Climatological Report (Daily)
Issued by NWS
Issued by NWS
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383
CDUS46 KMTR 200831
CLISJC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
131 AM PDT THU AUG 20 2026
...................................
...THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR AUGUST 19 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 81 12:08 PM 98 1950 82 -1 80
MINIMUM 60 11:59 PM 43 1893 59 1 58
AVERAGE 71 70 1 69
PRECIPITATION (IN)
YESTERDAY 0.00 0.30 1976 0.01 -0.01 0.00
MONTH TO DATE 0.00 0.03 -0.03 0.00
SINCE OCT 1 12.73 13.39 -0.66 9.31
SINCE JAN 1 7.37 9.24 -1.87 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 6 5 1 4
MONTH TO DATE 111 95 16 94
SINCE JUN 1 376 330 46 223
SINCE JAN 1 462 381 81 264
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION NW (330)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 5.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 1:00 AM
LOWEST 50 12:00 PM
AVERAGE 70
..........................................................
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 98 1964
MINIMUM TEMPERATURE (F) 59 42 1893
SUNRISE AND SUNSET
AUGUST 20 2026........SUNRISE 6:28 AM PDT SUNSET 7:53 PM PDT
AUGUST 21 2026........SUNRISE 6:29 AM PDT SUNSET 7:52 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$