Glencoe, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Glencoe, a village in Cook County, Illinois.
Today
83°F
Mostly Sunny
Mostly sunny, with a high near 83. South wind around 10 mph.
7-day forecast for Glencoe
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Mostly Sunny | 10 mph S | 0% |
| Tonight | 70°F | Mostly Cloudy then Chance Showers And Thunderstorms | 5 to 10 mph SW | 30% |
| Wednesday | 78°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 5 mph W | 72% |
| Wednesday Night | 65°F | Showers And Thunderstorms | 5 mph NNW | 88% |
| Thursday | 75°F | Rain Showers Likely then Slight Chance Showers And Thunderstorms | 5 mph N | 64% |
| Thursday Night | 64°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SSE | 17% |
| Friday | 78°F | Mostly Sunny | 0 to 5 mph NNW | 3% |
| Friday Night | 67°F | Mostly Clear | 0 to 5 mph SSE | 8% |
| Saturday | 85°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 mph SSW | 15% |
| Saturday Night | 71°F | Slight Chance Showers And Thunderstorms | 5 mph SW | 21% |
| Sunday | 86°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 21% |
| Sunday Night | 70°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 to 10 mph SW | 47% |
| Monday | 84°F | Chance Showers And Thunderstorms | 5 to 10 mph SSW | 47% |
| Monday Night | 70°F | Chance Showers And Thunderstorms | 5 mph WSW | 50% |
Forecast source: National Weather Service (api.weather.gov) for Glencoe (42.134, -87.763). Updated through the day.
Growing snapshot for Glencoe
Last spring frost
Apr 26
First fall frost
Oct 21
Growing season
176 days
Hardiness zone
6a
More local growing data for Glencoe: nearby ZIP 60022 weather · frost dates · planting calendar · Illinois frost dates
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Climate data from the nearest NOAA station, Chicago Botanic Garden, Il (1.3 mi from Glencoe). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.