Portland weather live forecast

Today's maximum temperature in Portland is expected to be -2°C. Select a day from the live weather forecast for Portland, Maine, USA for more weather parameters.

Wednesday
21st Jan
-2

-11

5

1
Thursday
22nd Jan
3

-3

8

1
Friday
23rd Jan
-3

-11

5

1
Saturday
24th Jan
-12

-16

10

2
Sunday
25th Jan
-12

-17

1

1

5-day weather forecast updated at 04:01 on Wednesday 21st 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 21st January 2026

Expect clear skies with flurries of snow in Portland, Maine with a maximum temperature of -2°C, maximum UV of 1 (Low) and 5 hours of bright sunshine. There are 0-2 cm of snow expected with 94% chance of some snow and a gentle breeze of 17 kph from the south-west.

-2
°C maximum temperature
-11
°C minimum temperature
clear skies with flurries of snow
5
hours of sunshine
1
UV index (Low)
94
% chance of some snow
<2
cm of snow expected
-8
°C wind chill
17
kph wind from SW

Portland weather for Thursday 22nd January 2026

Expect scattered clouds in Portland, Maine with a maximum temperature of 3°C, maximum UV of 1 (Low) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the west.

3
°C maximum temperature
-3
°C minimum temperature
scattered clouds
8
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
-2
°C wind chill
19
kph wind from W

Portland weather for Friday 23rd 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 5 hours of bright sunshine. There are 0-2 cm of snow expected with 11% chance of some snow and a moderate breeze of 20 kph from the west.

-3
°C maximum temperature
-11
°C minimum temperature
clear skies with flurries of snow
5
hours of sunshine
1
UV index (Low)
11
% chance of some snow
<2
cm of snow expected
-9
°C wind chill
20
kph wind from W

Portland weather for Saturday 24th January 2026

Expect clear skies in Portland, Maine with a maximum temperature of -12°C, maximum UV of 2 (Low) and 10 hours of bright sunshine. There are 0 cm of snow expected and a gentle breeze of 18 kph from the north-west.

-12
°C maximum temperature
-16
°C minimum temperature
clear skies
10
hours of sunshine
2
UV index (Low)
0
cm of snow expected
-20
°C wind chill
18
kph wind from NW

Portland weather for Sunday 25th January 2026

Expect mostly cloudy with light snow in Portland, Maine with a maximum temperature of -12°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 cm of snow expected with 37% chance of some snow and a gentle breeze of 13 kph from the north.