Temperature for December
In Long Beach, CA during December the average high temperature is 67.6°F. The hottest day on record was December 3, 1958 when the temperature hit 91.0°F.
Precipitation for December
In December the average monthly rainfall in Long Beach, CA is 1.02 inches with rain usually falling on between 5 and 6 days. 1944 was the driest December with only 0.00 inches of rain falling, and 2010 was the wettest December with 10.63 inches of rain. The wettest single day in December was 5 December 1974 when 2.32 inches of rain fell.
In December there have been some years when thunderstorms have occurred, although there are other years when there hasn't been a thunderstorm in December.