Whittier Weather in December

December in Whittier averages 20°C (68°F) during the day and 8°C (46°F) at night. It is the wettest month of the year, with 75 mm (3 in) of rainfall on average, so waterproof gear is a must.

Rainfall in Whittier in December

As the rainiest month, carrying an umbrella is advisable to manage the frequent rain. Past climate data indicates that roughly 7 days will see rain, totalling around 75 mm (3 in) for the month. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Whittier in December

December in Whittier is generally excellent, with days reaching 20°C (68°F) and nights settling around 8°C (46°F). The winter season is characteristic of December. Conditions are often most pleasant around the middle of the day. With lows around 8°C (46°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep. Enjoy a month of mild temperatures, still offering warmth and comfort throughout.

Sunshine in Whittier in December

The days are predominantly sunny, with an estimated total of around 220 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

If you're inclined towards comfortable temperatures and drier conditions, December is a good time to visit Whittier.