Warren, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Warren, a village in Jo Daviess County, Illinois.
This Afternoon
71°F
Showers And Thunderstorms
Showers and thunderstorms. Mostly cloudy, with a high near 71. Southeast wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Warren
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 71°F | Showers And Thunderstorms | 5 mph SE | 81% |
| Tonight | 60°F | Showers And Thunderstorms | 5 to 15 mph NE | 80% |
| Sunday | 66°F | Chance Rain Showers | 15 mph NE | 48% |
| Sunday Night | 54°F | Mostly Cloudy then Slight Chance Rain Showers | 15 mph NE | 23% |
| Monday | 62°F | Chance Rain Showers | 15 mph NE | 49% |
| Monday Night | 50°F | Chance Rain Showers | 10 to 15 mph NE | 50% |
| Tuesday | 60°F | Chance Rain Showers | 10 to 15 mph NE | 50% |
| Tuesday Night | 48°F | Partly Cloudy | 5 to 10 mph NE | 9% |
| Wednesday | 63°F | Mostly Sunny | 10 mph NE | 6% |
| Wednesday Night | 50°F | Partly Cloudy | 5 to 10 mph NE | 2% |
| Thursday | 66°F | Partly Sunny | 5 mph NE | 9% |
| Thursday Night | 52°F | Mostly Cloudy | 0 to 5 mph NE | 9% |
| Friday | 68°F | Partly Sunny | 5 mph NE | 8% |
| Friday Night | 52°F | Partly Cloudy | 0 to 5 mph E | 8% |
Forecast source: National Weather Service (api.weather.gov) for Warren (42.495, -89.991). Updated through the day.
Growing snapshot for Warren
Last spring frost
Apr 27
First fall frost
Oct 9
Growing season
165 days
Hardiness zone
5a
More local growing data for Warren: nearby ZIP 61087 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Apple Canyon Lake
Apple River
East Dubuque
Elizabeth
Galena
Hanover
Menominee
Nora
Scales Mound
Stockton
The Galena Territory
Climate data from the nearest NOAA station, Stockton 3 Nne, Il (5.6 mi from Warren). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.