Portland weather live forecast

Today's maximum temperature in Portland is expected to be -5°C. Select a day from the live weather forecast for Portland, Maine, USA for more weather parameters.

Sunday
4th Jan
-5

-11

3

1
Monday
5th Jan
-7

-12

4

1
Tuesday
6th Jan
-2

-7

3

1
Wednesday
7th Jan
1

-3

0

0
Thursday
8th Jan
3

-3

4

1

5-day weather forecast updated at 04:01 on Sunday 4th January 2026 GMT

More about Portland

Portland by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Maine

Travelbag: up to 50% off 2026 holidays

Sale

Save up to 50% on 2026 holidays & tours with Travelbag
Book selected stays in popular destinations around the world
Travel before 31st December 2026 (inclusive)

Go to Travelbag deal >>

Expires at 23:59 on Saturday 31st Jan 2026 · View all Travelbag offers

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 Sunday 4th January 2026

Expect broken clouds in Portland, Maine with a maximum temperature of -5°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0 cm of snow expected and a light breeze of 11 kph from the north-west.

-5
°C maximum temperature
-11
°C minimum temperature
broken clouds
3
hours of sunshine
1
UV index (Low)
0
cm of snow expected
-10
°C wind chill
11
kph wind from NW

Portland weather for Monday 5th January 2026

Expect clear skies with flurries of snow in Portland, Maine with a maximum temperature of -7°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 0-2 cm of snow expected with 65% chance of some snow and a light breeze of 10 kph from the north-west.

-7
°C maximum temperature
-12
°C minimum temperature
clear skies with flurries of snow
4
hours of sunshine
1
UV index (Low)
65
% chance of some snow
<2
cm of snow expected
-12
°C wind chill
10
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 -2°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 2-5 cm of snow expected with 67% chance of some snow and a light breeze of 9 kph from the north.

-2
°C maximum temperature
-7
°C minimum temperature
mostly cloudy with light snow
3
hours of sunshine
1
UV index (Low)
67
% chance of some snow
<5
cm of snow expected
-5
°C wind chill
9
kph wind from N

Portland weather for Wednesday 7th January 2026

Expect cloudy with some snow in Portland, Maine with a maximum temperature of 1°C and no hours of bright sunshine. There are 20-30 cm of snow expected with 69% chance of some snow and a light breeze of 12 kph from the north-west.

1
°C maximum temperature
-3
°C minimum temperature
cloudy with some snow
0
hours of sunshine
0
UV index (None)
69
% chance of some snow
<30
cm of snow expected
-3
°C wind chill
12
kph wind from NW

Portland weather for Thursday 8th January 2026

Expect mostly cloudy with light snow in Portland, Maine with a maximum temperature of 3°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 0-2 cm of snow expected with 11% chance of some snow and a light breeze of 12 kph from the north-west.