Wiscasset, ME Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Wiscasset, a community in Lincoln County, Maine.
Today
86°F
Sunny
Sunny, with a high near 86. West wind 5 to 10 mph, with gusts as high as 25 mph.
7-day forecast for Wiscasset
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Sunny | 5 to 10 mph W | 0% |
| Tonight | 60°F | Mostly Clear | 0 to 10 mph SW | 0% |
| Wednesday | 86°F | Mostly Sunny | 0 to 10 mph SW | 0% |
| Wednesday Night | 64°F | Partly Cloudy | 0 to 5 mph SW | 4% |
| Thursday | 88°F | Sunny | 0 to 10 mph SW | 4% |
| Thursday Night | 68°F | Partly Cloudy | 0 to 5 mph S | 4% |
| Friday | 91°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph SW | 22% |
| Friday Night | 69°F | Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 22% |
| Saturday | 87°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 10 mph W | 39% |
| Saturday Night | 68°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph W | 35% |
| Sunday | 87°F | Sunny | 0 to 10 mph W | 6% |
| Sunday Night | 68°F | Mostly Clear | 0 to 5 mph SW | 7% |
| Monday | 88°F | Mostly Sunny | 0 to 10 mph SW | 11% |
| Monday Night | 66°F | Slight Chance Rain Showers | 0 to 10 mph W | 16% |
Forecast source: National Weather Service (api.weather.gov) for Wiscasset (44.011, -69.678). Updated through the day.
Growing snapshot for Wiscasset
Last spring frost
May 8
First fall frost
Oct 7
Growing season
151 days
Hardiness zone
5b
More local growing data for Wiscasset: nearby ZIP 04578 weather · frost dates · planting calendar · Maine frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Wiscasset Ap, Me (1.6 mi from Wiscasset). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.