Climatological Report (Daily)
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705
CDUS46 KMTR 290835
CLISJC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
135 AM PDT FRI AUG 29 2025
...................................
...THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR AUGUST 28 2025...
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)
YESTERDAY
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)
YESTERDAY 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)
YESTERDAY MM 0.0 1947
MONTH TO DATE T
SINCE JUN 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 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
YESTERDAY 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 5 RESULTANT WIND DIRECTION N (340)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION N (340)
AVERAGE WIND SPEED 5.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 11:00 PM
LOWEST 41 3:00 PM
AVERAGE 63
..........................................................
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 100 2009
MINIMUM TEMPERATURE (F) 58 44 1895
1912
SUNRISE AND SUNSET
AUGUST 29 2025........SUNRISE 6:36 AM PDT SUNSET 7:40 PM PDT
AUGUST 30 2025........SUNRISE 6:37 AM PDT SUNSET 7:39 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$