Seattle, WA weather in December 1974

Temperature for December 1974

In December 1974 the average high temperature in Seattle, WA was 48.5°F, and this was 1.9°F warmer than the average of 46.6°F. The hottest day in December 1974 was 17 December when the temperature reached 57.0°F. Overnight the average temperature in December is 35.6°F and in 1974 the average overnight temperature was 1.2°F warmer at 36.8°F.

Precipitation for December 1974

In December the average monthly rainfall in Seattle, WA is 5.67 inches with rain usually falling on 19 days. In December 1974 there was a total of 6.14 inches of rain, that fell on 24 days.