South Thomaston, ME Weather Forecast
Local 7-day forecast
Sunny then Chance Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for South Thomaston, ME in one place.
A chance of rain showers after 1pm. Sunny, with a high near 76. West wind 10 to 15 mph. Chance of precipitation is 40%.
Local Weather Overview
This forecast page for South Thomaston, ME is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jul 14, 2026 10:57 PM EDT.
The active forecast window currently covers Jul 16 to Jul 21, 2026 for South Thomaston, ME.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 16 to Jul 21, 2026
- Latest sync
- Jul 14, 2026 10:57 PM EDT
- Forecast office
- GYX
- Source
- NOAA / NWS
Daily Outlook
This Week in South Thomaston
Thursday looks like the warmest upcoming period in South Thomaston at 76 degrees F.
Friday Night is the coolest period ahead with temperatures near 59 degrees F.
The strongest winds are forecast for Thursday at about 10 to 15 mph W.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 14, 2026 10:57 PM EDT
- Coverage
- 6 days
- Time zone
- America/New_York
- Forecast office
- GYX
- Radar station
- KGYX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of rain showers before 8pm. Partly cloudy, with a low around 60. Northwest wind 5 to 15 mph. Chance of precipitation is 30%.
Sunny, with a high near 74.
Mostly clear, with a low around 59.
A slight chance of rain showers after 3pm. Mostly sunny, with a high near 71.
A chance of rain showers before 8pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.
Rain showers likely. Partly sunny, with a high near 71. Chance of precipitation is 60%.
A slight chance of rain showers before 8pm. Partly cloudy, with a low around 60.
Mostly sunny, with a high near 72.
A slight chance of rain showers after 1am. Partly cloudy, with a low around 61.
A chance of rain showers. Partly sunny, with a high near 73.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Jul 16
|
Sunny then Chance Rain Showers
|
76°F |
10 to 15 mph
W
|
|
Thursday Night
Jul 16
|
Chance Rain Showers then Partly Cloudy
|
60°F |
5 to 15 mph
NW
|
|
Friday
Jul 17
|
Sunny
|
74°F |
10 mph
W
|
|
Friday Night
Jul 17
|
Mostly Clear
|
59°F |
5 to 10 mph
W
|
|
Saturday
Jul 18
|
Mostly Sunny then Slight Chance Rain Showers
|
71°F |
5 to 10 mph
SW
|
|
Saturday Night
Jul 18
|
Showers And Thunderstorms Likely
|
59°F |
5 to 10 mph
S
|
|
Sunday
Jul 19
|
Rain Showers Likely
|
71°F |
5 to 10 mph
W
|
|
Sunday Night
Jul 19
|
Slight Chance Rain Showers then Partly Cloudy
|
60°F |
5 mph
W
|
|
Monday
Jul 20
|
Mostly Sunny
|
72°F |
5 to 10 mph
SW
|
|
Monday Night
Jul 20
|
Partly Cloudy then Slight Chance Rain Showers
|
61°F |
5 to 10 mph
SW
|
|
Tuesday
Jul 21
|
Chance Rain Showers
|
73°F |
5 to 15 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around South Thomaston.