Manchester, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Manchester, a village in Scott County, Illinois.
Overnight
64°F
Clear
Clear, with a low around 64. Southeast wind around 3 mph.
7-day forecast for Manchester
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 64°F | Clear | 3 mph SE | 0% |
| Tuesday | 87°F | Sunny | 6 mph S | 0% |
| Tuesday Night | 68°F | Mostly Clear | 6 mph SSE | 1% |
| Wednesday | 88°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 7 mph S | 25% |
| Wednesday Night | 67°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 7 mph SSE | 78% |
| Thursday | 83°F | Showers And Thunderstorms | 5 mph SSW | 78% |
| Thursday Night | 65°F | Slight Chance Showers And Thunderstorms | 3 mph SE | 16% |
| Friday | 85°F | Partly Sunny | 3 mph SSW | 8% |
| Friday Night | 66°F | Slight Chance Showers And Thunderstorms | 2 mph S | 24% |
| Saturday | 88°F | Slight Chance Showers And Thunderstorms then Mostly Sunny | 5 mph SSW | 24% |
| Saturday Night | 70°F | Mostly Clear | 3 to 8 mph S | 6% |
| Sunday | 90°F | Sunny | 7 to 10 mph SSW | 4% |
| Sunday Night | 72°F | Mostly Clear | 9 mph S | 7% |
| Monday | 91°F | Mostly Sunny | 9 mph SSW | 8% |
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 Aug 4, 2026.