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Climate & Weather Averages in Okanogan, Washington, USA

Currently: 62 °F. Sunny. (Weather station: Omak Airport, USA). See more current weather

Annual Weather Averages Near Okanogan

Averages are for Omak Airport, which is 8 miles from Okanogan.

Based on weather reports collected during 1992–2021.

All Year Climate & Weather Averages in Okanogan

High Temp: 90 °F

Low Temp: 22 °F

Mean Temp: 50 °F

Precipitation: 1.26"

Humidity: 59%

Dew Point: 34 °F

Wind: 9 mph

Pressure: 30.02 "Hg

Visibility: 10 mi

January Climate & Weather Averages in Okanogan

High Temp: 33 °F

Low Temp: 23 °F

Mean Temp: 28 °F

Precipitation: 2.12"

Humidity: 83%

Dew Point: 24 °F

Wind: 8 mph

Pressure: 30.17 "Hg

Visibility: 9 mi

February Climate & Weather Averages in Okanogan

High Temp: 40 °F

Low Temp: 24 °F

Mean Temp: 32 °F

Precipitation: 1.10"

Humidity: 74%

Dew Point: 25 °F

Wind: 9 mph

Pressure: 30.11 "Hg

Visibility: 10 mi

March Climate & Weather Averages in Okanogan

High Temp: 52 °F

Low Temp: 30 °F

Mean Temp: 41 °F

Precipitation: 1.29"

Humidity: 60%

Dew Point: 28 °F

Wind: 10 mph

Pressure: 30.03 "Hg

Visibility: 11 mi

April Climate & Weather Averages in Okanogan

High Temp: 63 °F

Low Temp: 36 °F

Mean Temp: 49 °F

Precipitation: 0.98"

Humidity: 51%

Dew Point: 31 °F

Wind: 10 mph

Pressure: 29.98 "Hg

Visibility: 11 mi

May Climate & Weather Averages in Okanogan

High Temp: 73 °F

Low Temp: 44 °F

Mean Temp: 58 °F

Precipitation: 1.23"

Humidity: 50%

Dew Point: 39 °F

Wind: 9 mph

Pressure: 29.94 "Hg

Visibility: 11 mi

June Climate & Weather Averages in Okanogan

High Temp: 79 °F

Low Temp: 51 °F

Mean Temp: 65 °F

Precipitation: 1.26"

Humidity: 48%

Dew Point: 44 °F

Wind: 9 mph

Pressure: 29.91 "Hg

Visibility: 11 mi

July Climate & Weather Averages in Okanogan

High Temp: 90 °F

Low Temp: 58 °F

Mean Temp: 74 °F

Precipitation: 0.69"

Humidity: 38%

Dew Point: 45 °F

Wind: 9 mph

Pressure: 29.91 "Hg

Visibility: 11 mi

August Climate & Weather Averages in Okanogan

High Temp: 89 °F

Low Temp: 56 °F

Mean Temp: 73 °F

Precipitation: 0.39"

Humidity: 39%

Dew Point: 45 °F

Wind: 9 mph

Pressure: 29.91 "Hg

Visibility: 11 mi

September Climate & Weather Averages in Okanogan

High Temp: 78 °F

Low Temp: 48 °F

Mean Temp: 63 °F

Precipitation: 0.53"

Humidity: 47%

Dew Point: 41 °F

Wind: 10 mph

Pressure: 29.97 "Hg

Visibility: 11 mi

October Climate & Weather Averages in Okanogan

High Temp: 61 °F

Low Temp: 37 °F

Mean Temp: 49 °F

Precipitation: 1.21"

Humidity: 62%

Dew Point: 36 °F

Wind: 9 mph

Pressure: 30.06 "Hg

Visibility: 11 mi

November Climate & Weather Averages in Okanogan

High Temp: 44 °F

Low Temp: 28 °F

Mean Temp: 36 °F

Precipitation: 1.77"

Humidity: 78%

Dew Point: 30 °F

Wind: 9 mph

Pressure: 30.12 "Hg

Visibility: 10 mi

December Climate & Weather Averages in Okanogan

High Temp: 33 °F

Low Temp: 22 °F

Mean Temp: 28 °F

Precipitation: 2.56"

Humidity: 83%

Dew Point: 24 °F

Wind: 8 mph

Pressure: 30.17 "Hg

Visibility: 9 mi

Quick Climate Info

Hottest MonthJuly (74 °F avg)
Coldest MonthDecember (28 °F avg)
Wettest MonthDecember (2.56" avg)
Windiest MonthMarch (10 mph avg)
Annual precip.15.14" (per year)

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