Climatological Report (Daily)
Issued by NWS
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674
CDUS46 KMTR 290826
CLISJC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
126 AM PDT TUE JUL 29 2025
...................................
...THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR JULY 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 78 2:54 PM 100 1954 81 -3 84
MINIMUM 59 1:03 AM 40 1893 59 0 60
AVERAGE 69 70 -1 72
PRECIPITATION (IN)
YESTERDAY 0.00 T 1958 0.00 0.00 0.00
1960
1964
MONTH TO DATE 0.00 0.00 0.00 T
SINCE OCT 1 9.31 13.36 -4.05 17.06
SINCE JAN 1 5.67 9.21 -3.54 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 1 0 1 0
SINCE JUN 1 24 24 0 0
SINCE JUL 1 1 0 1 0
COOLING
YESTERDAY 4 5 -1 7
MONTH TO DATE 74 129 -55 315
SINCE JUN 1 114 222 -108 483
SINCE JAN 1 155 273 -118 553
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION NW (330)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 6.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 83 12:00 AM
LOWEST 48 4:00 PM
AVERAGE 66
..........................................................
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 95 1977
MINIMUM TEMPERATURE (F) 59 47 1893
1930
1932
SUNRISE AND SUNSET
JULY 29 2025..........SUNRISE 6:10 AM PDT SUNSET 8:18 PM PDT
JULY 30 2025..........SUNRISE 6:11 AM PDT SUNSET 8:17 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$