Peoria, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Peoria, a city in Peoria County, Illinois.
Today
87°F
Mostly Sunny
Mostly sunny, with a high near 87. South southwest wind around 6 mph.
7-day forecast for Peoria
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 87°F | Mostly Sunny | 6 mph SSW | 0% |
| Tonight | 68°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 5 mph S | 17% |
| Wednesday | 83°F | Chance Showers And Thunderstorms | 6 mph SSW | 43% |
| Wednesday Night | 68°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 2 to 6 mph NNW | 87% |
| Thursday | 82°F | Showers And Thunderstorms | 5 mph S | 78% |
| Thursday Night | 66°F | Partly Cloudy | 0 to 3 mph SE | 14% |
| Friday | 84°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 2 mph S | 16% |
| Friday Night | 67°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 1 mph SSE | 16% |
| Saturday | 87°F | Mostly Sunny | 2 to 6 mph SSW | 11% |
| Saturday Night | 72°F | Mostly Clear | 3 to 7 mph S | 10% |
| Sunday | 89°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 | 21% |
| Monday | 89°F | Slight Chance Showers And Thunderstorms | 7 to 10 mph SSW | 21% |
| Monday Night | 73°F | Slight Chance Showers And Thunderstorms | 9 mph SW | 30% |
Forecast source: National Weather Service (api.weather.gov) for Peoria (40.752, -89.617). Updated through the day.
Growing snapshot for Peoria
Last spring frost
Apr 16
First fall frost
Oct 23
Growing season
189 days
Hardiness zone
6a
More local growing data for Peoria: nearby ZIP 61614 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 Heights
Princeville
Rome
Smithville
Spring Bay
Trivoli
West Peoria
Climate data from the nearest NOAA station, Peoria Gtr Peoria Ap, Il (7.6 mi from Peoria). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.