Hallowell, ME Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hallowell, a city in Kennebec County, Maine.
Tonight
46°F
Slight Chance Rain Showers
A slight chance of rain showers before 1am. Cloudy, with a low around 46. Southeast wind around 0 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Hallowell
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 46°F | Slight Chance Rain Showers | 0 mph | 23% |
| Wednesday | 71°F | Partly Sunny | 0 to 5 mph SW | 8% |
| Wednesday Night | 49°F | Partly Cloudy | 5 mph SW | 4% |
| Thursday | 69°F | Mostly Cloudy | 5 to 10 mph S | 14% |
| Thursday Night | 56°F | Mostly Cloudy | 5 to 10 mph SW | 10% |
| Friday | 66°F | Chance Light Rain | 0 to 5 mph S | 53% |
| Friday Night | 50°F | Light Rain | 0 to 10 mph NE | 86% |
| Saturday | 57°F | Light Rain | 5 to 10 mph N | 81% |
| Saturday Night | 43°F | Light Rain Likely | 5 mph N | 60% |
| Sunday | 56°F | Chance Light Rain | 5 to 10 mph NW | 46% |
| Sunday Night | 35°F | Slight Chance Light Rain then Mostly Cloudy | 5 mph W | 18% |
| Monday | 53°F | Partly Sunny then Slight Chance Light Rain | 5 to 10 mph W | 18% |
| Monday Night | 34°F | Slight Chance Light Rain | 5 to 10 mph W | 20% |
| Tuesday | 52°F | Slight Chance Light Rain then Mostly Sunny | 10 to 15 mph W | 18% |
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 Nov 4, 2026.