South Berwick, ME Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for South Berwick, a community in York County, Maine.
Overnight
44°F
Mostly Clear
Mostly clear, with a low around 44. North wind around 5 mph.
7-day forecast for South Berwick
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 44°F | Mostly Clear | 5 mph N | 0% |
| Saturday | 65°F | Sunny | 0 to 5 mph NE | 0% |
| Saturday Night | 43°F | Partly Cloudy | 0 to 5 mph SW | 0% |
| Sunday | 61°F | Mostly Cloudy then Rain | 0 to 5 mph SE | 85% |
| Sunday Night | 45°F | Rain | 0 to 5 mph NE | 83% |
| Monday | 66°F | Mostly Sunny | 5 to 10 mph N | 5% |
| Monday Night | 43°F | Mostly Cloudy | 0 to 5 mph N | 0% |
| Tuesday | 61°F | Partly Sunny | 5 to 10 mph NE | 1% |
| Tuesday Night | 43°F | Mostly Cloudy | 0 to 5 mph NE | 1% |
| Wednesday | 61°F | Mostly Sunny | 5 to 15 mph NE | 1% |
| Wednesday Night | 42°F | Mostly Cloudy then Slight Chance Rain Showers | 0 to 5 mph NE | 15% |
| Thursday | 60°F | Chance Rain Showers | 5 to 10 mph NE | 31% |
| Thursday Night | 43°F | Chance Rain Showers | 5 to 15 mph NE | 33% |
| Friday | 63°F | Chance Rain Showers | 15 mph N | 33% |
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 Sep 19, 2026.