Climatological Report (Daily)
Issued by NWS
Issued by NWS
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234
CDUS46 KMTR 210841
CLISJC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1241 AM PST FRI NOV 21 2025
...................................
...THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR NOVEMBER 20 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 59 2:49 PM 78 1926 64 -5 67
MINIMUM 48 11:54 PM 22 1893 45 3 52
AVERAGE 54 54 0 60
PRECIPITATION (IN)
YESTERDAY 0.24 1.35 1900 0.05 0.19 0.00
MONTH TO DATE 2.08 0.78 1.30 0.34
SINCE OCT 1 4.08 1.31 2.77 0.35
SINCE JAN 1 10.19 10.64 -0.45 13.98
SNOWFALL (IN)
YESTERDAY MM 0.0 1947
MONTH TO DATE T
SINCE SEP 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 11 11 0 5
MONTH TO DATE 83 155 -72 126
SINCE SEP 1 133 239 -106 145
SINCE JUL 1 134 245 -111 145
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 3 0 3 0
SINCE SEP 1 253 179 74 404
SINCE JAN 1 602 622 -20 1214
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION NW (320)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 5.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 5:00 AM
LOWEST 67 3:00 PM
AVERAGE 82
..........................................................
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 64 76 1917
2017
MINIMUM TEMPERATURE (F) 44 27 1894
SUNRISE AND SUNSET
NOVEMBER 21 2025......SUNRISE 6:54 AM PST SUNSET 4:53 PM PST
NOVEMBER 22 2025......SUNRISE 6:55 AM PST SUNSET 4:53 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$