Union Hill, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Union Hill, a village in Kankakee County, Illinois.
Today
86°F
Mostly Sunny
Mostly sunny, with a high near 86. South wind around 5 mph.
7-day forecast for Union Hill
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Mostly Sunny | 5 mph S | 4% |
| Tonight | 66°F | Partly Cloudy | 0 to 5 mph S | 2% |
| Wednesday | 83°F | Slight Chance Showers And Thunderstorms | 0 to 5 mph SW | 40% |
| Wednesday Night | 66°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 0 to 5 mph WSW | 86% |
| Thursday | 81°F | Showers And Thunderstorms | 0 to 5 mph SSW | 82% |
| Thursday Night | 63°F | Chance Showers And Thunderstorms | 0 mph | 44% |
| Friday | 83°F | Mostly Sunny | 0 mph | 6% |
| Friday Night | 64°F | Mostly Clear | 0 mph | 12% |
| Saturday | 85°F | Mostly Sunny | 0 to 5 mph SSW | 11% |
| Saturday Night | 69°F | Mostly Clear | 0 to 5 mph SSW | 11% |
| Sunday | 88°F | Mostly Sunny | 5 to 10 mph SW | 11% |
| Sunday Night | 70°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph SSW | 27% |
| Monday | 87°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 5 to 10 mph SSW | 27% |
| Monday Night | 70°F | Chance Showers And Thunderstorms | 5 mph SW | 38% |
Forecast source: National Weather Service (api.weather.gov) for Union Hill (41.108, -88.146). Updated through the day.
Growing snapshot for Union Hill
Last spring frost
Apr 27
First fall frost
Oct 15
Growing season
170 days
Hardiness zone
5b
More local growing data for Union Hill: nearby ZIP 60969 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Aroma Park
Bonfield
Bourbonnais
Bradley
Buckingham
Chebanse
Essex
Grant Park
Herscher
Hopkins Park
Irwin
Kankakee
Limestone
Manteno
Momence
Reddick
Sammons Point
St. Anne
Sun River Terrace
Climate data from the nearest NOAA station, Dwight, Il (13.6 mi from Union Hill). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.