Topsham, ME Weather & Growing Conditions
This Afternoon
66°F
Sunny
Sunny, with a high near 66. Northwest wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 66°F | Sunny | 5 mph NW | 0% |
| Tonight | 43°F | Partly Cloudy | 0 to 5 mph SW | 0% |
| Sunday | 61°F | Mostly Cloudy then Rain | 0 to 10 mph SE | 76% |
| Sunday Night | 43°F | Rain Likely then Rain Showers Likely | 0 to 5 mph NE | 70% |
| Monday | 66°F | Mostly Sunny | 10 mph N | 3% |
| Monday Night | 42°F | Partly Cloudy | 5 to 10 mph N | 0% |
| Tuesday | 63°F | Mostly Sunny | 5 to 10 mph NE | 0% |
| Tuesday Night | 41°F | Partly Cloudy | 0 to 5 mph NE | 1% |
| Wednesday | 65°F | Mostly Sunny | 5 to 10 mph E | 0% |
| Wednesday Night | 41°F | Partly Cloudy | 0 to 5 mph NE | 3% |
| Thursday | 63°F | Slight Chance Rain Showers | 5 to 10 mph NE | 22% |
| Thursday Night | 43°F | Chance Rain Showers | 5 to 15 mph NE | 32% |
| Friday | 64°F | Chance Rain Showers | 15 mph N | 32% |
| Friday Night | 44°F | Chance Rain Showers | 10 to 15 mph NE | 30% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Topsham, ME
Last spring frost
May 2
First fall frost
Oct 10
Growing season
160 days
Hardiness zone
5b
Explore more for Topsham, ME: full frost dates · planting calendar · Maine frost dates
Climate data from the nearest NOAA station, Brunswick Nas, Me (4.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.