Portland weather live forecast

Today's maximum temperature in Portland is expected to be -6°C. Select a day from the live weather forecast for Portland, Maine, USA for more weather parameters.

Friday
2nd Jan
-6

-12

7

1
Saturday
3rd Jan
-6

-10

5

1
Sunday
4th Jan
-6

-10

1

1
Monday
5th Jan
-8

-13

9

1
Tuesday
6th Jan
-3

-9

2

1

5-day weather forecast updated at 04:00 on Friday 2nd 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 Friday 2nd January 2026

Expect scattered clouds in Portland, Maine with a maximum temperature of -6°C, maximum UV of 1 (Low) and 7 hours of bright sunshine. There are 0 cm of snow expected and a moderate breeze of 20 kph from the west.

-6
°C maximum temperature
-12
°C minimum temperature
scattered clouds
7
hours of sunshine
1
UV index (Low)
0
cm of snow expected
-13
°C wind chill
20
kph wind from W

Portland weather for Saturday 3rd January 2026

Expect broken clouds in Portland, Maine with a maximum temperature of -6°C, maximum UV of 1 (Low) and 5 hours of bright sunshine. There are 0 cm of snow expected and a gentle breeze of 18 kph from the west.

-6
°C maximum temperature
-10
°C minimum temperature
broken clouds
5
hours of sunshine
1
UV index (Low)
0
cm of snow expected
-12
°C wind chill
18
kph wind from W

Portland weather for Sunday 4th January 2026

Expect mostly cloudy with light snow 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 cm of snow expected with 14% chance of some snow and a light breeze of 12 kph from the north.

-6
°C maximum temperature
-10
°C minimum temperature
mostly cloudy with light snow
1
hour of sunshine
1
UV index (Low)
14
% chance of some snow
<2
cm of snow expected
-11
°C wind chill
12
kph wind from N

Portland weather for Monday 5th January 2026

Expect scattered clouds in Portland, Maine with a maximum temperature of -8°C, maximum UV of 1 (Low) and 9 hours of bright sunshine. There are 0 cm of snow expected and a light breeze of 12 kph from the north-west.

-8
°C maximum temperature
-13
°C minimum temperature
scattered clouds
9
hours of sunshine
1
UV index (Low)
0
cm of snow expected
-14
°C wind chill
12
kph wind from NW

Portland weather for Tuesday 6th January 2026

Expect mostly cloudy with light snow in Portland, Maine with a maximum temperature of -3°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 0-2 cm of snow expected with 43% chance of some snow and a light breeze of 8 kph from the north.