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TEMPERATURE CLIMATOLOGY - May 20 2025 (Final)
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Normals are                May  May      May        Highest         Lowest
1991-2020                   20   20      20          Since          Since
Averages                    Hi   Lo     Norms        Jan 1          Jul 1
-------------------------  ---------  ---------  --------------  --------------
Fullerton Airport           89   59    76   59    89 on May 20    40 on Jan 31
John Wayne Airport          83   61    71   60    83 on May 20    44 on Jan 31
Los Angeles International   75   59    70   58    75 on May 20    41 on Jan 21
Long Beach Airport          85   59    73   58    85 on May 20    40 on Jan 21
Oceanside Airport           77   49    70   56    77 on May 20    29 on Dec 12
Ontario Airport             94   59    80   56    94 on May 20    39 on Mar 08
Palm Springs Airport       102   70    96   67   102 on May 20    40 on Jan 28
Ramona Airport              91   46    76   50    91 on May 20    26 on Jan 31
Riverside Airport           93   59    80   56    93 on May 20    37 on Jan 31
San Diego International     79   59    69   60    79 on May 20    42 on Jan 28
Thermal Airport            102   58    96   64   102 on May 20    29 on Dec 12

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Record highs and lows:       Highest    Lowest     Highest    Lowest    Records
                              Max        Min        Max        Min       Since
                             May 20     May 20     May 21     May 21     Year
                             Hi Year    Lo Year    Hi Year    Lo Year
-------------------------   ---------  ---------  ---------  ---------  -------
Los Angeles International    87 2017    46 1948    78 2005    46 1948     1944
Long Beach Airport           93 2017    49 1974    87 2003    48 1962     1958
Palm Springs Airport        113 1967    47 1975   111 1967    48 1975     1893
Ramona Airport               94 1988    30 1974    92 2005    29 1974     1974
Riverside Airport           108 1942    37 1948   105 2000    36 1948     1893
San Diego International      89 1883    48 1896    85 1941    49 1948     1874
Thermal Airport             111 2000    52 1972   114 2000    50 1972     1950
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MM = Missing Data

Yesterday's temperatures are from midnight to midnight.  If there are two
dates tied for highest or lowest temperature of the season, the most recent
date is listed.  If there are two years tied for record high or low for the
date, the most recent year is listed.

This product was created: 3:02 PM GMT 21 May 2025