Annual mean
Annual mean of daily highs
Annual mean of daily lows
Omak city, Washington
Official LSAD Designation: Omak city • Census GEOID: 5351340
• Okanogan County
Climate Normals & Weather Observations
30-year climate normals (1991–2020) and weather observations for Omak city.
Reference Weather Station: OMAK AP, WA US (ID: USW00094197)
• Located 2.7 miles from community center
• Elevation: 395.0 m
| Month | Average High (°F) | Average Low (°F) | Mean Temp (°F) | Precipitation (in) |
|---|---|---|---|---|
| January | 32.8° | 23.3° | 28.0° | 1.33" |
| February | 39.8° | 25.2° | 32.5° | 0.91" |
| March | 52.5° | 31.1° | 41.8° | 1.06" |
| April | 62.8° | 36.8° | 49.8° | 0.83" |
| May | 72.4° | 45.1° | 58.8° | 1.19" |
| June | 79.1° | 51.1° | 65.1° | 0.98" |
| July | 89.4° | 58.1° | 73.7° | 0.52" |
| August | 88.8° | 56.8° | 72.8° | 0.27" |
| September | 78.2° | 48.4° | 63.3° | 0.40" |
| October | 60.7° | 37.5° | 49.1° | 0.92" |
| November | 43.0° | 28.9° | 35.9° | 1.24" |
| December | 32.5° | 23.3° | 27.9° | 1.95" |
Annual Temperature History
2010–2025, completed calendar years only.
NOAA station OMAK AP, WA US (ID: USW00094197) • 2.7 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 | Unavailable | 60.5 | Unavailable |
| 2011 | 47.1 | 59.4 | 34.8 |
| 2012 | 49.3 | 61.2 | 37.5 |
| 2013 | 48.8 | 60.4 | 37.3 |
| 2014 | 50.7 | 62.3 | 39.0 |
| 2015 | 52.8 | 64.5 | 41.1 |
| 2016 | 51.1 | 62.0 | 40.3 |
| 2017 | 48.9 | 59.8 | 37.9 |
| 2018 | 50.7 | 62.0 | 39.4 |
| 2019 | 49.4 | 60.1 | 38.6 |
| 2020 | 51.4 | 63.0 | 39.8 |
| 2021 | 52.1 | 63.9 | 40.3 |
| 2022 | 48.8 | 60.2 | 37.4 |
| 2023 | 51.9 | 62.6 | 41.1 |
| 2024 | 52.1 | 63.8 | 40.3 |
| 2025 | 51.8 | 63.4 | 40.2 |
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.