Climatological Report (Daily)
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200
CDUS46 KMTR 040042
CLISFO

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
542 PM PDT THU JUL 03 2025

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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JULY 3 2025...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1927 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         65  12:02 PM  89    1970  73     -8       86
  MINIMUM         54   5:24 AM  48    1953  55     -1       62
  AVERAGE         60                        64     -4       74

PRECIPITATION (IN)
  TODAY            0.00          0.01 1955   0.00   0.00     0.00
  MONTH TO DATE    0.00                      0.00   0.00     0.00
  SINCE OCT 1     16.11                     19.53  -3.42    20.13
  SINCE JAN 1      7.55                     12.56  -5.01    14.80

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            5                         2      3        0
  MONTH TO DATE   12                         6      6        1
  SINCE JUN 1    155                       103     52      114
  SINCE JUL 1     12                         6      6        1

 COOLING
  TODAY            0                         1     -1        9
  MONTH TO DATE    0                         3     -3       17
  SINCE JUN 1      1                        26    -25       23
  SINCE JAN 1      7                        46    -39       34
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED  12   RESULTANT WIND DIRECTION   W (270)
  HIGHEST WIND SPEED    28   HIGHEST WIND DIRECTION     W (260)
  HIGHEST GUST SPEED    39   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED    12.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    86           4:00 AM
 LOWEST     60          11:00 AM
 AVERAGE    73

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


THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   73        87      2024
 MINIMUM TEMPERATURE (F)   55        46      1954


SUNRISE AND SUNSET
JULY  3 2025..........SUNRISE   5:53 AM PDT   SUNSET   8:35 PM PDT
JULY  4 2025..........SUNRISE   5:54 AM PDT   SUNSET   8:34 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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