Climatological Report (Daily)
Issued by NWS
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CDUS46 KMTR 030827
CLISJC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
127 AM PDT FRI OCT 03 2025
...................................
...THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR OCTOBER 2 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 73 12:30 PM 106 2024 79 -6 106
MINIMUM 62 11:59 PM 38 1893 55 7 65
AVERAGE 68 67 1 86
PRECIPITATION (IN)
YESTERDAY 0.45 0.50 1938 0.01 0.44 0.00
MONTH TO DATE 0.45 0.02 0.43 0.00
SINCE OCT 1 0.45 0.02 0.43 0.00
SINCE JAN 1 6.56 9.35 -2.79 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 2 -2 0
SINCE SEP 1 0 14 -14 0
SINCE JUL 1 1 20 -19 0
COOLING
YESTERDAY 3 3 0 21
MONTH TO DATE 10 6 4 37
SINCE SEP 1 220 136 84 250
SINCE JAN 1 569 579 -10 1060
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION NW (330)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 6.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 5:00 AM
LOWEST 51 4:00 PM
AVERAGE 74
..........................................................
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 101 2024
MINIMUM TEMPERATURE (F) 55 40 1908
1911
1916
SUNRISE AND SUNSET
OCTOBER 3 2025.......SUNRISE 7:05 AM PDT SUNSET 6:47 PM PDT
OCTOBER 4 2025.......SUNRISE 7:06 AM PDT SUNSET 6:46 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$