Princeville, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Princeville, a village in Peoria County, Illinois.
Overnight
68°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms between 3am and 5am, then patchy fog and a chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Southeast wind around 8 mph, with gusts as high as 18 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Princeville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 68°F | Slight Chance Showers And Thunderstorms | 8 mph SE | 28% |
| Saturday | 84°F | Patchy Fog then Chance Showers And Thunderstorms | 6 to 9 mph SSE | 34% |
| Saturday Night | 67°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 7 mph ENE | 68% |
| Sunday | 75°F | Rain Showers | 6 to 15 mph NE | 76% |
| Sunday Night | 58°F | Showers And Thunderstorms Likely | 13 to 16 mph NE | 72% |
| Monday | 66°F | Showers And Thunderstorms Likely | 17 mph ENE | 69% |
| Monday Night | 53°F | Chance Rain Showers | 13 to 17 mph NE | 43% |
| Tuesday | 65°F | Chance Rain Showers | 15 mph NE | 34% |
| Tuesday Night | 50°F | Mostly Cloudy | 6 to 14 mph NNE | 5% |
| Wednesday | 68°F | Partly Sunny | 7 to 10 mph NNE | 4% |
| Wednesday Night | 52°F | Partly Cloudy | 3 to 8 mph NNE | 4% |
| Thursday | 69°F | Mostly Sunny | 3 to 7 mph NNE | 3% |
| Thursday Night | 54°F | Partly Cloudy | 2 to 6 mph NE | 4% |
| Friday | 72°F | Mostly Sunny | 3 to 7 mph NE | 4% |
Forecast source: National Weather Service (api.weather.gov) for Princeville (40.935, -89.755). Updated through the day.
Growing snapshot for Princeville
Last spring frost
Apr 22
First fall frost
Oct 14
Growing season
174 days
Hardiness zone
5b
More local growing data for Princeville: nearby ZIP 61559 weather · frost dates · planting calendar · Illinois frost dates
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Climate data from the nearest NOAA station, Princeville, Il (1.3 mi from Princeville). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.