Los Angeles Weather In September
The highest recorded temperature in September for Los Angeles for the past 75 years was 110 degrees Fahrenheit, most recently encountered on September 26, 1963, and the mean high is 76. The lowest documented temperature in September for Los Angeles for the past 75 years was 47 most recently encountered on September 26, 1948, while the average low temperature is 64.
United States National Weather Service historical Los Angeles September weather data indicates that on September 25, 1916, the measured high temperature did not exceed 62 degrees Fahrenheit, the lowest high measured in Los Angeles in the past 75 years. NWS weather data additionally shows that on September 22, 1939, the lowest recorded temperature on that day did not drop below 84 degrees, the highest low measured in Los Angeles in the last 75 years.
Historical weather data accumulated by the National Weather Service shows that the average daily high temperature in Los Angeles on September First is 68 degrees Fahrenheit and the average high on the last day of September is 66 degrees. The average recorded low temperature in Los Angeles on September First is 48 degrees Fahrenheit and the average low on the last day of September is 45 degrees.
Los Angeles typically receives an average of 0.26 inches of rain during the month. According to September Los Angeles Weather records, the most rain measured in a single day in September was 3.95 inches on September 25, 1939.