Portland weather live forecast

Today's maximum temperature in Portland is expected to be 0°C. Select a day from the live weather forecast for Portland, Maine, USA for more weather parameters.

Sunday
28th Dec
0

-9

9

1
Monday
29th Dec
4

-3

0

0
Tuesday
30th Dec
1

-7

3

1
Wednesday
31st Dec
-1

-8

1

1
Thursday
1st Jan
-4

-7

7

1

5-day weather forecast updated at 04:00 on Saturday 27th December 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 Sunday 28th December 2025

Expect scattered clouds in Portland, Maine with a maximum temperature of 0°C, maximum UV of 1 (Low) and 9 hours of bright sunshine. There are 0 cm of snow expected and a light breeze of 10 kph from the north-west.

0
°C maximum temperature
-9
°C minimum temperature
scattered clouds
9
hours of sunshine
1
UV index (Low)
0
cm of snow expected
-4
°C wind chill
10
kph wind from NW

Portland weather for Monday 29th December 2025

Expect cloudy with sleet or snow in Portland, Maine with a maximum temperature of 4°C and no hours of bright sunshine. There are 10-20 mm of sleet/snow expected with 88% chance of some sleet or snow and a moderate breeze of 20 kph from the south.

4
°C maximum temperature
-3
°C minimum temperature
cloudy with sleet or snow
0
hours of sunshine
0
UV index (None)
88
% chance of some sleet or snow
<20
mm of sleet/snow expected
0
°C wind chill
20
kph wind from S

Portland weather for Tuesday 30th December 2025

Expect broken clouds in Portland, Maine with a maximum temperature of 1°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 29 kph from the west.

1
°C maximum temperature
-7
°C minimum temperature
broken clouds
3
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
-5
°C wind chill
29
kph wind from W

Portland weather for Wednesday 31st December 2025

Expect mostly cloudy with light snow in Portland, Maine with a maximum temperature of -1°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 cm of snow expected with 25% chance of some snow and a moderate breeze of 22 kph from the south-west.

-1
°C maximum temperature
-8
°C minimum temperature
mostly cloudy with light snow
1
hour of sunshine
1
UV index (Low)
25
% chance of some snow
<2
cm of snow expected
-7
°C wind chill
22
kph wind from SW

Portland weather for Thursday 1st January 2026

Expect clear skies with flurries of snow in Portland, Maine with a maximum temperature of -4°C, maximum UV of 1 (Low) and 7 hours of bright sunshine. There are 2-5 cm of snow expected with 36% chance of some snow and a gentle breeze of 18 kph from the west.