Weather forecast for 10 days
South Portland, ME

Weather forecast for the weekend

Saturday, May 3.

Showers
5:28 am

7:47 pm
EDT
Showers
59°F / 50°F
  • Wind: 8mph ESE
  • Humidity: 90%
  • Precip. probability: 71%
  • Precipitation: 0.51"
  • UV index: 5
Tomorrow, expect light showers throughout the day, with a chance of dry weather later.
The likelihood of rainfall is high, and precipitation will be moderate. The day will observe a moderate high of a moderate 59°F, subtly differing from a low of a crisp 50°F.
The predicted maximum temperature will closely reflect May's average high of 57.4°F.
Sunrise will be at 5:28 am and sunset at 7:47 pm; tomorrow's daylight will last for 14h and 19min.

Sunday, May 4.

PM Showers
5:26 am

7:48 pm
EDT
PM Showers
57°F / 48°F
  • Wind: 7mph ENE
  • Humidity: 83%
  • Precip. probability: 56%
  • Precipitation: 0.39"
  • UV index: 3
On Sunday, May 4, intermittent rain showers are forecasted for the afternoon.
The chance of rainfall is high. However, precipitation will be light. The daytime temperature will peak at a mild 57.2°F, slightly differing from the night's low of a chilly 48.2°F.
May's standard high of 57.4°F is expected to be reached during the day.
Sunrise will be at 5:26 am and sunset at 7:48 pm; the daylight will last for 14h and 22min.

Frequently asked questions

What is the weather forecast for South Portland for Sunday?
On Sunday, prepare for occasional showers in the afternoon.
Will it rain on Sunday?
Light precipitation of 0.39" is expected on Sunday. The possibility of rainfall is 56%.
What will be the highest temperature on Sunday?
On Sunday, the maximum temperature will be 57.2°F, while the minimum temperature will be 48.2°F.
What is the weather forecast for South Portland for the next ten days?
In South Portland, a combination of dull, rainy and hazy weather is predicted for the next ten days.
Will it rain in the next ten days?
Rainfall is predicted for Saturday through Wednesday in South Portland. Tuesday, with moderate precipitation of 0.79", will be the day with the most rainfall.
How warm will it be in the next ten days?
The maximum temperature will vary between 51.8°F and 62.6°F, while the minimum temperature will range between 44.6°F and 50°F.
What will be the warmest and the coldest days?
With a maximum temperature of 62.6°F, next Saturday and Sunday will be the warmest days. With a maximum temperature of 51.8°F, Monday and Tuesday will be the coldest days.

Long-term weather forecast

FriMay 2.
  • min.
  • 50°F
Fog Late
Fog Late
  • Wind: 6mph SSE
  • Humidity: 92%
  • UV index: 0
  • Precip. probability: 15%
  • Precipitation: 0"
  • 5:29 am 7:46 pm EDT
SatMay 3.
  • 59°F
  • 50°F
Showers
Showers
  • Wind: 8mph ESE
  • Humidity: 90%
  • UV index: 5
  • Precip. probability: 71%
  • Precipitation: 0.51"
  • 5:28 am 7:47 pm EDT
SunMay 4.
  • 57°F
  • 48°F
PM Showers
PM Showers
  • Wind: 7mph ENE
  • Humidity: 83%
  • UV index: 3
  • Precip. probability: 56%
  • Precipitation: 0.39"
  • 5:26 am 7:48 pm EDT
MonMay 5.
  • 52°F
  • 45°F
Cloudy
Cloudy
  • Wind: 12mph ENE
  • Humidity: 75%
  • UV index: 3
  • Precip. probability: 24%
  • Precipitation: 0.16"
  • 5:25 am 7:49 pm EDT
TueMay 6.
  • 52°F
  • 50°F
Rain
Rain
  • Wind: 9mph E
  • Humidity: 93%
  • UV index: 3
  • Precip. probability: 71%
  • Precipitation: 0.79"
  • 5:24 am 7:50 pm EDT
WedMay 7.
  • 61°F
  • 50°F
Showers
Showers
  • Wind: 9mph SSW
  • Humidity: 84%
  • UV index: 6
  • Precip. probability: 47%
  • Precipitation: 0.16"
  • 5:22 am 7:52 pm EDT
ThuMay 8.
  • 59°F
  • 45°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 9mph N
  • Humidity: 70%
  • UV index: 5
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:21 am 7:53 pm EDT
FriMay 9.
  • 55°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph NE
  • Humidity: 62%
  • UV index: 7
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:20 am 7:54 pm EDT
SatMay 10.
  • 63°F
  • 48°F
Partly Cloudy
Partly Cloudy
  • Wind: 12mph SSW
  • Humidity: 60%
  • UV index: 7
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:19 am 7:55 pm EDT
SunMay 11.
  • 63°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph SW
  • Humidity: 64%
  • UV index: 7
  • Precip. probability: 22%
  • Precipitation: 0"
  • 5:18 am 7:56 pm EDT
Models point to a combination of overcast, damp and hazy weather is forecasted.
Rainfall is forecasted for Saturday through Wednesday.
In the coming days, the maximum temperature will range between 51.8°F and 62.6°F, while the nighttime low will be mostly stable, as the minimum temperature will fluctuate between 44.6°F and 50°F.
The warmest days will be next Saturday and Sunday, with a maximum of 62.6°F; the coldest days will be Monday and Tuesday, with a maximum of 51.8°F.
Updated: May 2, 2025 @ 19:30:21 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate
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