Glencoe, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Glencoe, a village in Cook County, Illinois.
This Afternoon
71°F
Chance Rain Showers
A chance of rain showers. Mostly cloudy. High near 71, with temperatures falling to around 68 in the afternoon. East northeast wind around 15 mph. Chance of precipitation is 30%.
7-day forecast for Glencoe
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 71°F | Chance Rain Showers | 15 mph ENE | 34% |
| Tonight | 62°F | Slight Chance Rain Showers then Showers And Thunderstorms Likely | 15 mph E | 58% |
| Saturday | 74°F | Showers And Thunderstorms Likely | 10 to 15 mph SE | 91% |
| Saturday Night | 63°F | Showers And Thunderstorms Likely then Showers And Thunderstorms | 10 mph ENE | 80% |
| Sunday | 68°F | Showers And Thunderstorms | 15 to 20 mph NNE | 77% |
| Sunday Night | 56°F | Chance Rain Showers | 15 to 20 mph NE | 50% |
| Monday | 66°F | Chance Rain Showers | 20 mph ENE | 44% |
| Monday Night | 54°F | Chance Rain Showers | 15 to 20 mph ENE | 32% |
| Tuesday | 64°F | Slight Chance Rain Showers | 15 mph NE | 21% |
| Tuesday Night | 54°F | Slight Chance Rain Showers then Mostly Cloudy | 10 to 15 mph NE | 21% |
| Wednesday | 65°F | Mostly Cloudy | 10 mph NE | 12% |
| Wednesday Night | 55°F | Mostly Cloudy | 5 to 10 mph NE | 3% |
| Thursday | 67°F | Partly Sunny | 5 to 10 mph NNE | 7% |
| Thursday Night | 56°F | Mostly Cloudy | 5 mph NNE | 5% |
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 Sep 18, 2026.