Spring Bay, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Spring Bay, a village in Peoria County, Illinois.
Overnight
66°F
Mostly Clear
Mostly clear, with a low around 66. South wind around 3 mph.
7-day forecast for Spring Bay
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 66°F | Mostly Clear | 3 mph S | 0% |
| Tuesday | 85°F | Sunny | 6 mph S | 0% |
| Tuesday Night | 68°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 6 mph S | 19% |
| Wednesday | 82°F | Chance Showers And Thunderstorms | 6 mph SSW | 45% |
| Wednesday Night | 68°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 5 mph N | 87% |
| Thursday | 80°F | Showers And Thunderstorms | 3 mph S | 76% |
| Thursday Night | 66°F | Partly Cloudy | 2 mph SE | 14% |
| Friday | 82°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 1 mph S | 18% |
| Friday Night | 68°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 1 mph SSE | 18% |
| Saturday | 85°F | Mostly Sunny | 5 mph SSW | 10% |
| Saturday Night | 72°F | Mostly Clear | 3 to 7 mph S | 10% |
| Sunday | 87°F | Sunny | 7 to 10 mph SSW | 7% |
| Sunday Night | 73°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 6 to 9 mph SSW | 22% |
| Monday | 87°F | Slight Chance Showers And Thunderstorms | 9 mph SSW | 22% |
Forecast source: National Weather Service (api.weather.gov) for Spring Bay (40.821, -89.531). Updated through the day.
Growing snapshot for Spring Bay
Last spring frost
Apr 16
First fall frost
Oct 23
Growing season
189 days
Hardiness zone
6a
More local growing data for Spring Bay: nearby ZIP 61552 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Banner
Bartonville
Bay View Gardens
Bellevue
Brimfield
Chillicothe
Dunlap
Elmwood
Glasford
Hanna City
Kingston Mines
Lake Camelot
Mapleton
Mossville
Norwood
Peoria
Peoria Heights
Princeville
Rome
Smithville
Trivoli
West Peoria
Climate data from the nearest NOAA station, Peoria Gtr Peoria Ap, Il (12.3 mi from Spring Bay). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.