Portland weather live forecast

Today's maximum temperature in Portland is expected to be 7°C. Select a day from the live weather forecast for Portland, Maine, USA for more weather parameters.

Wednesday
14th Jan
7

3

1

1
Thursday
15th Jan
6

-5

1

1
Friday
16th Jan
-3

-9

7

1
Saturday
17th Jan
3

-4

7

1
Sunday
18th Jan
1

-4

0

1

5-day weather forecast updated at 04:01 on Wednesday 14th January 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 14th January 2026

Expect mostly cloudy with light rain in Portland, Maine with a maximum temperature of 7°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 64% chance of some rain and a gentle breeze of 17 kph from the south.

7
°C maximum temperature
3
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
1
UV index (Low)
64
% chance of some rain
<2
mm of rainfall expected
4
°C wind chill
17
kph wind from S

Portland weather for Thursday 15th January 2026

Expect mostly cloudy with light rain in Portland, Maine with a maximum temperature of 6°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 27% chance of some rain and a moderate breeze of 20 kph from the south-west.

6
°C maximum temperature
-5
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
1
UV index (Low)
27
% chance of some rain
<2
mm of rainfall expected
2
°C wind chill
20
kph wind from SW

Portland weather for Friday 16th January 2026

Expect broken clouds in Portland, Maine with a maximum temperature of -3°C, maximum UV of 1 (Low) and 7 hours of bright sunshine. There are 0 cm of snow expected and a gentle breeze of 18 kph from the west.

-3
°C maximum temperature
-9
°C minimum temperature
broken clouds
7
hours of sunshine
1
UV index (Low)
0
cm of snow expected
-8
°C wind chill
18
kph wind from W

Portland weather for Saturday 17th January 2026

Expect clear skies with flurries of snow in Portland, Maine with a maximum temperature of 3°C, maximum UV of 1 (Low) and 7 hours of bright sunshine. There are 0-2 cm of snow expected with 31% chance of some snow and a gentle breeze of 16 kph from the south-west.

3
°C maximum temperature
-4
°C minimum temperature
clear skies with flurries of snow
7
hours of sunshine
1
UV index (Low)
31
% chance of some snow
<2
cm of snow expected
-1
°C wind chill
16
kph wind from SW

Portland weather for Sunday 18th January 2026

Expect mostly cloudy with light snow in Portland, Maine with a maximum temperature of 1°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0-2 cm of snow expected with 30% chance of some snow and a gentle breeze of 16 kph from the west.