Kennewick 7-day weather forecast

Written by:
September 22, 2025
ESOlex // Shutterstock

Kennewick 7-day weather forecast

Stacker created the forecast for Kennewick, Washington using data from OpenWeather. This week's high is 92 °F on Wednesday, while the low is 52 °F on Monday. There are expected to be 5 sunny days and precipitation on 0 days this week.

There are currently no weather alerts.

Monday, September 22

- High of 75 °F, low of 52 °F (30% humidity)
- Sunny with a 0% chance of rain
- High risk of harm from sun exposure (5 UV index)
- Gentle breeze (9 mph wind)
- Sunrise at 6:43 AM, sunset at 6:54 PM
1 / 6
GP PIXSTOCK // Shutterstock

Tuesday, September 23

- High of 86 °F, low of 56 °F (23% humidity)
- Sunny with a 0% chance of rain
- Moderate risk of harm from sun exposure (5 UV index)
- Light breeze (6 mph wind)
- Sunrise at 6:45 AM, sunset at 6:52 PM
2 / 6
cooperr // Shutterstock

Wednesday, September 24

- High of 92 °F, low of 61 °F (18% humidity)
- Sunny with a 0% chance of rain
- Moderate risk of harm from sun exposure (5 UV index)
- Light air (3 mph wind)
- Sunrise at 6:46 AM, sunset at 6:50 PM
3 / 6
Rachasie // Shutterstock

Thursday, September 25

- High of 91 °F, low of 63 °F (23% humidity)
- Sunny with a 0% chance of rain
- Moderate risk of harm from sun exposure (5 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 6:47 AM, sunset at 6:48 PM
4 / 6
Pablesku // Shutterstock

Friday, September 26

- High of 83 °F, low of 57 °F (25% humidity)
- Fair with a 0% chance of rain
- Moderate risk of harm from sun exposure (5 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 6:48 AM, sunset at 6:46 PM
5 / 6
Leena Robinson // Shutterstock

Saturday, September 27

- High of 85 °F, low of 60 °F (30% humidity)
- Mostly cloudy with a 0% chance of rain
- Moderate risk of harm from sun exposure (5 UV index)
- Light breeze (4 mph wind)
- Sunrise at 6:50 AM, sunset at 6:44 PM
6 / 6
Andrew Lever // Shutterstock

Sunday, September 28

- High of 87 °F, low of 64 °F (26% humidity)
- Overcast with a 0% chance of rain
- Moderate risk of harm from sun exposure (5 UV index)
- Light breeze (4 mph wind)
- Sunrise at 6:51 AM, sunset at 6:42 PM

Trending Now