Portland, Maine 7-day weather forecast

Written by:
June 8, 2026
ESOlex // Shutterstock

Portland, Maine 7-day weather forecast

Stacker created the forecast for Portland, Maine using data from OpenWeather. This week's high is 82 °F on Wednesday, while the low is 50 °F on Monday. There is expected to be 1 sunny day and rain on 4 days this week.

There are currently no weather alerts.

Monday, June 8

- High of 71 °F, low of 50 °F (42% humidity)
- Partly cloudy with a 0% chance of rain
- Very high risk of harm from sun exposure (8 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 4:59 AM, sunset at 8:20 PM
- Last quarter moon
1 / 6
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Tuesday, June 9

- High of 80 °F, low of 57 °F (43% humidity)
- Partly cloudy with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 4:59 AM, sunset at 8:21 PM
2 / 6
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Wednesday, June 10

- High of 82 °F, low of 62 °F (53% humidity)
- Overcast with a 100% chance of rain (9 mm of rain)
- High risk of harm from sun exposure (6 UV index)
- Moderate breeze (17 mph wind)
- Sunrise at 4:59 AM, sunset at 8:21 PM
3 / 6
Andrew Lever // Shutterstock

Thursday, June 11

- High of 74 °F, low of 60 °F (85% humidity)
- Overcast with a 100% chance of rain (2 mm of rain)
- High risk of harm from sun exposure (5 UV index)
- Gentle breeze (9 mph wind)
- Sunrise at 4:59 AM, sunset at 8:22 PM
4 / 6
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Friday, June 12

- High of 63 °F, low of 57 °F (81% humidity)
- Overcast with a 0% chance of rain
- Gentle breeze (8 mph wind)
- Sunrise at 4:59 AM, sunset at 8:22 PM
5 / 6
Valeriy Boyarskiy // Shutterstock

Saturday, June 13

- High of 63 °F, low of 57 °F (83% humidity)
- Overcast with a 100% chance of rain (3 mm of rain)
- Gentle breeze (11 mph wind)
- Sunrise at 4:59 AM, sunset at 8:23 PM
6 / 6
Dmitry Naumov // Shutterstock

Sunday, June 14

- High of 73 °F, low of 59 °F (41% humidity)
- Fair with a 34% chance of rain (0 mm of rain)
- Gentle breeze (11 mph wind)
- Sunrise at 4:58 AM, sunset at 8:23 PM
- New moon

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