Portland weather live forecast

Today's maximum temperature in Portland is expected to be 14°C. Select a day from the live weather forecast for Portland, Maine, USA for more weather parameters.

Thursday
26th Mar
14

5

2

3
Friday
27th Mar
8

-3

10

6
Saturday
28th Mar
0

-5

6

4
Sunday
29th Mar
4

-4

3

3
Monday
30th Mar
11

1

6

2

5-day weather forecast updated at 04:00 on Thursday 26th March 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 26th March 2026

Expect cloudy with some rain in Portland, Maine with a maximum temperature of 14°C, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 5-10 mm of rainfall expected with 84% chance of some rain and a moderate breeze of 20 kph from the south-west.

14
°C maximum temperature
5
°C minimum temperature
cloudy with some rain
2
hours of sunshine
3
UV index (Moderate)
84
% chance of some rain
<10
mm of rainfall expected
14
°C wind chill
20
kph wind from SW

Portland weather for Friday 27th March 2026

Expect sunshine and showers in Portland, Maine with a maximum temperature of 8°C, maximum UV of 6 (High) and 10 hours of bright sunshine. There are 0-2 mm of rainfall expected with 14% chance of some rain and a moderate breeze of 20 kph from the north.

8
°C maximum temperature
-3
°C minimum temperature
sunshine and showers
10
hours of sunshine
6
UV index (High)
14
% chance of some rain
<2
mm of rainfall expected
4
°C wind chill
20
kph wind from N

Portland weather for Saturday 28th March 2026

Expect scattered clouds in Portland, Maine with a maximum temperature of 0°C, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 0 cm of snow expected and a gentle breeze of 16 kph from the north.

0
°C maximum temperature
-5
°C minimum temperature
scattered clouds
6
hours of sunshine
4
UV index (Moderate)
0
cm of snow expected
-5
°C wind chill
16
kph wind from N

Portland weather for Sunday 29th March 2026

Expect broken clouds in Portland, Maine with a maximum temperature of 4°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the south-west.

4
°C maximum temperature
-4
°C minimum temperature
broken clouds
3
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
1
°C wind chill
16
kph wind from SW

Portland weather for Monday 30th March 2026

Expect broken clouds in Portland, Maine with a maximum temperature of 11°C, maximum UV of 2 (Low) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the south-west.