621
CDUS46 KMTR 260838
CLISJC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1238 AM PST FRI DEC 26 2025
...............................
..THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR DECEMBER 25 2025
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)
YESTERDAY
MAXIMUM 63 12:14 PM 70 1901 59 4 58
MINIMUM 52 11:59 PM 22 1894 41 11 43
AVERAGE 58 50 8 51
PRECIPITATION (IN)
YESTERDAY 0.61 0.69 1971 0.08 0.53 0.00
MONTH TO DATE 0.96 1.84 -0.88 1.96
SINCE OCT 1 5.04 3.70 1.34 3.28
SINCE JAN 1 11.15 13.03 -1.88 16.91
SNOWFALL (IN)
YESTERDAY MM 0.0 1947
MONTH TO DATE T
SINCE DEC 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 7 15 -8 14
MONTH TO DATE 279 359 -80 226
SINCE DEC 1 279 359 -80 226
SINCE JUL 1 539 724 -185 452
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 2
SINCE DEC 1 0 0 0 2
SINCE JAN 1 602 624 -22 1217
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 13 RESULTANT WIND DIRECTION S (160)
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 13.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 3:00 AM
LOWEST 57 4:00 PM
AVERAGE 75
......................................................
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 59 74 1967
MINIMUM TEMPERATURE (F) 41 22 1924
SUNRISE AND SUNSET
DECEMBER 26 2025......SUNRISE 7:20 AM PST SUNSET 4:57 PM PST
DECEMBER 27 2025......SUNRISE 7:21 AM PST SUNSET 4:57 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page