Glasgow, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Glasgow, a village in Scott County, Illinois.
This Afternoon
93°F
Mostly Cloudy
Mostly cloudy, with a high near 93. Southwest wind around 7 mph.
7-day forecast for Glasgow
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 93°F | Mostly Cloudy | 7 mph SW | 4% |
| Tonight | 69°F | Mostly Cloudy | 6 mph SSW | 8% |
| Sunday | 86°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 3 to 9 mph NW | 48% |
| Sunday Night | 62°F | Chance Showers And Thunderstorms | 7 to 12 mph NE | 72% |
| Monday | 72°F | Showers And Thunderstorms Likely | 9 mph NE | 71% |
| Monday Night | 56°F | Chance Showers And Thunderstorms | 6 to 9 mph NE | 45% |
| Tuesday | 68°F | Chance Rain Showers then Mostly Cloudy | 10 mph NNE | 34% |
| Tuesday Night | 51°F | Mostly Cloudy | 5 to 9 mph N | 6% |
| Wednesday | 70°F | Partly Sunny | 7 mph N | 1% |
| Wednesday Night | 53°F | Partly Cloudy | 1 to 6 mph NNE | 0% |
| Thursday | 73°F | Partly Sunny | 1 to 5 mph NNE | 0% |
| Thursday Night | 56°F | Mostly Cloudy | 3 mph NE | 4% |
| Friday | 77°F | Partly Sunny | 1 to 6 mph NE | 7% |
| Friday Night | 56°F | Partly Cloudy | 5 mph NE | 6% |
Forecast source: National Weather Service (api.weather.gov) for Glasgow (39.549, -90.480). Updated through the day.
Growing snapshot for Glasgow
Last spring frost
Apr 18
First fall frost
Oct 20
Growing season
183 days
Hardiness zone
6a
More local growing data for Glasgow: nearby ZIP 62610 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Winchester, Il (6.6 mi from Glasgow). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.