833
CDUS46 KMTR 280039
CLISJC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
539 PM PDT SUN SEP 27 2026
...............................
..THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 27 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 74 1:04 PM 98 1921 79 -5 77
MINIMUM 58 3:39 AM 41 1893 56 2 61
AVERAGE 66 68 -2 69
PRECIPITATION (IN)
TODAY 0.00 0.59 1972 0.00 0.00 0.00
MONTH TO DATE 0.06 0.05 0.01 0.44
SINCE OCT 1 12.79 13.46 -0.67 9.75
SINCE JAN 1 7.43 9.31 -1.88 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 2 5 -3 0
SINCE SEP 1 2 5 -3 0
SINCE JUL 1 4 11 -7 1
COOLING
TODAY 1 4 -3 4
MONTH TO DATE 121 121 0 192
SINCE SEP 1 121 121 0 192
SINCE JAN 1 645 564 81 541
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION NW (330)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 5.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 1:00 AM
LOWEST 46 1:00 PM
AVERAGE 65
......................................................
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 101 2020
MINIMUM TEMPERATURE (F) 56 38 1894
SUNRISE AND SUNSET
SEPTEMBER 27 2026.....SUNRISE 7:00 AM PDT SUNSET 6:57 PM PDT
SEPTEMBER 28 2026.....SUNRISE 7:01 AM PDT SUNSET 6:55 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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