Weather forecast for 10 days
South Portland, ME

Weather forecast for the weekend

Saturday, Mar 15.

PM Showers
6:50 am

6:48 pm
EDT
PM Showers
46°F / 41°F
  • Wind: 10mph S
  • Humidity: 82%
  • Precip. probability: 33%
  • Precipitation: 0"
  • UV index: 2
On Saturday, in South Portland, expect occasional rain showers to develop in the afternoon.
Minimal precipitation is expected. Temperature measurements will peak at a frosty 46.4°F (8°C), with a slight decrease to a low of an icy 41°F (5°C).
On Saturday, it will be warmer and the highest temperature of 46.4°F (8°C) will be more in line with April's average maximum of 47.8°F (8.8°C) than March's of 38.3°F (3.5°C).
Sunrise will be at 6:50 am and sunset at 6:48 pm; the daylight will last for 11h and 58min.

Sunday, Mar 16.

Showers
6:48 am

6:50 pm
EDT
Showers
55°F / 48°F
  • Wind: 20mph S
  • Humidity: 86%
  • Precip. probability: 46%
  • Precipitation: 0.08"
  • UV index: 2
On Sunday, in South Portland, showers will occur throughout the day, with some dry intervals in between.
Minimal precipitation is forecasted. Minor temperature variations are expected, peaking at a maximum of a refreshing 55.4°F (13°C) and dropping to a minimum of a frosty 48.2°F (9°C).
On Sunday, it will be warmer and the highest temperature of 55.4°F (13°C) will be more in line with April's average maximum of 47.8°F (8.8°C) than March's of 38.3°F (3.5°C).
Sunrise will be at 6:48 am and sunset at 6:50 pm; the daylight will last for 12h and 1min.

Frequently asked questions

What is the weather forecast for South Portland for Saturday?
On Saturday, in South Portland, brief periods of light rainfall are anticipated in the afternoon.
Will it rain on Saturday?
On Saturday, there is a low probability of minimal rainfall in South Portland.
What will be the maximum temperature on Saturday in South Portland?
On Saturday, the maximum temperature will be 46.4°F (8°C), while the minimum temperature will be 41°F (5°C).
What is the weather forecast for South Portland for Sunday?
On Sunday, March 16, brief bursts of light-to-moderate rainfall are forecasted.
Will it rain on Sunday?
On Sunday, there is a low chance of minimal precipitation in South Portland.
What will be the highest temperature on Sunday?
On Sunday, the highest temperature will be 55.4°F (13°C), while the lowest temperature will be 48.2°F (9°C).
What is the weather forecast for South Portland for the next ten days?
In South Portland, a combination of cloudy, rainy and sunny weather is forecasted for the next ten days.
Will it rain in the next ten days?
Rainfall is predicted for Sunday through next Tuesday and Thursday in South Portland. With moderate precipitation of 0.59" (15mm), next Tuesday will be the day with the most rainfall.
How warm will it be in the next ten days in South Portland?
The maximum temperature will range between 39.2°F (4°C) and 55.4°F (13°C), as the minimum temperature will be between 28.4°F (-2°C) and 48.2°F (9°C).
What will be the warmest and the coldest days?
With the maximum temperature of 55.4°F (13°C), Sunday will be the warmest day. With a maximum temperature of 39.2°F (4°C), Thursday will be the coldest day.

Long-term weather forecast

TueMar 11.
  • 50°F
  • 30°F
Mostly Sunny
Mostly Sunny
  • Wind: 14mph S
  • Humidity: 71%
  • UV index: 4
  • Precip. probability: 16%
  • Precipitation: 0"
  • 6:57 am 6:43 pm EDT
WedMar 12.
  • 41°F
  • 28°F
Mostly Sunny
Mostly Sunny
  • Wind: 10mph N
  • Humidity: 42%
  • UV index: 4
  • Precip. probability: 1%
  • Precipitation: 0"
  • 6:56 am 6:45 pm EDT
ThuMar 13.
  • 39°F
  • 32°F
Cloudy
Cloudy
  • Wind: 9mph ESE
  • Humidity: 64%
  • UV index: 2
  • Precip. probability: 12%
  • Precipitation: 0"
  • 6:54 am 6:46 pm EDT
FriMar 14.
  • 45°F
  • 34°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 8mph E
  • Humidity: 74%
  • UV index: 3
  • Precip. probability: 8%
  • Precipitation: 0"
  • 6:52 am 6:47 pm EDT
SatMar 15.
  • 46°F
  • 41°F
PM Showers
PM Showers
  • Wind: 10mph S
  • Humidity: 82%
  • UV index: 2
  • Precip. probability: 33%
  • Precipitation: 0"
  • 6:50 am 6:48 pm EDT
SunMar 16.
  • 55°F
  • 48°F
Showers
Showers
  • Wind: 20mph S
  • Humidity: 86%
  • UV index: 2
  • Precip. probability: 46%
  • Precipitation: 0.08"
  • 6:48 am 6:50 pm EDT
MonMar 17.
  • 52°F
  • 34°F
Rain
Rain
  • Wind: 13mph SW
  • Humidity: 77%
  • UV index: 2
  • Precip. probability: 69%
  • Precipitation: 0.35"
  • 6:47 am 6:51 pm EDT
TueMar 18.
  • 41°F
  • 36°F
Partly Cloudy
Partly Cloudy
  • Wind: 12mph NNW
  • Humidity: 63%
  • UV index: 4
  • Precip. probability: 24%
  • Precipitation: 0.59"
  • 6:45 am 6:52 pm EDT
WedMar 19.
  • 46°F
  • 37°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph NNW
  • Humidity: 58%
  • UV index: 4
  • Precip. probability: 21%
  • Precipitation: 0"
  • 6:43 am 6:53 pm EDT
ThuMar 20.
  • 50°F
  • 37°F
Cloudy
Cloudy
  • Wind: 12mph SSW
  • Humidity: 68%
  • UV index: 3
  • Precip. probability: 24%
  • Precipitation: 0.08"
  • 6:41 am 6:54 pm EDT
For the next ten days, a combination of cloudy, rainy and sunny weather is forecasted.
Rainfall is forecasted for Sunday through next Tuesday and Thursday.
Temperature fluctuation will be substantial in the upcoming period. The maximum temperature will range between 39.2°F (4°C) and 55.4°F (13°C), while the lowest nightly temperature variation will be also substantial, as the lowest temperature will range between 28.4°F (-2°C) and 48.2°F (9°C).
Sunday will be the warmest day, with a maximum temperature of 55.4°F (13°C); the coldest day will be Thursday, with a maximum of 39.2°F (4°C).
Updated: Mar 11, 2025 @ 05:06:23 UTC
Published by: Weather U.S. | About Us
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