South Windham, ME Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for South Windham, a community in Cumberland County, Maine.
Today
88°F
Sunny
Sunny, with a high near 88. West wind 5 to 15 mph.
7-day forecast for South Windham
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 88°F | Sunny | 5 to 15 mph W | 0% |
| Tonight | 60°F | Mostly Clear | 0 to 10 mph SW | 0% |
| Wednesday | 88°F | Mostly Sunny | 0 to 5 mph SW | 0% |
| Wednesday Night | 66°F | Partly Cloudy | 0 to 5 mph SW | 4% |
| Thursday | 91°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 10 mph SW | 18% |
| Thursday Night | 70°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SW | 16% |
| Friday | 93°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 28% |
| Friday Night | 69°F | Chance Showers And Thunderstorms | 0 to 5 mph W | 28% |
| Saturday | 90°F | Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 5 mph SW | 45% |
| Saturday Night | 68°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SW | 40% |
| Sunday | 91°F | Sunny | 0 to 10 mph SW | 5% |
| Sunday Night | 68°F | Mostly Clear | 0 to 10 mph SW | 6% |
| Monday | 91°F | Sunny | 5 to 10 mph W | 13% |
| Monday Night | 66°F | Partly Cloudy | 5 to 10 mph W | 13% |
Forecast source: National Weather Service (api.weather.gov) for South Windham (43.739, -70.422). Updated through the day.
Growing snapshot for South Windham
Last spring frost
May 7
First fall frost
Oct 4
Growing season
148 days
Hardiness zone
5b
More local growing data for South Windham: nearby ZIP 04038 weather · frost dates · planting calendar · Maine frost dates
Nearby towns & communities
Bridgton
Brunswick
Casco
Cousins Island
Cumberland Center
Dunstan
Falmouth
Falmouth Foreside
Freeport
Gorham
Gray
Little Falls
Littlejohn Island
Naples
North Windham
Oak Hill
Portland
South Portland
Standish
Steep Falls
Westbrook
Yarmouth
Climate data from the nearest NOAA station, West Buxton 2 Nnw, Me (7.5 mi from South Windham). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.