364
CDUS46 KMTR 130026
CLISJC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
526 PM PDT SAT SEP 12 2026
...............................
..THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 12 2026
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1893 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 79 1:11 PM 101 1979 81 -2 78
MINIMUM 60 6:03 AM 43 1894 58 2 61
AVERAGE 70 69 1 70
PRECIPITATION (IN)
TODAY 0.00 4.32 1918 0.00 0.00 0.00
MONTH TO DATE 0.06 0.01 0.05 0.41
SINCE OCT 1 12.79 13.42 -0.63 9.72
SINCE JAN 1 7.43 9.27 -1.84 6.08
SNOWFALL (IN)
TODAY MM 0.0 1947
MONTH TO DATE T
SINCE SEP 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 2 6 -4 1
COOLING
TODAY 5 5 0 5
MONTH TO DATE 80 60 20 70
SINCE SEP 1 80 60 20 70
SINCE JAN 1 604 503 101 419
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION NW (330)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 6.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 81 6:00 AM
LOWEST 42 12:00 PM
AVERAGE 62
......................................................
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 102 1971
MINIMUM TEMPERATURE (F) 58 37 1894
SUNRISE AND SUNSET
SEPTEMBER 12 2026.....SUNRISE 6:47 AM PDT SUNSET 7:20 PM PDT
SEPTEMBER 13 2026.....SUNRISE 6:48 AM PDT SUNSET 7:18 PM PDT
- 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