Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KMTR 180025
CLISJC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
525 PM PDT MON AUG 17 2026
...................................
...THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR AUGUST 17 2026...
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 78 12:40 PM 99 1939 82 -4 76
MINIMUM 61 2:29 AM 44 1893 59 2 61
AVERAGE 70 70 0 69
PRECIPITATION (IN)
TODAY 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)
TODAY MM 0.0 1947
MONTH TO DATE T
SINCE JUN 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
TODAY 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
TODAY 5 5 0 4
MONTH TO DATE 101 85 16 86
SINCE JUN 1 366 320 46 215
SINCE JAN 1 452 371 81 256
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 4 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 5.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
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 TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 97 1934
2020
MINIMUM TEMPERATURE (F) 59 44 1916
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.
$$