034
CDUS46 KMTR 010046
CLISJC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
546 PM PDT WED APR 30 2025
...............................
..THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR APRIL 30 2025
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1893 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 76 3:02 PM 95 1996 71 5 71
MINIMUM 50 4:45 AM 32 1896 50 0 50
AVERAGE 63 61 2 61
PRECIPITATION (IN)
TODAY 0.00 0.58 1983 0.02 -0.02 0.00
MONTH TO DATE 0.25 1.07 -0.82 0.81
SINCE OCT 1 9.14 12.79 -3.65 16.39
SINCE JAN 1 5.50 8.64 -3.14 12.96
SNOWFALL (IN)
TODAY MM 0.0 1947
MONTH TO DATE T
SINCE MAR 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
TODAY 2 5 -3 4
MONTH TO DATE 108 199 -91 137
SINCE MAR 1 420 477 -57 373
SINCE JUL 1 1591 2060 -469 1437
COOLING
TODAY 0 1 -1 0
MONTH TO DATE 1 11 -10 15
SINCE MAR 1 6 13 -7 15
SINCE JAN 1 6 13 -7 15
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION NW (320)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 8.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 55 4:00 PM
LOWEST 41 3:00 PM
AVERAGE 48
......................................................
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 71 96 1947
MINIMUM TEMPERATURE (F) 50 34 1893
SUNRISE AND SUNSET
APRIL 30 2025.........SUNRISE 6:13 AM PDT SUNSET 7:57 PM PDT
MAY 1 2025...........SUNRISE 6:12 AM PDT SUNSET 7:58 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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