Sleepy Hollow, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sleepy Hollow, a village in Kane County, Illinois.
This Afternoon
71°F
Chance Rain Showers
A chance of rain showers. Mostly cloudy, with a high near 71. East wind 10 to 15 mph. Chance of precipitation is 40%.
7-day forecast for Sleepy Hollow
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 71°F | Chance Rain Showers | 10 to 15 mph E | 43% |
| Tonight | 61°F | Slight Chance Rain Showers then Showers And Thunderstorms Likely | 10 mph E | 58% |
| Saturday | 76°F | Showers And Thunderstorms Likely | 5 to 10 mph SE | 91% |
| Saturday Night | 63°F | Showers And Thunderstorms Likely then Showers And Thunderstorms | 5 to 10 mph NE | 80% |
| Sunday | 67°F | Showers And Thunderstorms | 10 to 15 mph NE | 77% |
| Sunday Night | 55°F | Chance Rain Showers | 15 mph ENE | 51% |
| Monday | 64°F | Chance Rain Showers | 15 mph ENE | 44% |
| Monday Night | 51°F | Chance Rain Showers | 10 to 15 mph ENE | 36% |
| Tuesday | 62°F | Slight Chance Rain Showers | 10 to 15 mph NE | 21% |
| Tuesday Night | 50°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NE | 15% |
| Wednesday | 65°F | Partly Sunny | 5 to 10 mph NNE | 9% |
| Wednesday Night | 51°F | Mostly Cloudy | 0 to 5 mph NNE | 4% |
| Thursday | 68°F | Partly Sunny | 0 to 5 mph NNE | 5% |
| Thursday Night | 52°F | Partly Cloudy | 0 to 5 mph NNE | 4% |
Forecast source: National Weather Service (api.weather.gov) for Sleepy Hollow (42.090, -88.314). Updated through the day.
Growing snapshot for Sleepy Hollow
Last spring frost
Apr 26
First fall frost
Oct 18
Growing season
174 days
Hardiness zone
5b
More local growing data for Sleepy Hollow: nearby ZIP 60118 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Aurora
Batavia
Big Rock
Burlington
Campton Hills
Carpentersville
East Dundee
Elburn
Elgin
Geneva
Gilberts
Hampshire
Kaneville
Lily Lake
Maple Park
North Aurora
Pingree Grove
Prestbury
South Elgin
St. Charles
Sugar Grove
Virgil
West Dundee
Climate data from the nearest NOAA station, Elgin, Il (3.4 mi from Sleepy Hollow). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.