Annual mean
Annual mean of daily highs
Annual mean of daily lows
Greenwater CDP, Washington
Official LSAD Designation: Greenwater CDP • Census GEOID: 5328695
• Pierce County
Climate Normals & Weather Observations
30-year climate normals (1991–2020) and weather observations for Greenwater CDP.
Reference Weather Station: MUD MTN DAM, WA US (ID: USC00455704)
• Located 14.4 miles from community center
• Elevation: 398.7 m
| Month | Average High (°F) | Average Low (°F) | Mean Temp (°F) | Precipitation (in) |
|---|---|---|---|---|
| January | 45.6° | 33.2° | 39.4° | 7.04" |
| February | 47.4° | 33.2° | 40.3° | 5.18" |
| March | 50.8° | 35.1° | 42.9° | 6.61" |
| April | 55.5° | 38.0° | 46.7° | 5.60" |
| May | 62.5° | 43.6° | 53.0° | 4.99" |
| June | 67.3° | 47.9° | 57.6° | 3.87" |
| July | 74.6° | 52.1° | 63.3° | 1.50" |
| August | 75.5° | 52.3° | 63.9° | 1.65" |
| September | 70.0° | 47.8° | 58.9° | 3.37" |
| October | 59.1° | 42.0° | 50.5° | 6.00" |
| November | 50.2° | 36.2° | 43.2° | 8.02" |
| December | 44.5° | 32.6° | 38.6° | 6.30" |
Annual Temperature History
2010–2025, completed calendar years only.
NOAA station MUD MTN DAM, WA US (ID: USC00455704) • 14.4 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 | 48.5 | 56.1 | 40.9 |
| 2011 | 46.9 | 54.4 | 39.4 |
| 2012 | 48.6 | 56.5 | 40.7 |
| 2013 | 48.7 | 56.3 | 41.2 |
| 2014 | 50.8 | 58.8 | 42.9 |
| 2015 | 51.8 | 60.4 | 43.3 |
| 2016 | 51.2 | 59.1 | 43.4 |
| 2017 | 49.7 | 58.3 | 41.2 |
| 2018 | 50.3 | 58.7 | 41.8 |
| 2019 | 49.7 | 58.0 | 41.4 |
| 2020 | 50.5 | 58.8 | 42.1 |
| 2021 | 50.2 | 58.7 | 41.6 |
| 2022 | 50.1 | 58.8 | 41.4 |
| 2023 | 50.7 | 59.8 | 41.5 |
| 2024 | 51.1 | 59.6 | 42.6 |
| 2025 | 51.4 | 60.3 | 42.5 |
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.