village in Whiteside County, Illinois.
Today
58°F
Chance Rain Showers
A chance of rain showers. Mostly cloudy. High near 58, with temperatures falling to around 55 in the afternoon. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
7-day forecast for Coleta
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 58°F | Chance Rain Showers | 15 mph SW | 41% |
| Tonight | 45°F | Chance Rain Showers | 15 mph SW | 25% |
| Thursday | 55°F | Chance Rain Showers | 10 to 15 mph W | 50% |
| Thursday Night | 39°F | Slight Chance Rain Showers then Mostly Cloudy | 10 mph N | 20% |
| Friday | 50°F | Partly Sunny | 5 to 10 mph N | 5% |
| Friday Night | 30°F | Mostly Clear | 0 to 5 mph N | 0% |
| Saturday | 51°F | Sunny | 0 to 5 mph NW | 0% |
| Saturday Night | 32°F | Mostly Clear | 0 to 5 mph W | 1% |
| Sunday | 57°F | Sunny | 5 to 10 mph W | 3% |
| Sunday Night | 34°F | Clear | 0 to 5 mph W | 0% |
| Monday | 62°F | Sunny | 0 to 10 mph SW | 0% |
| Monday Night | 38°F | Mostly Clear | 5 mph W | 0% |
| Tuesday | 62°F | Sunny | 5 mph NW | 0% |
| Tuesday Night | 38°F | Partly Cloudy | 0 mph | 0% |
Forecast source: National Weather Service (api.weather.gov) for Coleta (41.902, -89.800). Updated through the day.
Growing snapshot for Coleta
Last spring frost
Apr 21
First fall frost
Oct 19
Growing season
180 days
Hardiness zone
5b
More local growing data for Coleta: nearby ZIP 61081 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Dixon 1W, Il (11.7 mi from Coleta). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.