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Pomeroy city, Washington

Official LSAD Designation: Pomeroy city • Census GEOID: 5355120 • Garfield County

Climate Normals & Weather Observations

30-year climate normals (1991–2020) and weather observations for Pomeroy city.

Reference Weather Station: POMEROY, WA US (ID: USC00456610) • Located 0.6 miles from community center • Elevation: 589.5 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 40.4° 27.1° 33.8° 2.04"
February 44.5° 28.3° 36.4° 1.62"
March 52.0° 32.6° 42.3° 2.08"
April 58.6° 37.3° 47.9° 1.67"
May 67.3° 43.9° 55.6° 1.60"
June 74.4° 48.5° 61.5° 1.15"
July 85.1° 52.9° 69.0° 0.46"
August 85.1° 52.8° 69.0° 0.53"
September 75.4° 45.2° 60.3° 0.58"
October 60.9° 37.0° 48.9° 1.31"
November 47.7° 31.5° 39.6° 2.32"
December 39.5° 26.3° 32.9° 2.27"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station POMEROY, WA US (ID: USC00456610) • 0.6 miles from community center .

This is the same reference station used for monthly normals.

Annual mean Annual mean of daily highs Annual mean of daily lows
Annual temperature history at POMEROY, WA US Year is the horizontal axis. Annual mean temperature in degrees Fahrenheit is the vertical axis. Dots show recorded years; lines connect consecutive available years only. Missing years are gaps, with no interpolation. Optional dashed lines show annual mean of daily highs and lows. Exact values appear in the data table below. 33.0 40.8 48.5 56.3 64.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2011: Annual mean 47.4°F 2012: Annual mean 49.0°F 2013: Annual mean 49.1°F 2011: Annual mean of daily highs 59.1°F 2012: Annual mean of daily highs 61.1°F 2013: Annual mean of daily highs 60.8°F 2011: Annual mean of daily lows 35.7°F 2012: Annual mean of daily lows 37.0°F 2013: Annual mean of daily lows 37.5°F

Source: NOAA NCEI Global Summary of the Year.

Annual temperature data table (°F)
Annual station temperatures, 2010–2025. Unavailable means no reported value.
Year Annual mean (°F) Annual mean of daily highs (°F) Annual mean of daily lows (°F)
2010 Unavailable Unavailable Unavailable
2011 47.4 59.1 35.7
2012 49.0 61.1 37.0
2013 49.1 60.8 37.5
2014 Unavailable Unavailable Unavailable
2015 Unavailable Unavailable Unavailable
2016 Unavailable Unavailable Unavailable
2017 Unavailable Unavailable Unavailable
2018 Unavailable Unavailable Unavailable
2019 Unavailable Unavailable Unavailable
2020 Unavailable Unavailable Unavailable
2021 Unavailable Unavailable Unavailable
2022 Unavailable Unavailable Unavailable
2023 Unavailable Unavailable Unavailable
2024 Unavailable Unavailable Unavailable
2025 Unavailable Unavailable Unavailable
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.