Walla Walla 7-day weather forecast

Written by:
March 23, 2026
ESOlex // Shutterstock

Walla Walla 7-day weather forecast

Stacker created the forecast for Walla Walla, Washington using data from OpenWeather. This week's high is 77 °F on Monday, while the low is 41 °F on Friday. There are expected to be 2 sunny days and rain on 4 days this week.

There are currently no weather alerts.

Monday, April 20

- High of 77 °F, low of 43 °F (51% humidity)
- Overcast with a 0% chance of rain
- High risk of harm from sun exposure (6 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 5:57 AM, sunset at 7:46 PM
1 / 6
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Tuesday, April 21

- High of 73 °F, low of 54 °F (48% humidity)
- Fair with a 38% chance of rain (0 mm of rain)
- High risk of harm from sun exposure (6 UV index)
- Moderate breeze (18 mph wind)
- Sunrise at 5:56 AM, sunset at 7:47 PM
2 / 6
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Wednesday, April 22

- High of 53 °F, low of 46 °F (85% humidity)
- Overcast with a 100% chance of rain (10 mm of rain)
- Fresh breeze (22 mph wind)
- Sunrise at 5:54 AM, sunset at 7:48 PM
3 / 6
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Thursday, April 23

- High of 56 °F, low of 43 °F (71% humidity)
- Overcast with a 100% chance of rain (5 mm of rain)
- Moderate risk of harm from sun exposure (3 UV index)
- Moderate breeze (14 mph wind)
- Sunrise at 5:52 AM, sunset at 7:50 PM
- First quarter moon
4 / 6
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Friday, April 24

- High of 60 °F, low of 41 °F (53% humidity)
- Partly cloudy with a 0% chance of rain
- Moderate risk of harm from sun exposure (4 UV index)
- Light breeze (6 mph wind)
- Sunrise at 5:51 AM, sunset at 7:51 PM
5 / 6
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Saturday, April 25

- High of 62 °F, low of 47 °F (58% humidity)
- Overcast with a 100% chance of rain (2 mm of rain)
- Moderate risk of harm from sun exposure (4 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 5:49 AM, sunset at 7:52 PM
6 / 6
LeManna // Shutterstock

Sunday, April 26

- High of 66 °F, low of 43 °F (39% humidity)
- Fair with a 0% chance of rain
- Moderate risk of harm from sun exposure (4 UV index)
- Light breeze (7 mph wind)
- Sunrise at 5:47 AM, sunset at 7:54 PM

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