Temperature for June
In San Nicolas Island, CA during June the average high temperature is 68.3°F. The hottest day on record was June 19, 2008 when the temperature hit 107.1°F.
Precipitation for June
In June the average monthly rainfall in San Nicolas Island, CA is 0.25 inches with rain usually falling on between 1 and 2 days. 2012 was the driest June with only 0.00 inches of rain falling, and 1980 was the wettest June with 1.34 inches of rain. The wettest single day in June was 27 June 1973 when 0.51 inches of rain fell.
In June it usually snows on between 0 and 1 days. In June there have been some years when thunderstorms have occurred, although there are other years when there hasn't been a thunderstorm in June.