Walla Walla Weather in December

December in Walla Walla averages 5°C (41°F) during the day and -2°C (28°F) at night. Quite a bit of snow/rainfall is typical this month, with around 64 mm (2.5 in) on average. An umbrella is a good idea.

Rainfall in Walla Walla in December

Analyzing past climate data, one can expect approximately 18 days of snow/rain, averaging 64 mm (2.5 in). With rain spread across many days but low totals, showers are typically short and light rather than heavy.

Temperature in Walla Walla in December

In December, expect low temperatures in Walla Walla, with highs of 5°C (41°F) and lows of -2°C (28°F) at night. December is typically considered a winter month. It stays very cold throughout much of the day, so warm winter clothing is essential. With overnight lows of -2°C (28°F), temperatures fall below freezing at night. An extra thick blanket can make a real difference if your accommodation runs cold. The month is typically the coldest, so be sure to prepare by packing plenty of warm clothing.

December in Walla Walla has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.