Warren, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Warren, a village in Jo Daviess County, Illinois.
Today
82°F
Partly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 82. Southwest wind 5 to 10 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Warren
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 82°F | Partly Sunny then Chance Showers And Thunderstorms | 5 to 10 mph SW | 28% |
| Tonight | 64°F | Showers And Thunderstorms Likely | 5 mph NW | 82% |
| Wednesday | 73°F | Showers And Thunderstorms Likely | 0 to 5 mph N | 65% |
| Wednesday Night | 58°F | Chance Showers And Thunderstorms | 0 to 5 mph NW | 50% |
| Thursday | 77°F | Slight Chance Rain Showers then Mostly Sunny | 0 to 5 mph NE | 20% |
| Thursday Night | 59°F | Mostly Clear | 0 mph | 4% |
| Friday | 79°F | Mostly Sunny | 0 to 5 mph S | 5% |
| Friday Night | 63°F | Mostly Clear | 5 mph S | 6% |
| Saturday | 82°F | Mostly Sunny | 5 to 10 mph SW | 10% |
| Saturday Night | 68°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 5 to 10 mph S | 24% |
| Sunday | 83°F | Slight Chance Showers And Thunderstorms | 10 mph SW | 24% |
| Sunday Night | 68°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 42% |
| Monday | 82°F | Chance Showers And Thunderstorms | 5 to 10 mph S | 41% |
| Monday Night | 68°F | Chance Showers And Thunderstorms | 10 mph N | 41% |
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 Aug 4, 2026.