Record heat returns to Southern California after fall-like conditions
The hottest September temperatures on record in California were recorded at Los Angeles International Airport.
In Southern California, heat indices were as much as 2.4 degrees above normal for the month of September.
Forecasts for the rest of the week were more tempered, with the high pointing at 106 degrees, below normal. The low was expected Tuesday and Wednesday.
The heat index at the airport hit an all-time temperature record of 105 degrees on Thursday, and at least four records were broken for the month of September.
The record high temperatures also marked the first time in the month since 2012 three days in a row records were set.
The heat index has climbed nearly 4 degrees since a break in July. The average high temperature for September so far is 80 degrees, which ties with last year’s record for the date of 78 degrees.
Los Angeles’ record heat index in September is the fourth highest all-time. Only 1933, 1936 and 1958 tied the record.
The last time it was that hot was November 2011, when the heat index of 98 degrees tied the record.
The high temperature mark for the month so far was 100 degrees, set on Aug. 2, 1996. The high temperature for the month of September was 80 degrees in 1931, according to the National Oceanic and Atmospheric Administration.
A record low temperature of 74 degrees was set for Thursday, Sept. 11, 2014.
In addition to the record high temperatures, Los Angeles recorded its hottest temperature for the month of September in 136 years. The hottest temperature was recorded at the airport with a high of 105 degrees on Aug. 24, according to the National Weather Service.
Friday temperatures were expected to top out at 106 for the date, setting new highs for the date.
San Francisco’s heat index was as high as 107 degrees for the date, according to the National Weather Service. The record was set in 1936, according to the weather service.
The heat index for San Francisco was as high as 107 degrees for Thursday, according to the National Weather Service. The record was set in 1936. The high temperature for July was 103 degrees and that was the previous record.
The heat index for San Francisco was 106 degrees on Wednesday, September 6,