Portland weather live forecast

Today's maximum temperature in Portland is expected to be 4°C. Select a day from the live weather forecast for Portland, Maine, USA for more weather parameters.

Wednesday
8th Apr
4

-3

9

5
Thursday
9th Apr
7

0

13

5
Friday
10th Apr
11

2

6

5
Saturday
11th Apr
10

3

9

5
Sunday
12th Apr
9

2

5

5

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 Wednesday 8th April 2026

Expect scattered clouds in Portland, Maine with a maximum temperature of 4°C, maximum UV of 5 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the south.

4
°C maximum temperature
-3
°C minimum temperature
scattered clouds
9
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
1
°C wind chill
17
kph wind from S

Portland weather for Thursday 9th April 2026

Expect clear skies in Portland, Maine with a maximum temperature of 7°C, maximum UV of 5 (Moderate) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the south.

7
°C maximum temperature
0
°C minimum temperature
clear skies
13
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
3
°C wind chill
22
kph wind from S

Portland weather for Friday 10th April 2026

Expect broken clouds in Portland, Maine with a maximum temperature of 11°C, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the south.

11
°C maximum temperature
2
°C minimum temperature
broken clouds
6
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
16
kph wind from S

Portland weather for Saturday 11th April 2026

Expect sunshine and showers in Portland, Maine with a maximum temperature of 10°C, 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 21 kph from the north-west.

10
°C maximum temperature
3
°C 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
21
kph wind from NW

Portland weather for Sunday 12th April 2026

Expect broken clouds in Portland, Maine with a maximum temperature of 9°C, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the south.