Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KMTR 160038
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
538 PM PDT TUE JUL 15 2025
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR JULY 15 2025...
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 70 1:26 PM 96 1998 79 -9 76
MINIMUM 53 12:36 AM 44 2004 55 -2 55
AVERAGE 62 67 -5 66
PRECIPITATION (IN)
TODAY 0.00 0.00
MONTH TO DATE 0.00 0.00
SINCE OCT 1 16.08 19.88
SINCE JAN 1 8.10 13.84
DEGREE DAYS
HEATING
TODAY 3 0
MONTH TO DATE 26 0
SINCE JUN 1 90 37
SINCE JUL 1 26 0
COOLING
TODAY 0 1
MONTH TO DATE 8 96
SINCE JUN 1 16 152
SINCE JAN 1 33 162
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION SW (230)
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 13.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 12:00 AM
LOWEST 65 12:00 PM
AVERAGE 81
..........................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 103 2017
MINIMUM TEMPERATURE (F) 55 48 2009
SUNRISE AND SUNSET
JULY 15 2025..........SUNRISE 5:58 AM PDT SUNSET 8:32 PM PDT
JULY 16 2025..........SUNRISE 5:59 AM PDT SUNSET 8:31 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$