Kalifornien Weather in December

December in Kalifornien brings low temperatures around 6°C (43°F) during the day, dropping to 2°C (36°F) at night, with quite a bit of rainfall expected, averaging around 79 mm (3.1 in) for the month.

Rainfall in Kalifornien in December

Records from the past 30 years suggest around 17 days of rain, with 79 mm (3.1 in) average for the month. This is a month with many wet days but modest rainfall totals, so showers are generally light and easy to manage.

Temperature in Kalifornien in December

December in Kalifornien sees highs of 6°C (43°F) and lows of 2°C (36°F) overnight. The winter season is characteristic of December. Cold conditions persist throughout the day, so warm clothing is important from the moment you head outside. With overnight lows of 2°C (36°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Kalifornien in December

This month sees fewer sunny days, with about 35 hours of sunshine, perfect for those who enjoy cooler temperatures.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Kalifornien. Our weather planner can help you explore destinations with more pleasant weather conditions.