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Climate & Weather Averages in Stevenson, Washington, USA

Currently: 61 °F. Overcast. (Weather station: Portland-Troutdale Airport, USA). See more current weather

Annual Weather Averages in Portland-Troutdale Airport

Portland-Troutdale Airport is 27 miles from Stevenson, so the actual climate in Stevenson can vary a bit.

Based on weather reports collected during 1992–2021.

All Year Climate & Weather Averages in Stevenson

High Temp: 83 °F

Low Temp: 36 °F

Mean Temp: 54 °F

Precipitation: 3.46"

Humidity: 70%

Dew Point: 44 °F

Wind: 11 mph

Pressure: 30.06 "Hg

Visibility: 11 mi

January Climate & Weather Averages in Stevenson

High Temp: 46 °F

Low Temp: 37 °F

Mean Temp: 42 °F

Precipitation: 5.43"

Humidity: 79%

Dew Point: 36 °F

Wind: 21 mph

Pressure: 30.10 "Hg

Visibility: 9 mi

February Climate & Weather Averages in Stevenson

High Temp: 50 °F

Low Temp: 37 °F

Mean Temp: 44 °F

Precipitation: 3.88"

Humidity: 75%

Dew Point: 36 °F

Wind: 18 mph

Pressure: 30.08 "Hg

Visibility: 10 mi

March Climate & Weather Averages in Stevenson

High Temp: 56 °F

Low Temp: 39 °F

Mean Temp: 48 °F

Precipitation: 4.42"

Humidity: 72%

Dew Point: 39 °F

Wind: 11 mph

Pressure: 30.07 "Hg

Visibility: 11 mi

April Climate & Weather Averages in Stevenson

High Temp: 62 °F

Low Temp: 43 °F

Mean Temp: 52 °F

Precipitation: 3.56"

Humidity: 68%

Dew Point: 42 °F

Wind: 8 mph

Pressure: 30.06 "Hg

Visibility: 11 mi

May Climate & Weather Averages in Stevenson

High Temp: 69 °F

Low Temp: 48 °F

Mean Temp: 59 °F

Precipitation: 2.74"

Humidity: 66%

Dew Point: 47 °F

Wind: 6 mph

Pressure: 30.04 "Hg

Visibility: 11 mi

June Climate & Weather Averages in Stevenson

High Temp: 74 °F

Low Temp: 53 °F

Mean Temp: 63 °F

Precipitation: 2.21"

Humidity: 63%

Dew Point: 51 °F

Wind: 6 mph

Pressure: 30.03 "Hg

Visibility: 12 mi

July Climate & Weather Averages in Stevenson

High Temp: 82 °F

Low Temp: 57 °F

Mean Temp: 69 °F

Precipitation: 0.63"

Humidity: 59%

Dew Point: 54 °F

Wind: 5 mph

Pressure: 30.03 "Hg

Visibility: 12 mi

August Climate & Weather Averages in Stevenson

High Temp: 83 °F

Low Temp: 56 °F

Mean Temp: 69 °F

Precipitation: 0.66"

Humidity: 59%

Dew Point: 54 °F

Wind: 5 mph

Pressure: 30.00 "Hg

Visibility: 11 mi

September Climate & Weather Averages in Stevenson

High Temp: 76 °F

Low Temp: 52 °F

Mean Temp: 64 °F

Precipitation: 1.88"

Humidity: 65%

Dew Point: 51 °F

Wind: 5 mph

Pressure: 30.01 "Hg

Visibility: 11 mi

October Climate & Weather Averages in Stevenson

High Temp: 64 °F

Low Temp: 46 °F

Mean Temp: 55 °F

Precipitation: 4.14"

Humidity: 75%

Dew Point: 47 °F

Wind: 8 mph

Pressure: 30.07 "Hg

Visibility: 10 mi

November Climate & Weather Averages in Stevenson

High Temp: 53 °F

Low Temp: 41 °F

Mean Temp: 47 °F

Precipitation: 6.06"

Humidity: 79%

Dew Point: 41 °F

Wind: 15 mph

Pressure: 30.09 "Hg

Visibility: 9 mi

December Climate & Weather Averages in Stevenson

High Temp: 46 °F

Low Temp: 36 °F

Mean Temp: 41 °F

Precipitation: 5.95"

Humidity: 80%

Dew Point: 35 °F

Wind: 20 mph

Pressure: 30.11 "Hg

Visibility: 9 mi

Quick Climate Info

Hottest MonthAugust (69 °F avg)
Coldest MonthDecember (41 °F avg)
Wettest MonthNovember (6.06" avg)
Windiest MonthJanuary (21 mph avg)
Annual precip.41.54" (per year)

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