Crest Hill, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Crest Hill, a city in Will County, Illinois.
This Afternoon
72°F
Chance Rain
A chance of rain and a slight chance of thunderstorms. Mostly cloudy. High near 72, with temperatures falling to around 69 in the afternoon. South wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Crest Hill
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 72°F | Chance Rain | 15 to 20 mph S | 42% |
| Tonight | 60°F | Rain | 15 mph S | 87% |
| Wednesday | 63°F | Rain Likely then Mostly Cloudy | 15 mph SSW | 55% |
| Wednesday Night | 48°F | Cloudy | 15 mph SW | 12% |
| Thursday | 58°F | Mostly Cloudy then Chance Rain | 10 to 15 mph WSW | 25% |
| Thursday Night | 43°F | Chance Rain | 5 to 10 mph WNW | 37% |
| Friday | 54°F | Slight Chance Rain | 10 to 15 mph N | 23% |
| Friday Night | 36°F | Partly Cloudy | 5 to 10 mph NNW | 8% |
| Saturday | 52°F | Mostly Sunny | 5 mph WNW | 6% |
| Saturday Night | 34°F | Partly Cloudy | 0 to 5 mph WSW | 3% |
| Sunday | 58°F | Mostly Sunny | 5 to 10 mph W | 12% |
| Sunday Night | 35°F | Mostly Clear | 5 to 10 mph WNW | 8% |
| Monday | 61°F | Sunny | 5 to 10 mph WSW | 4% |
| Monday Night | 39°F | Mostly Clear | 5 to 10 mph WSW | 2% |
Forecast source: National Weather Service (api.weather.gov) for Crest Hill (41.574, -88.113). Updated through the day.
Growing snapshot for Crest Hill
Last spring frost
Apr 20
First fall frost
Oct 22
Growing season
184 days
Hardiness zone
6a
More local growing data for Crest Hill: nearby ZIP 60403 weather · frost dates · planting calendar · Illinois frost dates
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Climate data from the nearest NOAA station, Romeoville Wfo, Il (3 mi from Crest Hill). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.