603
CDUS46 KMTR 290040
CLISJC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
540 PM PDT THU AUG 28 2025
...............................
..THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR AUGUST 28 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 83 2:45 PM 101 2008 82 1 90
2009
MINIMUM 59 6:01 AM 45 1896 58 1 63
1902
AVERAGE 71 70 1 77
PRECIPITATION (IN)
TODAY 0.00 0.08 1913 0.00 0.00 0.00
MONTH TO DATE 0.00 0.04 -0.04 T
SINCE OCT 1 9.31 13.40 -4.09 17.06
SINCE JAN 1 5.67 9.25 -3.58 13.63
SNOWFALL (IN)
TODAY MM 0.0 1947
MONTH TO DATE T
SINCE JUN 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 24 28 -4 0
SINCE JUL 1 1 4 -3 0
COOLING
TODAY 6 5 1 12
MONTH TO DATE 152 140 12 219
SINCE JUN 1 281 375 -94 722
SINCE JAN 1 322 426 -104 792
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION N (340)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 4.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 83 4:00 AM
LOWEST 41 3:00 PM
AVERAGE 62
......................................................
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 100 2009
MINIMUM TEMPERATURE (F) 58 44 1895
1912
SUNRISE AND SUNSET
AUGUST 28 2025........SUNRISE 6:35 AM PDT SUNSET 7:42 PM PDT
AUGUST 29 2025........SUNRISE 6:36 AM PDT SUNSET 7:40 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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