065
CDUS46 KMTR 300838
CLISJC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
138 AM PDT WED SEP 30 2026
...............................
..THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 29 2026
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)
YESTERDAY
MAXIMUM 87 2:22 PM 96 1997 79 8 77
MINIMUM 53 6:08 AM 42 1905 56 -3 66
1907
AVERAGE 70 68 2 72
PRECIPITATION (IN)
YESTERDAY 0.00 0.66 1894 0.00 0.00 0.00
MONTH TO DATE 0.06 0.06 0.00 0.44
SINCE OCT 1 12.79 13.47 -0.68 9.75
SINCE JAN 1 7.43 9.32 -1.89 6.11
SNOWFALL (IN)
YESTERDAY MM 0.0 1947
MONTH TO DATE T
SINCE SEP 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 0
MONTH TO DATE 3 7 -4 0
SINCE SEP 1 3 7 -4 0
SINCE JUL 1 5 13 -8 1
COOLING
YESTERDAY 5 3 2 7
MONTH TO DATE 125 127 -2 205
SINCE SEP 1 125 127 -2 205
SINCE JAN 1 649 570 79 554
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION NW (320)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 4.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 4:00 AM
LOWEST 22 3:00 PM
AVERAGE 54
......................................................
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 95 2001
2024
MINIMUM TEMPERATURE (F) 56 35 1893
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.
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