Portland weather live forecast

Today's maximum temperature in Portland is expected to be 12°C. Select a day from the live weather forecast for Portland, Maine, USA for more weather parameters.

Thursday
23rd Apr
12

4

9

5
Friday
24th Apr
10

3

9

4
Saturday
25th Apr
11

3

10

5
Sunday
26th Apr
11

3

2

4
Monday
27th Apr
12

5

2

5

5-day weather forecast updated at 04:00 on Thursday 23rd 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 23rd April 2026

Expect sunshine and showers in Portland, Maine with a maximum temperature of 12°C, maximum UV of 5 (Moderate) and 9 hours of bright sunshine. There are 0-2 mm of rainfall expected with 9% chance of some rain and a moderate breeze of 22 kph from the north-west.

12
°C maximum temperature
4
°C minimum temperature
sunshine and showers
9
hours of sunshine
5
UV index (Moderate)
9
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
22
kph wind from NW

Portland weather for Friday 24th April 2026

Expect scattered clouds in Portland, Maine with a maximum temperature of 10°C, maximum UV of 4 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the north-west.

10
°C maximum temperature
3
°C minimum temperature
scattered clouds
9
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
15
kph wind from NW

Portland weather for Saturday 25th April 2026

Expect scattered clouds in Portland, Maine with a maximum temperature of 11°C, maximum UV of 5 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the north.

11
°C maximum temperature
3
°C minimum temperature
scattered clouds
10
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
11
°C wind chill
12
kph wind from N

Portland weather for Sunday 26th April 2026

Expect broken clouds in Portland, Maine with a maximum temperature of 11°C, maximum UV of 4 (Moderate) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the south-east.

11
°C maximum temperature
3
°C minimum temperature
broken clouds
2
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
10
kph wind from SE

Portland weather for Monday 27th April 2026

Expect broken clouds in Portland, Maine with a maximum temperature of 12°C, maximum UV of 5 (Moderate) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the south-east.