Portland weather live forecast

Today's maximum temperature in Portland is expected to be 15°C. Select a day from the live weather forecast for Portland, Maine, USA for more weather parameters.

Tuesday
10th Mar
15

5

10

4
Wednesday
11th Mar
6

2

0

1
Thursday
12th Mar
9

-1

7

2
Friday
13th Mar
4

-2

3

3
Saturday
14th Mar
6

-1

5

4

5-day weather forecast updated at 04:00 on Tuesday 10th March 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 Tuesday 10th March 2026

Expect scattered clouds in Portland, Maine with a maximum temperature of 15°C, maximum UV of 4 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the south-west.

15
°C maximum temperature
5
°C minimum temperature
scattered clouds
10
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
12
kph wind from SW

Portland weather for Wednesday 11th March 2026

Expect mostly cloudy with light rain in Portland, Maine with a maximum temperature of 6°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 68% chance of some rain and a gentle breeze of 16 kph from the north-east.

6
°C maximum temperature
2
°C minimum temperature
mostly cloudy with light rain
0
hours of sunshine
1
UV index (Low)
68
% chance of some rain
<5
mm of rainfall expected
3
°C wind chill
16
kph wind from NE

Portland weather for Thursday 12th March 2026

Expect isolated thunderstorms in Portland, Maine with a maximum temperature of 9°C, maximum UV of 2 (Low) and 7 hours of bright sunshine. There are 2-5 mm of rainfall expected with 31% chance of some rain and a moderate breeze of 22 kph from the west.

9
°C maximum temperature
-1
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
2
UV index (Low)
31
% chance of some rain
<5
mm of rainfall expected
6
°C wind chill
22
kph wind from W

Portland weather for Friday 13th March 2026

Expect cloudy with sleet or snow in Portland, Maine with a maximum temperature of 4°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 0-2 mm of sleet/snow expected with 58% chance of some sleet or snow and a moderate breeze of 21 kph from the south.

4
°C maximum temperature
-2
°C minimum temperature
cloudy with sleet or snow
3
hours of sunshine
3
UV index (Moderate)
58
% chance of some sleet or snow
<2
mm of sleet/snow expected
-1
°C wind chill
21
kph wind from S

Portland weather for Saturday 14th March 2026

Expect cloudy with sleet or snow in Portland, Maine with a maximum temperature of 6°C, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 5-10 mm of sleet/snow expected with 35% chance of some sleet or snow and a fresh breeze of 31 kph from the west.