Bellevue Weather in December

Bellevue in December averages 6°C (43°F) during the day and -1°C (30°F) at night. This is part of the winter season, and quite a bit of snow/rainfall is expected this month.

Rainfall in Bellevue in December

On average, there are about 14 days with snow/rain during this month, averaging 142 mm (5.6 in). The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Bellevue in December

Daytime highs in Bellevue in December reach 6°C (43°F), with nights around -1°C (30°F). December is part of winter. Even at the warmest part of the day, temperatures stay low. Dressing warmly from the start is the sensible approach. With overnight lows of -1°C (30°F), temperatures fall below freezing at night. An extra thick blanket can make a real difference if your accommodation runs cold.

Sunshine in Bellevue in December

The city usually sees around 47 hours of sunlight, indicating fewer sunny days.

Average water temperature in December

The water sits at 9°C (48°F) this month, which is well below what most people consider swimmable. Wetsuits help, but expect it to still feel cold.

If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit Bellevue. Our weather planner can help you explore destinations with more pleasant weather conditions.