382
CDUS46 KMTR 230039
CLISJC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
439 PM PST MON DEC 22 2025
...............................
..THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR DECEMBER 22 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 67 3:07 PM 69 2024 59 8 69
MINIMUM 59 10:18 AM 19 1990 41 18 57
AVERAGE 63 50 13 63
PRECIPITATION (IN)
TODAY T 1.90 1955 0.08 -0.08 0.03
MONTH TO DATE 0.01 1.60 -1.59 1.51
SINCE OCT 1 4.09 3.46 0.63 2.83
SINCE JAN 1 10.20 12.79 -2.59 16.46
SNOWFALL (IN)
TODAY MM 0.0 1947
MONTH TO DATE T
SINCE DEC 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
TODAY 2 15 -13 2
MONTH TO DATE 263 314 -51 203
SINCE DEC 1 263 314 -51 203
SINCE JUL 1 523 679 -156 429
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 10 RESULTANT WIND DIRECTION SE (150)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SE (150)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SE (140)
AVERAGE WIND SPEED 11.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 10:00 AM
LOWEST 63 3:00 PM
AVERAGE 75
......................................................
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 59 74 2024
MINIMUM TEMPERATURE (F) 41 19 1990
SUNRISE AND SUNSET
DECEMBER 22 2025......SUNRISE 7:19 AM PST SUNSET 4:54 PM PST
DECEMBER 23 2025......SUNRISE 7:19 AM PST SUNSET 4:55 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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