Portland, Maine 7-day weather forecast

Written by:
May 19, 2025
ESOlex // Shutterstock

Portland, Maine 7-day weather forecast

Stacker created the forecast for Portland, Maine using data from OpenWeather. This week's high is 72 °F on Tuesday, while the low is 49 °F on Monday. There is expected to be 1 sunny day and rain on 5 days this week.

There are currently no weather alerts.

Monday, May 26

- High of 64 °F, low of 49 °F (52% humidity)
- Partly cloudy with a 0% chance of rain
- High risk of harm from sun exposure (6 UV index)
- Gentle breeze (9 mph wind)
- Sunrise at 5:06 AM, sunset at 8:10 PM
- New moon
1 / 6
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Tuesday, May 27

- High of 72 °F, low of 50 °F (43% humidity)
- Sunny with a 33% chance of rain (0 mm of rain)
- High risk of harm from sun exposure (7 UV index)
- Gentle breeze (11 mph wind)
- Sunrise at 5:05 AM, sunset at 8:11 PM
2 / 6
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Wednesday, May 28

- High of 68 °F, low of 54 °F (55% humidity)
- Overcast with a 0% chance of rain
- High risk of harm from sun exposure (7 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 5:04 AM, sunset at 8:12 PM
3 / 6
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Thursday, May 29

- High of 64 °F, low of 52 °F (81% humidity)
- Overcast with a 29% chance of rain (0 mm of rain)
- Moderate risk of harm from sun exposure (5 UV index)
- Gentle breeze (12 mph wind)
- Sunrise at 5:04 AM, sunset at 8:13 PM
4 / 6
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Friday, May 30

- High of 66 °F, low of 55 °F (61% humidity)
- Overcast with a 100% chance of rain (4 mm of rain)
- Gentle breeze (10 mph wind)
- Sunrise at 5:03 AM, sunset at 8:14 PM
5 / 6
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Saturday, May 31

- High of 60 °F, low of 54 °F (99% humidity)
- Overcast with a 100% chance of rain (16 mm of rain)
- Light breeze (4 mph wind)
- Sunrise at 5:02 AM, sunset at 8:14 PM
6 / 6
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Sunday, June 1

- High of 62 °F, low of 53 °F (74% humidity)
- Overcast with a 100% chance of rain (2 mm of rain)
- Gentle breeze (9 mph wind)
- Sunrise at 5:02 AM, sunset at 8:15 PM

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