Climatological Report (Daily)
Issued by NWS
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CDUS46 KMTR 050830
CLISJC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
130 AM PDT SUN OCT 05 2025
...................................
...THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR OCTOBER 4 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 77 3:02 PM 98 2024 78 -1 98
MINIMUM 54 6:24 AM 41 1931 55 -1 65
AVERAGE 66 67 -1 82
PRECIPITATION (IN)
YESTERDAY 0.00 0.41 1916 0.01 -0.01 0.00
MONTH TO DATE 0.45 0.04 0.41 0.00
SINCE OCT 1 0.45 0.04 0.41 0.00
SINCE JAN 1 6.56 9.37 -2.81 13.63
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 0 4 -4 0
SINCE SEP 1 0 16 -16 0
SINCE JUL 1 1 22 -21 0
COOLING
YESTERDAY 1 3 -2 17
MONTH TO DATE 11 12 -1 74
SINCE SEP 1 221 142 79 287
SINCE JAN 1 570 585 -15 1097
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION NW (320)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 5.6
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 90 4:00 AM
LOWEST 40 3:00 PM
AVERAGE 65
..........................................................
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 101 1987
MINIMUM TEMPERATURE (F) 55 38 1893
1911
SUNRISE AND SUNSET
OCTOBER 5 2025.......SUNRISE 7:07 AM PDT SUNSET 6:44 PM PDT
OCTOBER 6 2025.......SUNRISE 7:08 AM PDT SUNSET 6:43 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$