857
CDUS46 KMTR 210829
CLISJC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1229 AM PST SAT DEC 21 2024
...............................
..THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR DECEMBER 20 2024
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1893 TO 2024
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 59 4:36 PM 75 1999 59 0 60
MINIMUM 41 7:00 AM 26 1908 41 0 53
AVERAGE 50 50 0 57
PRECIPITATION (IN)
YESTERDAY 0.00 0.74 2023 0.07 -0.07 0.74
MONTH TO DATE 1.48 1.44 0.04 1.76
SINCE OCT 1 2.80 3.30 -0.50 2.43
SINCE JAN 1 16.43 12.63 3.80 14.71
SNOWFALL (IN)
YESTERDAY MM 0.0 1947
MONTH TO DATE T
SINCE DEC 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 15 15 0 8
MONTH TO DATE 194 284 -90 186
SINCE DEC 1 194 284 -90 186
SINCE JUL 1 420 649 -229 379
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 1215 624 591 808
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION W (280)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 2.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 10:00 AM
LOWEST 60 4:00 PM
AVERAGE 75
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THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 59 72 1999
MINIMUM TEMPERATURE (F) 41 25 1968
SUNRISE AND SUNSET
DECEMBER 21 2024......SUNRISE 7:19 AM PST SUNSET 4:54 PM PST
DECEMBER 22 2024......SUNRISE 7:19 AM PST SUNSET 4:54 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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