Mount Vernon 7-day weather forecast

Written by:
June 8, 2026
ESOlex // Shutterstock

Mount Vernon 7-day weather forecast

Stacker created the forecast for Mount Vernon, Washington using data from OpenWeather. This week's high is 79 °F on Tuesday, while the low is 49 °F on Saturday. There are expected to be 0 sunny days and rain on 3 days this week.

NWS Seattle WA has issued a heat advisory until Wednesday at 11:00 PM.

Monday, June 22

- High of 78 °F, low of 55 °F (52% humidity)
- Partly cloudy with a 0% chance of rain
- Very high risk of harm from sun exposure (7 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 5:08 AM, sunset at 9:14 PM
1 / 6
Stepan Bessmelnitsin // Shutterstock

Tuesday, June 23

- High of 79 °F, low of 59 °F (46% humidity)
- Partly cloudy with a 0% chance of rain
- High risk of harm from sun exposure (7 UV index)
- Light breeze (6 mph wind)
- Sunrise at 5:08 AM, sunset at 9:14 PM
2 / 6
Andrew Lever // Shutterstock

Wednesday, June 24

- High of 73 °F, low of 54 °F (50% 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 5:08 AM, sunset at 9:14 PM
3 / 6
Jurga Jot // Shutterstock

Thursday, June 25

- High of 65 °F, low of 52 °F (62% humidity)
- Overcast with a 100% chance of rain (2 mm of rain)
- High risk of harm from sun exposure (5 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 5:09 AM, sunset at 9:14 PM
4 / 6
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Friday, June 26

- High of 58 °F, low of 53 °F (95% humidity)
- Overcast with a 100% chance of rain (8 mm of rain)
- High risk of harm from sun exposure (6 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 5:09 AM, sunset at 9:14 PM
5 / 6
alisalipa // Shutterstock

Saturday, June 27

- High of 63 °F, low of 49 °F (74% humidity)
- Overcast with a 39% chance of rain (0 mm of rain)
- High risk of harm from sun exposure (6 UV index)
- Light breeze (4 mph wind)
- Sunrise at 5:09 AM, sunset at 9:14 PM
6 / 6
Hellame // Shutterstock

Sunday, June 28

- High of 60 °F, low of 53 °F (71% humidity)
- Overcast with a 0% chance of rain
- High risk of harm from sun exposure (6 UV index)
- Light breeze (7 mph wind)
- Sunrise at 5:10 AM, sunset at 9:14 PM

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