Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KMTR 280835
CLISJC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
135 AM PDT TUE JUL 28 2026
...................................
...THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR JULY 27 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 77 3:01 PM 97 1923 81 -4 73
MINIMUM 57 4:17 AM 44 1894 59 -2 60
AVERAGE 67 70 -3 67
PRECIPITATION (IN)
YESTERDAY 0.00 T 1927 0.00 0.00 0.00
1978
MONTH TO DATE T 0.00 0.00 0.00
SINCE OCT 1 12.73 13.36 -0.63 9.31
SINCE JAN 1 7.37 9.21 -1.84 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 2 0 2 1
SINCE JUN 1 5 24 -19 24
SINCE JUL 1 2 0 2 1
COOLING
YESTERDAY 2 5 -3 2
MONTH TO DATE 132 124 8 70
SINCE JUN 1 243 217 26 110
SINCE JAN 1 329 268 61 151
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION N (340)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION N (340)
AVERAGE WIND SPEED 7.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 83 3:00 AM
LOWEST 48 5:00 PM
AVERAGE 66
..........................................................
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 100 1954
MINIMUM TEMPERATURE (F) 59 40 1893
SUNRISE AND SUNSET
JULY 28 2026..........SUNRISE 6:09 AM PDT SUNSET 8:19 PM PDT
JULY 29 2026..........SUNRISE 6:10 AM PDT SUNSET 8:18 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$