721
CDUS46 KMTR 180830
CLISJC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
130 AM PDT SUN MAY 18 2025
...............................
..THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR MAY 17 2025
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)
YESTERDAY
MAXIMUM 71 12:10 PM 100 1997 74 -3 76
MINIMUM 53 2:32 AM 32 1896 52 1 57
AVERAGE 62 63 -1 67
PRECIPITATION (IN)
YESTERDAY 0.00 0.39 1915 0.02 -0.02 0.00
MONTH TO DATE 0.11 0.26 -0.15 0.67
SINCE OCT 1 9.31 13.05 -3.74 17.06
SINCE JAN 1 5.67 8.90 -3.23 13.63
SNOWFALL (IN)
YESTERDAY MM 0.0 1947
MONTH TO DATE T
SINCE MAR 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 3 3 0 0
MONTH TO DATE 40 69 -29 36
SINCE MAR 1 523 544 -21 409
SINCE JUL 1 1694 2127 -433 1473
COOLING
YESTERDAY 0 1 -1 2
MONTH TO DATE 13 17 -4 28
SINCE MAR 1 19 30 -11 43
SINCE JAN 1 19 30 -11 43
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WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION NW (310)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 8.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
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
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THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 100 1997
MINIMUM TEMPERATURE (F) 52 36 1893
SUNRISE AND SUNSET
MAY 18 2025...........SUNRISE 5:56 AM PDT SUNSET 8:13 PM PDT
MAY 19 2025...........SUNRISE 5:55 AM PDT SUNSET 8:13 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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