Portland weather live forecast

Today's maximum temperature in Portland is expected to be 8°C. Select a day from the live weather forecast for Portland, Maine, USA for more weather parameters.

Thursday
15th Jan
8

-2

2

0
Friday
16th Jan
-3

-6

9

1
Saturday
17th Jan
2

-5

0

1
Sunday
18th Jan
2

-3

0

1
Monday
19th Jan
1

-5

9

1

5-day weather forecast updated at 04:00 on Thursday 15th 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 Thursday 15th January 2026

Expect mostly cloudy with light rain in Portland, Maine with a maximum temperature of 8°C and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 8% chance of some rain and a moderate breeze of 20 kph from the south.

8
°C maximum temperature
-2
°C minimum temperature
mostly cloudy with light rain
2
hours of sunshine
0
UV index (None)
8
% chance of some rain
<2
mm of rainfall expected
4
°C wind chill
20
kph wind from S

Portland weather for Friday 16th January 2026

Expect scattered clouds in Portland, Maine with a maximum temperature of -3°C, maximum UV of 1 (Low) and 9 hours of bright sunshine. There are 0 cm of snow expected and a moderate breeze of 23 kph from the west.

-3
°C maximum temperature
-6
°C minimum temperature
scattered clouds
9
hours of sunshine
1
UV index (Low)
0
cm of snow expected
-9
°C wind chill
23
kph wind from W

Portland weather for Saturday 17th January 2026

Expect cloudy with sleet or snow in Portland, Maine with a maximum temperature of 2°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 2-5 mm of sleet/snow expected with 56% chance of some sleet or snow and a light breeze of 11 kph from the south-west.

2
°C maximum temperature
-5
°C minimum temperature
cloudy with sleet or snow
0
hours of sunshine
1
UV index (Low)
56
% chance of some sleet or snow
<5
mm of sleet/snow expected
-1
°C wind chill
11
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 2°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0-2 cm of snow expected with 47% chance of some snow and a light breeze of 12 kph from the south-west.

2
°C maximum temperature
-3
°C minimum temperature
mostly cloudy with light snow
0
hours of sunshine
1
UV index (Low)
47
% chance of some snow
<2
cm of snow expected
-1
°C wind chill
12
kph wind from SW

Portland weather for Monday 19th January 2026

Expect clear skies with flurries of snow in Portland, Maine with a maximum temperature of 1°C, maximum UV of 1 (Low) and 9 hours of bright sunshine. There are 0-2 cm of snow expected with 25% chance of some snow and a gentle breeze of 19 kph from the west.