Glenwood, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Glenwood, a village in Cook County, Illinois.
This Afternoon
73°F
Chance Rain Showers
A chance of rain showers. Mostly cloudy, with a high near 73. East northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
7-day forecast for Glenwood
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 73°F | Chance Rain Showers | 10 mph ENE | 50% |
| Tonight | 62°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 10 mph E | 39% |
| Saturday | 79°F | Showers And Thunderstorms Likely | 5 to 10 mph SSE | 82% |
| Saturday Night | 66°F | Showers And Thunderstorms Likely | 5 mph W | 82% |
| Sunday | 70°F | Showers And Thunderstorms | 10 to 15 mph NNE | 82% |
| Sunday Night | 55°F | Rain Showers Likely | 15 mph NE | 65% |
| Monday | 66°F | Rain Showers Likely | 15 mph ENE | 58% |
| Monday Night | 52°F | Chance Rain Showers | 10 to 15 mph ENE | 34% |
| Tuesday | 64°F | Slight Chance Rain Showers | 10 to 15 mph NE | 21% |
| Tuesday Night | 52°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NE | 17% |
| Wednesday | 66°F | Partly Sunny | 5 to 10 mph NE | 11% |
| Wednesday Night | 53°F | Mostly Cloudy | 5 to 10 mph NNE | 5% |
| Thursday | 69°F | Partly Sunny | 5 to 10 mph NNE | 6% |
| Thursday Night | 54°F | Mostly Cloudy | 0 to 5 mph NNE | 3% |
Forecast source: National Weather Service (api.weather.gov) for Glenwood (41.541, -87.612). Updated through the day.
Growing snapshot for Glenwood
Last spring frost
Apr 23
First fall frost
Oct 20
Growing season
179 days
Hardiness zone
6a
More local growing data for Glenwood: nearby ZIP 60425 weather · frost dates · planting calendar · Illinois frost dates
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Climate data from the nearest NOAA station, Park Forest, Il (4.9 mi from Glenwood). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.