San Diego Weather In January

The highest recorded temperature for San Diego California for the past 65 years in January was 31 degrees Celsius, registered on January 29, 1963, while the mean high temperature is 19. The lowest measured temperature in San Diego for the last 65 years in January was 1 most recently registered on January 15, 1987, while the standard low daily temperature for the month is 10.

US National Weather Service San Diego January Weather data records that on January 31, 1915, the high temperature did not exceed 9 degrees Celsius, the lowest high measured in San Diego in the past 65 years. Weather Service records also indicate that on January 26, 1977, the low temperature for the day was not measured below 18 degrees, the highest low measured in San Diego in the last 65 years.

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

San Diego typically receives an average of 5.79 centimeters of precipitation during the month. January San Diego Weather records indicate that on January 22, 1945 San Diego received 6.60 centimeters of precipitation, the highest amount of rain recorded in a single day in January.