Climatological Report (Daily)
Issued by NWS
Issued by NWS
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056
CDUS46 KMTR 020036
CLISJC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
536 PM PDT MON SEP 01 2025
...................................
...THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 1 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 90 3:34 PM 108 2017 82 8 79
MINIMUM 61 6:03 AM 44 1895 58 3 60
1910
AVERAGE 76 70 6 70
PRECIPITATION (IN)
TODAY 0.00 0.09 2000 0.00 0.00 0.00
MONTH TO DATE 0.00 0.00 0.00 0.00
SINCE OCT 1 9.31 13.41 -4.10 17.06
SINCE JAN 1 5.67 9.26 -3.59 13.63
SNOWFALL (IN)
TODAY MM 0.0 1947
MONTH TO DATE MM
SINCE SEP 1 MM
SINCE JUL 1 T
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 1 6 -5 0
COOLING
TODAY 11 5 6 5
MONTH TO DATE 11 5 6 5
SINCE SEP 1 11 5 6 5
SINCE JAN 1 360 448 -88 815
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION NW (330)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 6.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 6:00 AM
LOWEST 26 3:00 PM
AVERAGE 58
..........................................................
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 107 2017
MINIMUM TEMPERATURE (F) 58 42 1895
SUNRISE AND SUNSET
SEPTEMBER 1 2025.....SUNRISE 6:39 AM PDT SUNSET 7:36 PM PDT
SEPTEMBER 2 2025.....SUNRISE 6:39 AM PDT SUNSET 7:34 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$