Sebastopol Weather in December

Sebastopol in December averages 14°C (57°F) during the day and 3°C (37°F) at night. This is the wettest month of the year, and part of the winter season.

Rainfall in Sebastopol in December

Prepare for the heaviest rain of the year this month, which often comes in heavy showers. A poncho is a smart choice to stay dry. Rain is expected on roughly 13 days, totalling around 176 mm (6.9 in) for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Sebastopol in December

In December, Sebastopol sees moderate temperatures, with highs of 14°C (57°F). Nights drop to around 3°C (37°F). December is part of winter. Even when the weather is stable, mornings and evenings can still feel distinctly cool. With overnight lows of 3°C (37°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets. During this period, the city experiences its coolest temperatures annually.

Sunshine in Sebastopol in December

The month experiences a moderate amount of sunlight, with 160 hours of sunshine. This provides a nice balance between sunshine and clouds.

December in Sebastopol can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.