Climatological Report (Daily)
Issued by NWS
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CDUS46 KMTR 170829
CLISJC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
129 AM PDT MON AUG 17 2026
...................................
...THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR AUGUST 16 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 79 1:41 PM 100 2020 82 -3 78
MINIMUM 60 6:35 AM 42 1911 59 1 62
AVERAGE 70 70 0 70
PRECIPITATION (IN)
YESTERDAY 0.00 0.01 2020 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 5 5 0 5
MONTH TO DATE 96 80 16 82
SINCE JUN 1 361 315 46 211
SINCE JAN 1 447 366 81 252
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION NW (330)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 6.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 10:00 PM
LOWEST 50 2:00 PM
AVERAGE 69
..........................................................
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 99 1939
MINIMUM TEMPERATURE (F) 59 44 1893
SUNRISE AND SUNSET
AUGUST 17 2026........SUNRISE 6:26 AM PDT SUNSET 7:57 PM PDT
AUGUST 18 2026........SUNRISE 6:27 AM PDT SUNSET 7:56 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$