Portland weather live forecast

Today's maximum temperature in Portland is expected to be 45°F. Select a day from the live weather forecast for Portland, Maine, USA for more weather parameters.

Thursday
9th Apr
45

32

13

5
Friday
10th Apr
52

36

6

5
Saturday
11th Apr
50

37

9

5
Sunday
12th Apr
48

36

5

5
Monday
13th Apr
63

43

1

3

5-day weather forecast updated at 04:00 on Thursday 9th April 2026 GMT

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The 5-day weather forecast for Maine (Portland) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Portland weather forecast by day

Below are the detailed weather forecasts for Portland for the next 5 days.

Portland weather for Thursday 9th April 2026

Expect clear skies in Portland, Maine with a maximum temperature of 45°F, maximum UV of 5 (Moderate) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 14 mph from the south.

45
°F maximum temperature
32
°F minimum temperature
clear skies
13
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
37
°F wind chill
14
mph wind from S

Portland weather for Friday 10th April 2026

Expect broken clouds in Portland, Maine with a maximum temperature of 52°F, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 10 mph from the south.

52
°F maximum temperature
36
°F minimum temperature
broken clouds
6
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
10
mph wind from S

Portland weather for Saturday 11th April 2026

Expect sunshine and showers in Portland, Maine with a maximum temperature of 50°F, maximum UV of 5 (Moderate) and 9 hours of bright sunshine. There are 2-5 mm of rainfall expected with 17% chance of some rain and a moderate breeze of 13 mph from the north-west.

50
°F maximum temperature
37
°F minimum temperature
sunshine and showers
9
hours of sunshine
5
UV index (Moderate)
17
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
13
mph wind from NW

Portland weather for Sunday 12th April 2026

Expect broken clouds in Portland, Maine with a maximum temperature of 48°F, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 11 mph from the south.

48
°F maximum temperature
36
°F minimum temperature
broken clouds
5
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
43
°F wind chill
11
mph wind from S

Portland weather for Monday 13th April 2026

Expect mostly cloudy with light rain in Portland, Maine with a maximum temperature of 63°F, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 50% chance of some rain and a moderate breeze of 12 mph from the south-west.