Kennewick 7-day weather forecast

Written by:
March 23, 2026
ESOlex // Shutterstock

Kennewick 7-day weather forecast

created the forecast for Kennewick, Washington using data from . This week's high is 86 掳F on Saturday, while the low is 50 掳F on Tuesday. 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 73 掳F, low of 51 掳F (30% humidity)
- Partly cloudy with a 0% chance of rain
- High risk of harm from sun exposure (7 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 5:20 AM, sunset at 8:25 PM
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1 / 6
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Tuesday, May 19

- High of 74 掳F, low of 50 掳F (38% humidity)
- Overcast with a 0% chance of rain
- High risk of harm from sun exposure (6 UV index)
- Moderate breeze (18 mph wind)
- Sunrise at 5:19 AM, sunset at 8:26 PM
2 / 6
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Wednesday, May 20

- High of 77 掳F, low of 53 掳F (35% humidity)
- Sunny with a 0% chance of rain
- High risk of harm from sun exposure (7 UV index)
- Light breeze (5 mph wind)
- Sunrise at 5:18 AM, sunset at 8:28 PM
3 / 6
Matusciac Alexandru // Shutterstock

Thursday, May 21

- High of 80 掳F, low of 54 掳F (34% humidity)
- Sunny with a 0% chance of rain
- High risk of harm from sun exposure (7 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 5:17 AM, sunset at 8:29 PM
4 / 6
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Friday, May 22

- High of 85 掳F, low of 57 掳F (30% humidity)
- Sunny with a 0% chance of rain
- High risk of harm from sun exposure (7 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 5:16 AM, sunset at 8:30 PM
5 / 6
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Saturday, May 23

- High of 86 掳F, low of 57 掳F (36% humidity)
- Mostly cloudy with a 0% chance of rain
- High risk of harm from sun exposure (7 UV index)
- Moderate breeze (13 mph wind)
- Sunrise at 5:15 AM, sunset at 8:31 PM
- First quarter moon
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6 / 6
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Sunday, May 24

- High of 83 掳F, low of 52 掳F (21% 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 5:14 AM, sunset at 8:32 PM

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