Aliso Viejo Weather in December

December in Aliso Viejo brings pleasant temperatures, with daytime highs of 19°C (66°F) and nights around 8°C (46°F). It's also the wettest month of the year, so an umbrella is a must.

Rainfall in Aliso Viejo in December

This month is known for heavy rainfall, so don't forget your umbrella to stay dry. Typically, you can expect about 8 days of rain this month, with 75 mm (3 in) on average. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Aliso Viejo in December

If you're visiting Aliso Viejo in December, expect highs of 19°C (66°F) and overnight lows around 8°C (46°F). December is part of winter. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. Nights fall to 8°C (46°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep. The temperatures this month are milder, providing a comfortable and warm experience.

Sunshine in Aliso Viejo in December

Expect sunny days throughout the month, with an estimated 205 hours of sunshine. This makes it a pleasant time to visit Aliso Viejo.

December in Aliso Viejo has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.