Peoria, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Peoria, a city in Peoria County, Illinois.
This Afternoon
69°F
Light Rain
Rain and a slight chance of thunderstorms. Mostly cloudy, with a high near 69. South wind around 17 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Peoria
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 69°F | Light Rain | 17 mph S | 83% |
| Tonight | 55°F | Light Rain | 14 to 17 mph S | 83% |
| Wednesday | 59°F | Slight Chance Light Rain then Mostly Cloudy | 15 mph SW | 22% |
| Wednesday Night | 48°F | Mostly Cloudy | 12 mph SW | 6% |
| Thursday | 58°F | Partly Sunny | 8 to 13 mph WSW | 12% |
| Thursday Night | 45°F | Chance Light Rain | 7 mph NW | 31% |
| Friday | 54°F | Slight Chance Light Rain | 10 mph N | 18% |
| Friday Night | 38°F | Partly Cloudy | 1 to 7 mph NNW | 3% |
| Saturday | 53°F | Mostly Sunny | 1 to 5 mph WNW | 2% |
| Saturday Night | 37°F | Partly Cloudy | 2 mph WSW | 3% |
| Sunday | 59°F | Sunny | 3 to 8 mph W | 13% |
| Sunday Night | 38°F | Mostly Clear | 2 to 6 mph W | 4% |
| Monday | 63°F | Sunny | 3 to 10 mph SW | 2% |
| Monday Night | 42°F | Mostly Clear | 3 to 7 mph WSW | 1% |
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
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Lake Camelot
Mapleton
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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 Nov 4, 2026.