Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KMTR 200827
CLISJC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
127 AM PDT SUN APR 20 2025
...................................
...THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR APRIL 19 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 69 1:42 PM 90 1950 70 -1 73
2009
MINIMUM 49 4:33 AM 31 1896 49 0 50
AVERAGE 59 59 0 62
PRECIPITATION (IN)
YESTERDAY 0.00 0.66 1988 0.03 -0.03 0.00
MONTH TO DATE 0.25 0.81 -0.56 0.81
SINCE OCT 1 9.14 12.53 -3.39 16.39
SINCE JAN 1 5.50 8.38 -2.88 12.96
SNOWFALL (IN)
YESTERDAY MM 0.0 1947
MONTH TO DATE T
SINCE MAR 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 6 6 0 3
MONTH TO DATE 106 136 -30 107
SINCE MAR 1 418 414 4 343
SINCE JUL 1 1589 1997 -408 1407
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 1 0 1 9
SINCE MAR 1 6 2 4 9
SINCE JAN 1 6 2 4 9
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION NW (310)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 6.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 4:00 AM
LOWEST 50 1:00 PM
AVERAGE 72
..........................................................
THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 95 2009
MINIMUM TEMPERATURE (F) 49 28 1896
SUNRISE AND SUNSET
APRIL 20 2025.........SUNRISE 6:26 AM PDT SUNSET 7:48 PM PDT
APRIL 21 2025.........SUNRISE 6:24 AM PDT SUNSET 7:49 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$