Temperature for September 1990
In September 1990 the average high temperature in Long Beach, CA was 84.6°F, and this was 2.4°F warmer than the average of 82.1°F. The hottest day in September 1990 was 10 September when the temperature reached 98.1°F. Overnight the average temperature in September is 62.6°F and in 1990 the average overnight temperature was 0.8°F warmer at 63.4°F.