Monroe Center, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Monroe Center, a village in Ogle County, Illinois.
Today
84°F
Mostly Sunny
Mostly sunny, with a high near 84. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
7-day forecast for Monroe Center
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Mostly Sunny | 5 to 10 mph SSW | 3% |
| Tonight | 66°F | Chance Showers And Thunderstorms | 0 to 5 mph SW | 68% |
| Wednesday | 77°F | Showers And Thunderstorms Likely | 0 to 5 mph W | 74% |
| Wednesday Night | 61°F | Showers And Thunderstorms | 0 to 5 mph NNW | 78% |
| Thursday | 78°F | Chance Rain Showers then Slight Chance Showers And Thunderstorms | 0 to 5 mph ENE | 41% |
| Thursday Night | 58°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph E | 16% |
| Friday | 81°F | Mostly Sunny | 0 to 5 mph SSE | 9% |
| Friday Night | 62°F | Mostly Clear | 0 to 5 mph SSW | 9% |
| Saturday | 83°F | Mostly Sunny | 5 to 10 mph SSW | 10% |
| Saturday Night | 68°F | Mostly Clear then Slight Chance Showers And Thunderstorms | 5 to 10 mph SSW | 21% |
| Sunday | 85°F | Slight Chance Showers And Thunderstorms | 10 to 15 mph SW | 21% |
| Sunday Night | 68°F | Chance Showers And Thunderstorms | 5 to 10 mph S | 41% |
| Monday | 84°F | Chance Rain Showers then Slight Chance Showers And Thunderstorms | 5 to 10 mph SSW | 39% |
| Monday Night | 67°F | Chance Showers And Thunderstorms | 5 to 10 mph WNW | 43% |
Forecast source: National Weather Service (api.weather.gov) for Monroe Center (42.100, -88.994). Updated through the day.
Growing snapshot for Monroe Center
Last spring frost
Apr 24
First fall frost
Oct 17
Growing season
174 days
Hardiness zone
5b
More local growing data for Monroe Center: nearby ZIP 61052 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Baileyville
Byron
Creston
Davis Junction
Forreston
Hillcrest
Holcomb
Kings
Leaf River
Mount Morris
Oregon
Polo
Rochelle
Stillman Valley
Climate data from the nearest NOAA station, Rockford Gtr Rockford Ap, Il (7.4 mi from Monroe Center). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.