Union Hill, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Union Hill, a village in Kankakee County, Illinois.
This Afternoon
77°F
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Partly sunny, with a high near 77. East wind around 10 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Union Hill
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 77°F | Showers And Thunderstorms Likely | 10 mph E | 60% |
| Tonight | 65°F | Mostly Cloudy then Chance Showers And Thunderstorms | 5 to 10 mph ESE | 25% |
| Saturday | 83°F | Showers And Thunderstorms Likely | 5 to 10 mph SE | 64% |
| Saturday Night | 68°F | Showers And Thunderstorms Likely | 5 mph SW | 75% |
| Sunday | 73°F | Showers And Thunderstorms | 5 to 10 mph NNE | 75% |
| Sunday Night | 57°F | Showers And Thunderstorms Likely | 10 to 15 mph NE | 71% |
| Monday | 67°F | Showers And Thunderstorms Likely | 10 to 15 mph ENE | 63% |
| Monday Night | 52°F | Chance Rain Showers | 10 to 15 mph NE | 37% |
| Tuesday | 65°F | Slight Chance Rain Showers | 10 mph NE | 23% |
| Tuesday Night | 52°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NE | 16% |
| Wednesday | 68°F | Partly Sunny | 5 to 10 mph NNE | 6% |
| Wednesday Night | 53°F | Mostly Cloudy | 0 to 5 mph NNE | 6% |
| Thursday | 70°F | Partly Sunny | 0 to 5 mph NNE | 4% |
| Thursday Night | 54°F | Partly Cloudy | 0 to 5 mph NNE | 4% |
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 Sep 18, 2026.