Harman US

Lewiston, ME Weather & Growing Conditions

This Afternoon
66°F
Sunny
Sunny, with a high near 66. Southwest wind around 5 mph.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 66°F Sunny 5 mph SW 0%
Tonight 42°F Partly Cloudy 0 to 5 mph S 0%
Sunday 61°F Mostly Cloudy then Rain 0 to 10 mph S 81%
Sunday Night 43°F Rain Likely 0 to 5 mph NE 72%
Monday 67°F Mostly Sunny 5 to 10 mph N 1%
Monday Night 41°F Partly Cloudy 5 to 10 mph N 0%
Tuesday 64°F Mostly Sunny 5 to 10 mph NE 0%
Tuesday Night 41°F Mostly Clear 0 to 5 mph NE 0%
Wednesday 64°F Sunny 5 to 10 mph E 0%
Wednesday Night 40°F Partly Cloudy 0 to 5 mph NE 0%
Thursday 65°F Mostly Sunny then Slight Chance Rain Showers 5 mph NE 15%
Thursday Night 42°F Slight Chance Rain Showers 0 to 15 mph NE 21%
Friday 64°F Chance Rain Showers 15 mph NE 33%
Friday Night 44°F Chance Rain Showers 15 to 20 mph NE 40%

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

Growing snapshot for Lewiston, ME

Last spring frost
May 15
First fall frost
Oct 2
Growing season
139 days
Hardiness zone
5b

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

Climate data from the nearest NOAA station, Durham, Me (3.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.