Irvine Weather in December

December in Irvine brings low temperatures, with daytime highs of 9°C (48°F) and nights around 4°C (39°F). It's also the wettest month of the year, so an umbrella is a must.

Rainfall in Irvine in December

Known for its peak rainfall, this month often has intense showers. It's wise to carry a poncho to protect yourself from the rain. Analyzing past climate data, one can expect approximately 20 days of rain, averaging 166 mm (6.5 in). This month brings frequent, heavy showers. Both the number of wet days and the rainfall totals are on the high side.

Temperature in Irvine in December

December in Irvine sees highs of 9°C (48°F) and lows of 4°C (39°F) overnight. December is part of the winter season. The days stay cool from start to finish. Layering up well will make outdoor time much more comfortable. Nights drop to 4°C (39°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Sunshine in Irvine in December

With limited sunshine this month, there are about 37 hours of sun. It's ideal for those who prefer a cooler, cloudier climate.

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