Climatological Report (Daily)
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077
CDUS46 KMTR 240038
CLISFO

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
538 PM PDT SUN AUG 23 2026

...................................

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR AUGUST 23 2026...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1927 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         77  12:41 PM  92    2010  74      3       69
  MINIMUM         57   5:51 AM  49    1953  57      0       55
  AVERAGE         67                        65      2       62

PRECIPITATION (IN)
  TODAY            0.00          T    1989   0.00   0.00     0.00
                                      1991
                                      1994
  MONTH TO DATE    0.03                      0.03   0.00      T
  SINCE OCT 1     19.62                     19.56   0.06    16.11
  SINCE JAN 1     10.77                     12.59  -1.82     7.55

SNOWFALL (IN)
  TODAY           MM             0.0
  MONTH TO DATE    T
  SINCE JUN 1      T
  SINCE JUL 1      T
  SNOW DEPTH      MM

DEGREE DAYS
 HEATING
  TODAY            0                         1     -1        3
  MONTH TO DATE   15                        33    -18       21
  SINCE JUN 1    125                       188    -63      233
  SINCE JUL 1     65                        91    -26       90

 COOLING
  TODAY            2                         2      0        0
  MONTH TO DATE   13                        26    -13       21
  SINCE JUN 1     65                        75    -10       23
  SINCE JAN 1    108                        95     13       29
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED  10   RESULTANT WIND DIRECTION  NW (310)
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION    NW (300)
  HIGHEST GUST SPEED    29   HIGHEST GUST DIRECTION    NW (300)
  AVERAGE WIND SPEED    11.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           2:00 AM
 LOWEST     54          12:00 PM
 AVERAGE    74

..........................................................


THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   74        99      2010
 MINIMUM TEMPERATURE (F)   56        49      1955


SUNRISE AND SUNSET
AUGUST 23 2026........SUNRISE   6:32 AM PDT   SUNSET   7:51 PM PDT
AUGUST 24 2026........SUNRISE   6:33 AM PDT   SUNSET   7:50 PM PDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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