Portland weather live forecast

Tomorrow's maximum temperature in Portland is expected to be 8°C.

Wednesday
16th Apr

8

4

6
Thursday
17th Apr

9

3

12
Friday
18th Apr

12

1

5
Saturday
19th Apr

20

9

5
Sunday
20th Apr

12

5

14

5-day weather forecast updated at 04:00 on Wednesday 16th April 2025 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 16th April 2025

Expect broken clouds in Portland, Maine with a maximum temperature of 8°C, maximum UV of 3 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the west.

8
°C maximum temperature
4
°C minimum temperature
broken clouds
6
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
5
°C wind chill
23
kph wind from W

Portland weather for Thursday 17th April 2025

Expect scattered clouds in Portland, Maine with a maximum temperature of 9°C, maximum UV of 5 (Moderate) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the west.

9
°C maximum temperature
3
°C minimum temperature
scattered clouds
12
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
6
°C wind chill
19
kph wind from W

Portland weather for Friday 18th April 2025

Expect broken clouds in Portland, Maine with a maximum temperature of 12°C, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the south.

12
°C maximum temperature
1
°C minimum temperature
broken clouds
5
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
12
°C wind chill
16
kph wind from S

Portland weather for Saturday 19th April 2025

Expect mostly cloudy with rain in Portland, Maine with a maximum temperature of 20°C, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 57% chance of some rain and a gentle breeze of 19 kph from the south-west.

20
°C maximum temperature
9
°C minimum temperature
mostly cloudy with rain
5
hours of sunshine
3
UV index (Moderate)
57
% chance of some rain
<10
mm of rainfall expected
20
°C wind chill
19
kph wind from SW

Portland weather for Sunday 20th April 2025

Expect clear skies in Portland, Maine with a maximum temperature of 12°C, maximum UV of 3 (Moderate) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the north-west.

12
°C maximum temperature
5
°C minimum temperature
clear skies
14
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
12
°C wind chill
19
kph wind from NW

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Metric (°C / mm) | Imperial (°F / inches)

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Maine - quick facts
Flight time^✝	11 hours
Time difference	UK -5 hours
Language(s)	English
Currency	US Dollar
Electricity	A + B plug (120V)
Driving side	Right
Visa^✝	Yes
Why visit?	Nature
Tourist info	Maine Office of Tourism