Temperature for August
In Oxnard, CA during August the average high temperature is 74.3°F. The hottest day on record was August 10, 1984 when the temperature hit 98.1°F.
Precipitation for August
In August the average monthly rainfall in Oxnard, CA is 0.01 inches with rain usually falling on between 1 and 2 days. 2012 was the driest August with only 0.00 inches of rain falling, and 1998 was the wettest August with 0.06 inches of rain. The wettest single day in August was 4 August 2011 when 0.02 inches of rain fell.
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.