Portland, Oregon 7-day weather forecast

Written by:
March 23, 2026
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Portland, Oregon 7-day weather forecast

created the forecast for Portland, Oregon using data from . This week's high is 77 掳F on Thursday, while the low is 44 掳F on Wednesday. There are expected to be 3 sunny days and precipitation on 0 days this week.

There are currently no weather alerts.

Monday, May 18

- High of 68 掳F, low of 45 掳F (35% humidity)
- Partly cloudy with a 0% chance of rain
- High risk of harm from sun exposure (7 UV index)
- Gentle breeze (11 mph wind)
- Sunrise at 5:36 AM, sunset at 8:37 PM
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1 / 6
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Tuesday, May 19

- High of 63 掳F, low of 46 掳F (57% humidity)
- Overcast with a 0% chance of rain
- Moderate risk of harm from sun exposure (3 UV index)
- Light breeze (5 mph wind)
- Sunrise at 5:35 AM, sunset at 8:38 PM
2 / 6
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Wednesday, May 20

- High of 69 掳F, low of 44 掳F (46% humidity)
- Partly sunny with a 0% chance of rain
- High risk of harm from sun exposure (7 UV index)
- Gentle breeze (9 mph wind)
- Sunrise at 5:34 AM, sunset at 8:40 PM
3 / 6
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Thursday, May 21

- High of 77 掳F, low of 47 掳F (38% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (7 UV index)
- Light breeze (7 mph wind)
- Sunrise at 5:33 AM, sunset at 8:41 PM
4 / 6
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Friday, May 22

- High of 76 掳F, low of 49 掳F (41% humidity)
- Fair with a 0% chance of rain
- Very high risk of harm from sun exposure (8 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 5:32 AM, sunset at 8:42 PM
5 / 6
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Saturday, May 23

- High of 73 掳F, low of 49 掳F (31% humidity)
- Fair with a 0% chance of rain
- Very high risk of harm from sun exposure (8 UV index)
- Gentle breeze (11 mph wind)
- Sunrise at 5:31 AM, sunset at 8:43 PM
- First quarter moon
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6 / 6
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Sunday, May 24

- High of 74 掳F, low of 44 掳F (25% humidity)
- Overcast with a 0% chance of rain
- Very high risk of harm from sun exposure (8 UV index)
- Light breeze (6 mph wind)
- Sunrise at 5:31 AM, sunset at 8:44 PM

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