San Diego Weather In August

In the last 65 years the highest measured August temperature in San Diego was 31 degrees Celsius, most recently measured on August 29, 1963, and the normal high is 25. The lowest measured temperature in San Diego for the last 65 years in August was 1 on August 15, 1987, and the normal low daily temperature is 20.

United States National Weather Service historical San Diego August Weather data shows that on August 31, 1915, the high temperature did not exceed 9 degrees Celsius, the lowest high measured in San Diego in the past 65 years. The Weather Service additionally shows that on August 26, 1977, the low for the day did not drop below 18 degrees, the highest low temperature in San Diego in the last 65 years.

Weather Service historical data shows that the average daily high temperature in San Diego on August First is 19 degrees Celsius and the average high on the last day of August is 18 degrees. The low recorded temperature in San Diego on August First averages 10 degrees Celsius and the low temperature on the final day of August averages 9 degrees.

San Diego usually receives an average of .23 centimeters of rain during the month. According to August San Diego Weather records, the most rain measured in a single day in August was 6.60 centimeters on August 22, 1945.