Temperature for May
In Oxnard, CA during May the average high temperature is 68.0°F. The hottest day on record was May 16, 1967 when the temperature hit 97.3°F.
Precipitation for May
In May the average monthly rainfall in Oxnard, CA is 0.11 inches with rain usually falling on between 2 and 3 days. 1945 was the driest May with only 0.00 inches of rain falling, and 1998 was the wettest May with 2.85 inches of rain. The wettest single day in May was 6 May 1998 when 1.23 inches of rain fell.
In May there have been some years when thunderstorms have occurred, although there are other years when there hasn't been a thunderstorm in May.