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CheckWeather US›Vashon

Vashon weather

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NWSNational Blend (NBM)
60°
Partly cloudy
Feels 59° · Wind 7 mph · Humidity 84%
AmericanNOAA GFS
58°
Clear
Feels 58° · Wind 6 mph · Humidity 88%
EuropeanECMWF
60°
Overcast
Feels 60° · Wind 5 mph · Humidity 89%

Latest for Vashon: NWS (National Blend (NBM)): 60° Partly cloudy · American (NOAA GFS): 58° Clear · European (ECMWF): 60° Overcast.

The weather map: all three models at once

NWS, American, European side by side around Vashon and nearby towns.Live rain radar →
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Next 14 hours

consensus of the three models

7-day forecast

where the models agree, and where they split

Vashon, WA is at its warmest in Jul (average highs near 82°F) and coldest in Jan (lows around 37°F), with roughly 45 in of precipitation across the year. Below, compare what NWS, American, European forecast for Vashon right now, and see exactly where they disagree.

Vashon climate by month

average daytime high and overnight low across a typical year
Jan
46°
37°
Feb
47°
37°
Mar
52°
38°
Apr
55°
41°
May
67°
48°
Jun
71°
52°
Jul
82°
57°
Aug
80°
57°
Sep
71°
53°
Oct
61°
47°
Nov
50°
40°
Dec
49°
39°

Which forecast is most accurate in the US?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
European logo
European ★ Best
Behind Apple Weather, Windy
88
/100rank #1
85±1.5°F96±1.2 mph8592% hitECMWF — European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
Behind Windy & many free apps
74
/100rank #2
82±1.8°F92±2.6 mph5374% hitNOAA / NCEP (United States)College Park, Maryland, USA

The CheckWeather Score blends temperature, wind and rain accuracy — each measured against ERA5 (the recorded weather) over the last 30 days across 40 cities. Lower error means a higher score. The apps you know (AccuWeather, Apple Weather, The Weather Channel) are built on these models.

Common questions

What's the weather in Vashon today?
On this page we show what NWS, American, European each forecast for Vashon today, side by side and updated live. When all three agree the forecast is reliable; when they split, we flag it so you know the day is genuinely less certain.
Will it rain in Vashon today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Vashon and flag the days where the models disagree on whether showers actually arrive, which is exactly when a single app can catch you out.
Which forecast is most accurate for Vashon?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the Vashon forecast is reliable, and when they split you should expect surprises. See our tested US accuracy scoreboard for how the models compare.
What is the warmest month in Vashon?
July is typically the warmest month in Vashon, with average highs around 82°F.
How cold does Vashon get?
The coldest month in Vashon is January, when overnight lows average about 37°F.
How much rain does Vashon get?
Vashon sees roughly 45 in of precipitation a year, with December usually the wettest month.

The forecasts Americans check

The two biggest apps keep their model a secret, so we can't show their numbers, only link you to them. The National Weather Service is public, so its data sits right in the comparison above.

NWSNational Weather Service
Open model · shown above ✓AWAccuWeather
Closed model · open ↗↗TWCThe Weather Channel
Closed model · open ↗↗

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