CDUS46 KMTR 150045
CLISJC

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
445 PM PST SUN DEC 14 2025

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

...THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR DECEMBER 14 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1893 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         51   3:59 PM  73    1958  59     -8       59
  MINIMUM         40   1:57 AM  25    1919  42     -2       48
  AVERAGE         46                        50     -4       54

PRECIPITATION (IN)
  TODAY            0.00          1.24 2002   0.08  -0.08     0.90
  MONTH TO DATE    0.00                      1.01  -1.01     1.39
  SINCE OCT 1      4.08                      2.87   1.21     2.71
  SINCE JAN 1     10.19                     12.20  -2.01    16.34

SNOWFALL (IN)
  TODAY           MM             0.0  1947
  MONTH TO DATE    T
  SINCE DEC 1      T
  SINCE JUL 1      T

DEGREE DAYS
 HEATING
  TODAY           19                        15      4       11
  MONTH TO DATE  211                       194     17      115
  SINCE DEC 1    211                       194     17      115
  SINCE JUL 1    471                       559    -88      341

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    602                       624    -22     1215
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   1   RESULTANT WIND DIRECTION   E (110)
  HIGHEST WIND SPEED     7   HIGHEST WIND DIRECTION     N (350)
  HIGHEST GUST SPEED     9   HIGHEST GUST DIRECTION     N (360)
  AVERAGE WIND SPEED     1.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  FOG
  FOG W/VISIBILITY <= 1/4 MILE
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           2:00 AM
 LOWEST     83           3:00 PM
 AVERAGE    92

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


THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   59        68      1958
                                             1980
                                             1998
 MINIMUM TEMPERATURE (F)   42        25      1932


SUNRISE AND SUNSET
DECEMBER 14 2025......SUNRISE   7:14 AM PST   SUNSET   4:51 PM PST
DECEMBER 15 2025......SUNRISE   7:15 AM PST   SUNSET   4:51 PM PST


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




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