Harman US

Biddeford, ME Weather & Growing Conditions

Overnight
46°F
Mostly Clear
Mostly clear, with a low around 46. North wind 5 to 10 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 46°F Mostly Clear 5 to 10 mph N 0%
Saturday 64°F Sunny 5 mph NE 0%
Saturday Night 44°F Partly Cloudy 0 to 5 mph SW 0%
Sunday 62°F Mostly Cloudy then Rain 0 to 10 mph S 76%
Sunday Night 44°F Rain 0 to 5 mph NE 75%
Monday 65°F Mostly Sunny 5 to 10 mph N 5%
Monday Night 43°F Mostly Cloudy 5 mph N 0%
Tuesday 62°F Partly Sunny 5 to 10 mph NE 0%
Tuesday Night 43°F Partly Cloudy 0 to 5 mph NE 1%
Wednesday 62°F Mostly Sunny 5 to 10 mph NE 0%
Wednesday Night 42°F Partly Cloudy 0 to 5 mph NE 10%
Thursday 61°F Chance Rain Showers 5 to 10 mph NE 29%
Thursday Night 43°F Chance Rain Showers 5 to 15 mph NE 34%
Friday 63°F Chance Rain Showers 15 mph N 33%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Biddeford, ME

Last spring frost
May 9
First fall frost
Oct 3
Growing season
146 days
Hardiness zone
6a

Explore more for Biddeford, ME: full frost dates · planting calendar · Maine frost dates

Climate data from the nearest NOAA station, Kennebunkport, Me (4.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.