034
CDUS46 KMTR 100033
CLISJC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
533 PM PDT TUE SEP 09 2025
...............................
..THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 9 2025
VALID TODAY AS OF 0500 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 78 2:00 PM 106 1944 82 -4 80
MINIMUM 65 4:25 AM 43 1928 58 7 62
AVERAGE 72 70 2 71
PRECIPITATION (IN)
TODAY T 0.11 1985 0.00 0.00 0.00
MONTH TO DATE T 0.01 -0.01 0.00
SINCE OCT 1 9.31 13.42 -4.11 17.06
SINCE JAN 1 5.67 9.27 -3.60 13.63
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 1 6 -5 0
COOLING
TODAY 7 5 2 6
MONTH TO DATE 57 45 12 84
SINCE SEP 1 57 45 12 84
SINCE JAN 1 406 488 -82 894
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION S (180)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 5.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 81 3:00 AM
LOWEST 54 3:00 PM
AVERAGE 68
......................................................
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 98 1903
MINIMUM TEMPERATURE (F) 58 42 1893
SUNRISE AND SUNSET
SEPTEMBER 9 2025.....SUNRISE 6:45 AM PDT SUNSET 7:24 PM PDT
SEPTEMBER 10 2025.....SUNRISE 6:46 AM PDT SUNSET 7:22 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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