Manchester, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Manchester, a village in Scott County, Illinois.
This Afternoon
92°F
Mostly Cloudy
Mostly cloudy, with a high near 92. Southwest wind around 7 mph.
7-day forecast for Manchester
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 92°F | Mostly Cloudy | 7 mph SW | 5% |
| Tonight | 69°F | Mostly Cloudy | 6 mph SSW | 7% |
| Sunday | 86°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 5 to 10 mph NW | 46% |
| Sunday Night | 62°F | Chance Showers And Thunderstorms | 7 to 12 mph NE | 69% |
| Monday | 72°F | Showers And Thunderstorms Likely | 9 mph NE | 70% |
| Monday Night | 56°F | Chance Showers And Thunderstorms | 7 to 10 mph NE | 41% |
| Tuesday | 67°F | Chance Rain Showers then Mostly Cloudy | 12 mph NNE | 41% |
| Tuesday Night | 51°F | Mostly Cloudy | 5 to 10 mph NNE | 4% |
| Wednesday | 70°F | Partly Sunny | 8 mph N | 1% |
| Wednesday Night | 52°F | Partly Cloudy | 2 to 7 mph NNE | 0% |
| Thursday | 73°F | Partly Sunny | 2 to 6 mph NNE | 0% |
| Thursday Night | 56°F | Mostly Cloudy then Slight Chance Rain Showers | 5 mph NE | 15% |
| Friday | 76°F | Slight Chance Rain Showers | 2 to 6 mph NE | 17% |
| Friday Night | 56°F | Slight Chance Rain Showers then Partly Cloudy | 5 mph NE | 15% |
Forecast source: National Weather Service (api.weather.gov) for Manchester (39.542, -90.330). Updated through the day.
Growing snapshot for Manchester
Last spring frost
Apr 13
First fall frost
Oct 22
Growing season
190 days
Hardiness zone
6a
More local growing data for Manchester: nearby ZIP 62663 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, White Hall 1 E, Il (7.5 mi from Manchester). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.