Temperature for August
In Red Bluff, CA during August the average high temperature is 97.3°F. The hottest day on record was August 8, 1981 when the temperature hit 120.9°F.
Precipitation for August
In August the average monthly rainfall in Red Bluff, CA is 0.30 inches with rain usually falling on between 1 and 2 days. 1977 was the driest August with only 0.00 inches of rain falling, and 1983 was the wettest August with 2.61 inches of rain. The wettest single day in August was 5 August 1973 when 0.98 inches of rain fell.
In August it usually snows on between 0 and 1 days. In August there have been some years when thunderstorms have occurred, although there are other years when there hasn't been a thunderstorm in August.