| < December >
|Normal Max/ High Temperature
|Min/ Low Temperature
|Number of Wet Days (probability of rain on a day)
|Average Sunlight per day
|Average Daylight per day
|Sunny (Cloudy) Daylight Hours
|Sun altitude at solar noon on the 21st day.
- The average temperature in Walla Walla, Washington in December is cool at 3.5 °C (38.3 °F).
- Afternoons can be a little cool with average high temperatures reaching 7 °C (44.6 °F).
- Overnight temperatures are generally slightly cold with an average low of 0 °C (32 °F).
- The average diurnal temperature variation/ range in December is 7 °C (12.6 °F).
- The weather in December is a little parched with sleet, rain or snow every now and then. A mere 48mm (1.9in) of liquid is unloaded across on average 14 days.
- In December the skies in Walla Walla, Washington are really dreary with an average of just 1:42 of splendid sunlight per day.
- The shortest day is 8:37 long and the longest day is 8:53 long with an average length of 8:41.
- There are approximately 6:47 per day when bright sunshine is absent due to cloud, haze or the sun being too low on the horizon to register.
- It is sunny approximately 20.1% of daylight hours and cloudy 79.9% of daylight hours.
Check the distance to and compare the Walla Walla, Washington December averages with somewhere beginning with:
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Weather Trend Graph for December in Walla Walla, Washington, Usa
Navigate to December Weather in Locations Surrounding Walla Walla, Washington:
- Wilbur, Wa, Usa - 224.4 kms (139.5 miles) NNW
- Seattle/ Tacoma, Wa, Usa - 340.8 kms (211.8 miles) WNW
- Yakima, Wa, Usa - 179.1 kms (111.3 miles) WNW
- Sunnyside, Wa, Usa - 128.7 kms (80 miles) W
- Pendleton, Or, Usa - 55.8 kms (34.7 miles) SW
- Vancouver, Wa, Usa - 338.1 kms (210.1 miles) W
- Portland, Oregon, Usa - 334.1 kms (207.6 miles) W
- Moro, Or, Usa - 237.4 kms (147.5 miles) WSW
- Burns, Oregon, Usa - 278.2 kms (172.9 miles) SSW
- Libby, Mt, Usa - 335.5 kms (208.5 miles) NE
- Priest River, Id, Usa - 262 kms (162.8 miles) NNE
- Davenport, Wa, Usa - 180.8 kms (112.3 miles) N
- Spokane, Wa, Usa - 188 kms (116.8 miles) NNE
- Missoula, Mt, Usa - 339.9 kms (211.2 miles) ENE
- Lewiston, Id, Usa - 108.5 kms (67.4 miles) ENE
- Daytonwsw, Wa, Usa - 42.6 kms (26.5 miles) NE
- Boise, Idaho, Usa - 321.3 kms (199.6 miles) SSE