Climatological Report (Daily)
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868
CDUS46 KMTR 010033
CLISJC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
533 PM PDT WED SEP 30 2026
...................................
...THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 30 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 88 2:20 PM 95 2001 79 9 77
2024
MINIMUM 57 5:38 AM 35 1893 56 1 62
AVERAGE 73 67 6 70
PRECIPITATION (IN)
TODAY 0.00 0.69 1894 0.01 -0.01 T
MONTH TO DATE 0.06 0.07 -0.01 0.44
SINCE OCT 1 12.79 13.48 -0.69 9.75
SINCE JAN 1 7.43 9.33 -1.90 6.11
SNOWFALL (IN)
TODAY MM 0.0 1947
MONTH TO DATE T
SINCE SEP 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
TODAY 0 1 -1 0
MONTH TO DATE 3 8 -5 0
SINCE SEP 1 3 8 -5 0
SINCE JUL 1 5 14 -9 1
COOLING
TODAY 8 3 5 5
MONTH TO DATE 133 130 3 210
SINCE SEP 1 133 130 3 210
SINCE JAN 1 657 573 84 559
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION NW (320)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 3.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 4:00 AM
LOWEST 24 1:00 PM
AVERAGE 56
..........................................................
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 100 2024
MINIMUM TEMPERATURE (F) 56 39 1894
SUNRISE AND SUNSET
SEPTEMBER 30 2026.....SUNRISE 7:02 AM PDT SUNSET 6:52 PM PDT
OCTOBER 1 2026.......SUNRISE 7:03 AM PDT SUNSET 6:51 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$