The yearly average is calculated by summing the monthly average maximums and dividing by 12. The monthly averages are then summed and divided by the number of months used in the period (years) selected. The WETS table uses daily maximum (TMAX) and minimum (TMIN) observations to calculate average daily maximum and minimum temperatures for each month.Īverage daily maximum temperatures are calculated by summing the daily maximum temperatures for an individual month and dividing by the number of values used in the summation for that month. An example follows.Īverage Daily Maximum Temperature for a Month and Yearly Average (Column 2) The user has control over the starting and ending year and growing season threshold temperatures. The table can be generated from any NWS Cooperative Climate Station with 20 or more years of data. The table provides the normal range for monthly and annual precipitation and growing season dates required to assess the climatic characteristics for a geographic area over a representative time period. ‡ Downtown L.A.'s cumulative rainfall received through February exceeded its entire seasonal normal (14.25 inches).The WETS program summarizes temperature and precipitation, growing season lengths, and last and first freezing dates. The total season normal for this station is 14.25 inches. † Normals, recalculated every ten years, were updated on May 4, 2021. This table has been reformatted in response to visitor feedback. NOTE: Rainfall normals were updated on May 4, 2021. Dotted orange line is current seasonal rainfall normal for Downtown L.A. Monthly rainfall totals for previous seasons are found at Monthly Rainfall for Downtown Los Angeles. A trace amount of rainfall was reported in the early morning in Long Beach (see links above). No rainfall has been recorded in Downtown Los Angeles for Friday, May 26. L.A.'s rainfall this season (28.40 inches) is close to double its seasonal normal (14.25 inches).has now recorded the most rainfall for May in four years (since 0.81 inches in 2019). Having already exceeded its normal for May, L.A.Since November 2022, April has been L.A.'s only month recording less than normal rainfall.(Note: We previously incorrectly stated that 1978 was the last March with a higher cumulative rainfall amount. March 2023 was L.A.'s wettest March in 40 years (since 8.37 inches in 1983).L.A.'s 2022-2023 rain season is L.A.'s wettest season in 18 years (since 37.25 inches of rainfall in the 2004-2005 season).With more than 28 inches of rainfall since July 2022, the 2022-2023 rain season (ending June 2023), is now L.A.'s 8th wettest season in 145 years.NOTE: When most weather reporting sources cite weather in Los Angeles (without specifying where, exactly, in Los Angeles), these numbers are typically for the Downtown Los Angeles weather station (actually located on the USC campus). Current Season Rainfall-to-Date - Woodland Hills, Los Angeles Current Season Rainfall-to-Date - Whittier Current Season Rainfall-to-Date - Westwood, Los Angeles Current Season Rainfall-to-Date - Van Nuys, Los Angeles Current Season Rainfall-to-Date - Santa Monica Current Season Rainfall-to-Date - Santa Fe Dam (San Gabriel Valley) Current Season Rainfall-to-Date - Santa Clarita Current Season Rainfall-to-Date - Santa Catalina Island Current Season Rainfall-to-Date - Sandberg Current Season Rainfall-to-Date - Pasadena Current Season Rainfall-to-Date - Palmdale Current Season Rainfall-to-Date - Los Angeles International Airport Current Season Rainfall-to-Date - Long Beach Current Season Rainfall-to-Date - Lancaster Current Season Rainfall-to-Date - Hawthorne Current Season Rainfall-to-Date - Burbank Why our “Rainfall Season” is different than that of the National Weather Service Court & Vital Records from Orange County, CAĭowntown Los Angeles skyline at night under the rain.Postal Zip Code Look-up for Los Angeles County.The Los Angeles Basin - A Huge Bowl of Sand.Can a Volcanic Eruption Occur in Los Angeles?.
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