338
CDUS46 KMTR 220041
CLISJC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
541 PM PDT WED MAY 21 2025
...............................
..THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR MAY 21 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 81 1:23 PM 97 2000 75 6 83
MINIMUM 51 4:16 AM 32 1895 53 -2 52
AVERAGE 66 64 2 68
PRECIPITATION (IN)
TODAY 0.00 0.42 2006 0.01 -0.01 0.00
MONTH TO DATE 0.11 0.29 -0.18 0.67
SINCE OCT 1 9.31 13.08 -3.77 17.06
SINCE JAN 1 5.67 8.93 -3.26 13.63
SNOWFALL (IN)
TODAY MM 0.0 1947
MONTH TO DATE T
SINCE MAR 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
TODAY 0 3 -3 0
MONTH TO DATE 42 81 -39 36
SINCE MAR 1 525 556 -31 409
SINCE JUL 1 1696 2139 -443 1473
COOLING
TODAY 1 2 -1 3
MONTH TO DATE 16 22 -6 35
SINCE MAR 1 22 35 -13 50
SINCE JAN 1 22 35 -13 50
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION N (340)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 5.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 77 1:00 AM
LOWEST 35 3:00 PM
AVERAGE 56
......................................................
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 94 1943
MINIMUM TEMPERATURE (F) 53 34 1895
SUNRISE AND SUNSET
MAY 21 2025...........SUNRISE 5:54 AM PDT SUNSET 8:15 PM PDT
MAY 22 2025...........SUNRISE 5:53 AM PDT SUNSET 8:16 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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