Annual mean
Annual mean of daily highs
Annual mean of daily lows
Vashon CDP, Washington
Official LSAD Designation: Vashon CDP • Census GEOID: 5374305
• King County
Climate Normals & Weather Observations
30-year climate normals (1991–2020) and weather observations for Vashon CDP.
Reference Weather Station: SEATTLE TACOMA INTL AP, WA US (ID: USW00024233)
• Located 7.0 miles from community center
• Elevation: 112.8 m
| Month | Average High (°F) | Average Low (°F) | Mean Temp (°F) | Precipitation (in) |
|---|---|---|---|---|
| January | 48.0° | 37.7° | 42.8° | 5.78" |
| February | 50.3° | 37.7° | 44.0° | 3.76" |
| March | 54.2° | 39.9° | 47.1° | 4.17" |
| April | 59.3° | 43.3° | 51.3° | 3.18" |
| May | 66.3° | 48.7° | 57.5° | 1.88" |
| June | 71.1° | 53.0° | 62.0° | 1.45" |
| July | 77.4° | 56.8° | 67.1° | 0.60" |
| August | 77.6° | 57.2° | 67.4° | 0.97" |
| September | 71.6° | 53.6° | 62.6° | 1.61" |
| October | 60.5° | 47.0° | 53.8° | 3.91" |
| November | 52.1° | 40.9° | 46.5° | 6.31" |
| December | 47.0° | 37.1° | 42.0° | 5.72" |
Annual Temperature History
2010–2025, completed calendar years only.
NOAA station SEATTLE TACOMA INTL AP, WA US (ID: USW00024233) • 7.0 miles from community center .
This is the same reference station used for monthly normals.
Source: NOAA NCEI Global Summary of the Year.
Annual temperature data table (°F)
| Year | Annual mean (°F) | Annual mean of daily highs (°F) | Annual mean of daily lows (°F) |
|---|---|---|---|
| 2010 | 52.7 | 59.6 | 45.8 |
| 2011 | 51.0 | 58.1 | 43.9 |
| 2012 | 52.3 | 59.5 | 45.1 |
| 2013 | 53.7 | 60.8 | 46.7 |
| 2014 | 55.0 | 62.5 | 47.5 |
| 2015 | 55.6 | 63.3 | 47.9 |
| 2016 | 55.1 | 62.5 | 47.6 |
| 2017 | 53.2 | 60.8 | 45.7 |
| 2018 | 54.7 | 62.2 | 47.1 |
| 2019 | 54.0 | 61.3 | 46.7 |
| 2020 | 54.4 | 61.7 | 47.0 |
| 2021 | 53.5 | 61.1 | 45.8 |
| 2022 | 52.8 | 60.3 | 45.2 |
| 2023 | 53.8 | 61.5 | 46.1 |
| 2024 | 53.6 | 60.8 | 46.3 |
| 2025 | 53.9 | 61.5 | 46.3 |
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.