South Berwick, ME Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for South Berwick, a community in York County, Maine.
Today
85°F
Sunny
Sunny, with a high near 85. West wind 0 to 10 mph.
7-day forecast for South Berwick
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 85°F | Sunny | 0 to 10 mph W | 0% |
| Tonight | 60°F | Mostly Clear | 0 to 5 mph SW | 0% |
| Wednesday | 85°F | Partly Sunny | 0 to 5 mph SW | 0% |
| Wednesday Night | 66°F | Partly Cloudy | 0 to 5 mph SW | 6% |
| Thursday | 88°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph SW | 30% |
| Thursday Night | 70°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SW | 27% |
| Friday | 90°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph SW | 26% |
| Friday Night | 69°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 25% |
| Saturday | 87°F | Chance Rain Showers | 0 to 5 mph SW | 48% |
| Saturday Night | 68°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph W | 42% |
| Sunday | 88°F | Sunny | 0 to 5 mph W | 8% |
| Sunday Night | 68°F | Mostly Clear | 0 to 5 mph SW | 8% |
| Monday | 89°F | Sunny | 5 to 10 mph W | 14% |
| Monday Night | 66°F | Mostly Clear | 5 to 10 mph W | 14% |
Forecast source: National Weather Service (api.weather.gov) for South Berwick (43.230, -70.798). Updated through the day.
Growing snapshot for South Berwick
Last spring frost
May 1
First fall frost
Oct 14
Growing season
165 days
Hardiness zone
6a
More local growing data for South Berwick: nearby ZIP 03908 weather · frost dates · planting calendar · Maine frost dates
Nearby towns & communities
Alfred
Biddeford
Cape Neddick
Cornish
Kennebunk
Kennebunkport
Kittery
Lake Arrowhead
North Berwick
Old Orchard Beach
Saco
Sanford
South Eliot
West Kennebunk
York Harbor
Climate data from the nearest NOAA station, Cape Neddick, Me (5.7 mi from South Berwick). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.