Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KMTR 180829
CLISJC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
129 AM PDT TUE AUG 18 2026
...................................
...THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR AUGUST 17 2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1893 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 78 4:02 PM 99 1939 82 -4 76
MINIMUM 60 10:45 PM 44 1893 59 1 61
AVERAGE 69 70 -1 69
PRECIPITATION (IN)
YESTERDAY 0.00 T 1985 0.00 0.00 0.00
MONTH TO DATE 0.00 0.02 -0.02 0.00
SINCE OCT 1 12.73 13.38 -0.65 9.31
SINCE JAN 1 7.37 9.23 -1.86 5.67
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 5 28 -23 24
SINCE JUL 1 2 4 -2 1
COOLING
YESTERDAY 4 5 -1 4
MONTH TO DATE 100 85 15 86
SINCE JUN 1 365 320 45 215
SINCE JAN 1 451 371 80 256
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION NW (320)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 6.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 1:00 AM
LOWEST 54 4:00 PM
AVERAGE 72
..........................................................
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 97 1934
2020
MINIMUM TEMPERATURE (F) 59 44 1916
SUNRISE AND SUNSET
AUGUST 18 2026........SUNRISE 6:27 AM PDT SUNSET 7:56 PM PDT
AUGUST 19 2026........SUNRISE 6:27 AM PDT SUNSET 7:54 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$