UTC Offset
UTC-07:00
Vashon, United States Snapshot 2026
Where is Vashon?
Vashon, United States
- Continent
- Americas
- Country
- United States
- City
- Vashon
- Population
- 10.6K
- Elevation
- 116 m
- Coordinates
- 47.45°, -122.46°
Vashon is a city in United States with a population of approximately 10.6K. Average temperatures range from 2°C (36°F) in February to 27°C (80°F) in August. The best time to visit is June, July, August, September. The city sits at an elevation of 116 m above sea level.
Time in Vashon right now
Open full time & time zone page 10:49 49
Monday, June 15, 2026
IANA time zone
America/Los_Angeles
Daylight saving
DST in effect
PST / PDT
Next DST change
November 1
backward -1h
Live weather in Vashon
Daylight in Vashon today
View full sunrise & sunset page Sunrise
Sunset
Day length
15h 56m
Climate normals for Vashon
Long-term monthly averages based on historical data.
January
Wet 
February
Poor March
Poor April
Fair May
Good June best
Excellent July best
Excellent August best
Excellent September best
Excellent October
Fair November
Wet December
Wet | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 7°C / 3°C | 5°C / -1°C | 18days (168 mm) Wet | 4.2h Fair | 88% Very Muggy | 1.3 Low | Wet | View Details |
| February | 8°C / 2°C | 5°C / -1°C | 17days (121 mm) Wet | 5.4h Fair | 85% Humid | 2 Low | Poor | View Details |
| March | 11°C / 3°C | 8°C / 0°C | 17days (111 mm) Wet | 7.6h Good | 82% Humid | 3.5 Moderate | Poor | View Details |
| April | 14°C / 6°C | 12°C / 3°C | 14days (89 mm) Wet | 9.4h Good | 76% Humid | 5 Moderate | Fair | View Details |
| May | 19°C / 9°C | 18°C / 8°C | 11days (61 mm) Wet | 11.1h Excellent | 73% Muggy | 5.8 High | Good | View Details |
| June best | 22°C / 12°C | 22°C / 11°C | 9days (47 mm) Wet | 11.9h Excellent | 69% Muggy | 6.5 High | Excellent | View Details |
| July best | 26°C / 15°C | 26°C / 15°C | 4days (13 mm) Good | 12.8h Excellent | 64% Muggy | 6.9 High | Excellent | View Details |
| August best | 27°C / 16°C | 27°C / 16°C | 5days (20 mm) Good | 11.7h Excellent | 67% Muggy | 5.9 High | Excellent | View Details |
| September best | 22°C / 13°C | 21°C / 13°C | 10days (59 mm) Wet | 9.7h Good | 75% Muggy | 4.7 Moderate | Excellent | View Details |
| October | 15°C / 9°C | 14°C / 7°C | 15days (124 mm) Wet | 7.1h Good | 83% Humid | 3 Moderate | Fair | View Details |
| November | 10°C / 6°C | 8°C / 3°C | 18days (165 mm) Wet | 4.7h Fair | 88% Very Muggy | 1.6 Low | Wet | View Details |
| December | 7°C / 3°C | 4°C / 0°C | 19days (178 mm) Wet | 3.5h Poor | 89% Very Muggy | 1 Low | Wet | View Details |
Monthly Temperatures
HighLow
Line chart showing monthly temperatures. Jan: 7°C / 3°C . Feb: 8°C / 2°C . Mar: 11°C / 3°C . Apr: 14°C / 6°C . May: 19°C / 9°C . Jun: 22°C / 12°C . Jul: 26°C / 15°C . Aug: 27°C / 16°C . Sep: 22°C / 13°C . Oct: 15°C / 9°C . Nov: 10°C / 6°C . Dec: 7°C / 3°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 168 mm. Feb: 121 mm. Mar: 111 mm. Apr: 89 mm. May: 61 mm. Jun: 47 mm. Jul: 13 mm. Aug: 20 mm. Sep: 59 mm. Oct: 124 mm. Nov: 165 mm. Dec: 178 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 88%. Feb: 85%. Mar: 82%. Apr: 76%. May: 73%. Jun: 69%. Jul: 64%. Aug: 67%. Sep: 75%. Oct: 83%. Nov: 88%. Dec: 89%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 15 km/h . Feb: 16 km/h . Mar: 16 km/h . Apr: 15 km/h . May: 13 km/h . Jun: 13 km/h . Jul: 11 km/h . Aug: 12 km/h . Sep: 13 km/h . Oct: 15 km/h . Nov: 16 km/h . Dec: 16 km/h .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 1. Feb: UV 2. Mar: UV 4. Apr: UV 5. May: UV 6. Jun: UV 7. Jul: UV 7. Aug: UV 6. Sep: UV 5. Oct: UV 3. Nov: UV 2. Dec: UV 1.
Frequently Asked Questions
Vashon has a population of approximately 10.6K.
The best months to visit Vashon are June, July, August, September, when temperatures are pleasant and rainfall is lower.
Vashon receives approximately 1156mm of rainfall annually across 157 rainy days.
Vashon is located in United States, in the Americas region.
Vashon sits at an elevation of 116 m (381 ft) above sea level.