Christmas Day 2024 Weather Forecast Los Angeles. Know what's coming with accuweather's extended daily forecasts for los angeles, ca. Los angeles's december weather, marked by an average high temperature of 64°f (17.8°c) and an average low temperature of 50°f (10°c), is the coldest in the year.

Temperature, high temperature, low temperature, day temperature, night temperature, precipitation, daily sun hours, sea. The weather in los angeles during december is cool to comfortable, with an average daily high temperature of 68°f (20°c), with mostly clear or sunny days and about ten daily hours of.