East Peoria, IL Weather & Growing Conditions
Tonight
70°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. East southeast wind around 5 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 70°F | Chance Showers And Thunderstorms | 5 mph ESE | 37% |
| Sunday | 76°F | Chance Showers And Thunderstorms | 3 to 12 mph NE | 51% |
| Sunday Night | 59°F | Chance Showers And Thunderstorms | 13 mph NE | 45% |
| Monday | 66°F | Rain Showers Likely | 14 mph ENE | 68% |
| Monday Night | 55°F | Rain Showers Likely | 13 mph ENE | 55% |
| Tuesday | 65°F | Chance Rain Showers | 12 mph NE | 51% |
| Tuesday Night | 53°F | Mostly Cloudy | 6 to 12 mph NE | 11% |
| Wednesday | 67°F | Partly Sunny | 6 to 9 mph NNE | 2% |
| Wednesday Night | 54°F | Partly Cloudy | 2 to 8 mph NNE | 2% |
| Thursday | 71°F | Mostly Sunny | 2 to 6 mph NNE | 2% |
| Thursday Night | 56°F | Slight Chance Rain Showers | 1 to 5 mph NE | 15% |
| Friday | 74°F | Partly Sunny | 2 to 6 mph NE | 10% |
| Friday Night | 56°F | Partly Cloudy | 5 mph NE | 7% |
| Saturday | 75°F | Mostly Sunny | 5 mph ENE | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for East Peoria, IL
Last spring frost
Apr 16
First fall frost
Oct 23
Growing season
189 days
Hardiness zone
6a
Explore more for East Peoria, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Peoria Gtr Peoria Ap, Il (8.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.