Hallowell, ME Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hallowell, a city in Kennebec County, Maine.
Tonight
43°F
Mostly Clear
Mostly clear, with a low around 43. Northwest wind 5 to 10 mph, with gusts as high as 25 mph.
7-day forecast for Hallowell
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 43°F | Mostly Clear | 5 to 10 mph NW | 0% |
| Saturday | 64°F | Sunny | 5 to 10 mph NW | 0% |
| Saturday Night | 43°F | Partly Cloudy | 0 to 5 mph S | 0% |
| Sunday | 61°F | Chance Rain Showers | 0 to 10 mph S | 35% |
| Sunday Night | 46°F | Chance Rain Showers | 0 to 5 mph W | 35% |
| Monday | 65°F | Mostly Sunny | 5 to 10 mph N | 4% |
| Monday Night | 43°F | Partly Cloudy | 5 mph N | 0% |
| Tuesday | 62°F | Mostly Sunny | 5 to 10 mph NE | 0% |
| Tuesday Night | 42°F | Partly Cloudy | 0 to 5 mph NE | 1% |
| Wednesday | 63°F | Mostly Sunny | 5 mph NE | 1% |
| Wednesday Night | 42°F | Partly Cloudy | 0 to 5 mph E | 5% |
| Thursday | 63°F | Partly Sunny then Slight Chance Rain Showers | 5 mph NE | 20% |
| Thursday Night | 45°F | Slight Chance Rain Showers | 5 mph NE | 24% |
| Friday | 64°F | Chance Rain Showers | 5 to 10 mph N | 27% |
Forecast source: National Weather Service (api.weather.gov) for Hallowell (44.287, -69.818). Updated through the day.
Growing snapshot for Hallowell
Last spring frost
Apr 27
First fall frost
Oct 16
Growing season
172 days
Hardiness zone
5b
More local growing data for Hallowell: nearby ZIP 04347 weather · frost dates · planting calendar · Maine frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Augusta State Ap, Me (2.5 mi from Hallowell). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.