Chehalis Weather in December

December in Chehalis brings low temperatures, with highs of 7°C (45°F) and nights dropping to 1°C (34°F). Rainfall is on the higher side this month, averaging around 170 mm (6.7 in), so keep a rain jacket handy.

Rainfall in Chehalis in December

You can typically expect 20 days of rain this month, averaging around 170 mm (6.7 in). Expect frequent rainfall this month, and not just light drizzle. When it rains, it tends to come down hard.

Temperature in Chehalis in December

December in Chehalis brings low temperatures, with highs of 7°C (45°F) and nights around 1°C (34°F). December is in the winter season. Expect a cold feel throughout the day, not just in the mornings and evenings. Warm layers are essential. With overnight lows of 1°C (34°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets. Since it's the coldest month of the year, you'll want to bundle up with extra layers and winter clothing.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. May, June, July, August and September typically offer the best weather for Chehalis.