971
CDUS46 KMTR 090039
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
539 PM PDT TUE JUL 08 2025
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR JULY 8 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 73 2:57 PM 100 2008 79 -6 76
MINIMUM 54 3:50 AM 44 2009 54 0 56
AVERAGE 64 67 -3 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 1 0
MONTH TO DATE 22 0
SINCE JUN 1 86 37
SINCE JUL 1 22 0
COOLING
TODAY 0 1
MONTH TO DATE 0 64
SINCE JUN 1 8 120
SINCE JAN 1 25 130
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION SW (230)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 10.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 2:00 AM
LOWEST 57 2:00 PM
AVERAGE 73
......................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 100 2002
MINIMUM TEMPERATURE (F) 54 45 2009
SUNRISE AND SUNSET
JULY 8 2025..........SUNRISE 5:54 AM PDT SUNSET 8:35 PM PDT
JULY 9 2025..........SUNRISE 5:54 AM PDT SUNSET 8:34 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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