Bishop Hill, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Bishop Hill, a village in Henry County, Illinois.
Overnight
53°F
Slight Chance Rain Showers
A slight chance of rain showers after 5am. Mostly cloudy. Low around 53, with temperatures rising to around 55 overnight. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
7-day forecast for Bishop Hill
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 53°F | Slight Chance Rain Showers | 15 mph S | 17% |
| Wednesday | 56°F | Slight Chance Rain Showers | 15 mph SW | 23% |
| Wednesday Night | 46°F | Mostly Cloudy | 15 mph SW | 14% |
| Thursday | 56°F | Chance Rain Showers | 10 to 15 mph W | 33% |
| Thursday Night | 42°F | Chance Rain Showers then Mostly Cloudy | 10 mph NW | 28% |
| Friday | 50°F | Partly Sunny | 10 to 15 mph N | 9% |
| Friday Night | 32°F | Partly Cloudy | 0 to 5 mph N | 0% |
| Saturday | 52°F | Sunny | 0 to 5 mph NW | 0% |
| Saturday Night | 34°F | Mostly Clear | 0 to 5 mph W | 2% |
| Sunday | 57°F | Sunny | 5 to 10 mph W | 1% |
| Sunday Night | 35°F | Clear | 5 mph W | 1% |
| Monday | 63°F | Sunny | 5 to 10 mph SW | 0% |
| Monday Night | 41°F | Mostly Clear | 5 mph W | 0% |
| Tuesday | 63°F | Sunny | 5 mph NW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Bishop Hill (41.200, -90.118). Updated through the day.
Growing snapshot for Bishop Hill
Last spring frost
Apr 26
First fall frost
Oct 12
Growing season
166 days
Hardiness zone
5b
More local growing data for Bishop Hill: nearby ZIP 61419 weather · frost dates · planting calendar · Illinois frost dates
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Climate data from the nearest NOAA station, Galva, Il (4.6 mi from Bishop Hill). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.