998
CDUS46 KMTR 040834
CLISJC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
134 AM PDT FRI SEP 04 2026
...............................
..THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 3 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 80 3:27 PM 99 1950 82 -2 83
MINIMUM 58 5:50 AM 45 1919 58 0 59
AVERAGE 69 70 -1 71
PRECIPITATION (IN)
YESTERDAY 0.03 0.06 1907 0.00 0.03 0.00
MONTH TO DATE 0.03 0.00 0.03 0.00
SINCE OCT 1 12.76 13.41 -0.65 9.31
SINCE JAN 1 7.40 9.26 -1.86 5.67
SNOWFALL (IN)
YESTERDAY MM 0.0 1947
MONTH TO DATE T
SINCE SEP 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 2 6 -4 1
COOLING
YESTERDAY 4 5 -1 6
MONTH TO DATE 12 15 -3 27
SINCE SEP 1 12 15 -3 27
SINCE JAN 1 536 458 78 376
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WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION NW (300)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 5.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 10:00 PM
LOWEST 43 12:00 PM
AVERAGE 68
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THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 99 2008
MINIMUM TEMPERATURE (F) 58 43 1914
SUNRISE AND SUNSET
SEPTEMBER 4 2026.....SUNRISE 6:41 AM PDT SUNSET 7:32 PM PDT
SEPTEMBER 5 2026.....SUNRISE 6:42 AM PDT SUNSET 7:30 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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