Portland, ME Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Portland, ME in one place.
Sunny, with a high near 59. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Local Weather Overview
This forecast page for Portland, 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: Sep 22, 2026 8:31 AM EDT.
The active forecast window currently covers Sep 23 to Sep 28, 2026 for Portland, ME.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 23 to Sep 28, 2026
- Latest sync
- Sep 22, 2026 8:31 AM EDT
- Forecast office
- GYX
- Source
- NOAA / NWS
Daily Outlook
This Week in Portland
Friday looks like the warmest upcoming period in Portland at 61 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 49 degrees F.
The strongest winds are forecast for Friday at about 15 to 30 mph NE.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 22, 2026 8:31 AM 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
Mostly clear, with a low around 49. Northeast wind 5 to 10 mph.
Sunny, with a high near 59. Northeast wind 10 to 15 mph.
Mostly cloudy, with a low around 54.
A chance of rain showers after 9am. Mostly cloudy, with a high near 61. Chance of precipitation is 40%.
A chance of rain showers. Mostly cloudy, with a low around 55. Chance of precipitation is 50%.
Rain showers likely. Mostly cloudy, with a high near 61. Chance of precipitation is 60%.
Rain showers likely. Mostly cloudy, with a low around 55. Chance of precipitation is 60%.
Rain showers likely. Partly sunny, with a high near 61. Chance of precipitation is 60%.
A chance of rain showers. Mostly cloudy, with a low around 54. Chance of precipitation is 40%.
A slight chance of rain showers. Mostly sunny, with a high near 61.
A slight chance of rain showers before 1am. Partly cloudy, with a low around 54.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Sep 23
|
Sunny
|
59°F |
10 to 15 mph
NE
|
|
Wednesday Night
Sep 23
|
Mostly Clear
|
49°F |
5 to 10 mph
NE
|
|
Thursday
Sep 24
|
Sunny
|
59°F |
10 to 15 mph
NE
|
|
Thursday Night
Sep 24
|
Mostly Cloudy
|
54°F |
5 to 15 mph
NE
|
|
Friday
Sep 25
|
Chance Rain Showers
|
61°F |
15 to 30 mph
NE
|
|
Friday Night
Sep 25
|
Chance Rain Showers
|
55°F |
25 to 30 mph
NE
|
|
Saturday
Sep 26
|
Rain Showers Likely
|
61°F |
25 to 30 mph
N
|
|
Saturday Night
Sep 26
|
Rain Showers Likely
|
55°F |
20 to 25 mph
N
|
|
Sunday
Sep 27
|
Rain Showers Likely
|
61°F |
20 to 25 mph
N
|
|
Sunday Night
Sep 27
|
Chance Rain Showers
|
54°F |
15 to 20 mph
NE
|
|
Monday
Sep 28
|
Slight Chance Rain Showers
|
61°F |
15 mph
NE
|
|
Monday Night
Sep 28
|
Slight Chance Rain Showers
|
54°F |
10 to 15 mph
NE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Portland.
