Home   Weather   USA   Walla Walla   Climate
Flag for USA

Climate & Weather Averages in Walla Walla, Washington, USA

Currently: 1 °C. Low clouds. (Weather station: Walla Walla Regional Airport, USA). See more current weather

Annual Weather Averages Near Walla Walla

Averages are for Walla Walla Regional Airport, which is 7 kilometers from Walla Walla.

Based on weather reports collected during 1992–2021.

All Year Climate & Weather Averages in Walla Walla

High Temp: 33 °C

Low Temp: -1 °C

Mean Temp: 12 °C

Precipitation: 34.5 mm

Humidity: 59%

Dew Point: 3 °C

Wind: 20 km/h

Pressure: 1017 mbar

Visibility: 17 km

一月 Climate & Weather Averages in Walla Walla

High Temp: 6 °C

Low Temp: 0 °C

Mean Temp: 3 °C

Precipitation: 46.7 mm

Humidity: 80%

Dew Point: -1 °C

Wind: 18 km/h

Pressure: 1021 mbar

Visibility: 13 km

二月 Climate & Weather Averages in Walla Walla

High Temp: 8 °C

Low Temp: 0 °C

Mean Temp: 4 °C

Precipitation: 38.2 mm

Humidity: 73%

Dew Point: 0 °C

Wind: 19 km/h

Pressure: 1019 mbar

Visibility: 15 km

三月 Climate & Weather Averages in Walla Walla

High Temp: 13 °C

Low Temp: 3 °C

Mean Temp: 8 °C

Precipitation: 44.6 mm

Humidity: 63%

Dew Point: 1 °C

Wind: 22 km/h

Pressure: 1017 mbar

Visibility: 18 km

四月 Climate & Weather Averages in Walla Walla

High Temp: 17 °C

Low Temp: 6 °C

Mean Temp: 11 °C

Precipitation: 41.6 mm

Humidity: 57%

Dew Point: 3 °C

Wind: 22 km/h

Pressure: 1016 mbar

Visibility: 19 km

五月 Climate & Weather Averages in Walla Walla

High Temp: 22 °C

Low Temp: 9 °C

Mean Temp: 16 °C

Precipitation: 40.0 mm

Humidity: 54%

Dew Point: 6 °C

Wind: 21 km/h

Pressure: 1015 mbar

Visibility: 20 km

六月 Climate & Weather Averages in Walla Walla

High Temp: 27 °C

Low Temp: 13 °C

Mean Temp: 20 °C

Precipitation: 26.1 mm

Humidity: 48%

Dew Point: 8 °C

Wind: 22 km/h

Pressure: 1014 mbar

Visibility: 20 km

七月 Climate & Weather Averages in Walla Walla

High Temp: 33 °C

Low Temp: 17 °C

Mean Temp: 25 °C

Precipitation: 9.6 mm

Humidity: 35%

Dew Point: 7 °C

Wind: 20 km/h

Pressure: 1014 mbar

Visibility: 20 km

八月 Climate & Weather Averages in Walla Walla

High Temp: 32 °C

Low Temp: 16 °C

Mean Temp: 24 °C

Precipitation: 9.3 mm

Humidity: 35%

Dew Point: 7 °C

Wind: 20 km/h

Pressure: 1013 mbar

Visibility: 19 km

九月 Climate & Weather Averages in Walla Walla

High Temp: 26 °C

Low Temp: 12 °C

Mean Temp: 19 °C

Precipitation: 15.0 mm

Humidity: 45%

Dew Point: 6 °C

Wind: 18 km/h

Pressure: 1015 mbar

Visibility: 19 km

十月 Climate & Weather Averages in Walla Walla

High Temp: 18 °C

Low Temp: 6 °C

Mean Temp: 12 °C

Precipitation: 37.6 mm

Humidity: 61%

Dew Point: 4 °C

Wind: 18 km/h

Pressure: 1018 mbar

Visibility: 18 km

十一月 Climate & Weather Averages in Walla Walla

High Temp: 10 °C

Low Temp: 2 °C

Mean Temp: 6 °C

Precipitation: 53.1 mm

Humidity: 75%

Dew Point: 1 °C

Wind: 18 km/h

Pressure: 1020 mbar

Visibility: 14 km

十二月 Climate & Weather Averages in Walla Walla

High Temp: 5 °C

Low Temp: -1 °C

Mean Temp: 2 °C

Precipitation: 52.1 mm

Humidity: 80%

Dew Point: -1 °C

Wind: 18 km/h

Pressure: 1021 mbar

Visibility: 12 km

Quick Climate Info

Hottest Month七月 (25 °C avg)
Coldest Month十二月 (2 °C avg)
Wettest Month十一月 (53.1 mm avg)
Windiest Month三月 (22 km/h avg)
Annual precip.413.8 mm (per year)

Weather by CustomWeather, © 2025