Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KMTR 140045
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
545 PM PDT SUN JUL 13 2025
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR JULY 13 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 74 3:38 PM 96 2009 79 -5 77
MINIMUM 55 6:33 AM 47 2009 55 0 58
AVERAGE 65 67 -2 68
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 0 0
MONTH TO DATE 23 0
SINCE JUN 1 87 37
SINCE JUL 1 23 0
COOLING
TODAY 0 3
MONTH TO DATE 8 93
SINCE JUN 1 16 149
SINCE JAN 1 33 159
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION SW (230)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 10.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 1:00 AM
LOWEST 55 2:00 PM
AVERAGE 74
..........................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 95 2009
MINIMUM TEMPERATURE (F) 55 47 2011
SUNRISE AND SUNSET
JULY 13 2025..........SUNRISE 5:57 AM PDT SUNSET 8:33 PM PDT
JULY 14 2025..........SUNRISE 5:58 AM PDT SUNSET 8:32 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$