881
CDUS46 KMTR 100041
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
541 PM PDT SUN AUG 09 2026
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR AUGUST 9 2026
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 79 3:04 PM 100 2002 79 0 81
MINIMUM 53 3:15 AM 49 2009 55 -2 56
AVERAGE 66 67 -1 69
PRECIPITATION (IN)
TODAY 0.00 0.00
MONTH TO DATE 0.00 0.00
SINCE OCT 1 17.03 16.08
SINCE JAN 1 9.60 8.10
DEGREE DAYS
HEATING
TODAY 0 0
MONTH TO DATE 0 5
SINCE JUN 1 44 107
SINCE JUL 1 23 43
COOLING
TODAY 1 4
MONTH TO DATE 21 22
SINCE JUN 1 137 42
SINCE JAN 1 154 59
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION SW (220)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 7.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 6:00 AM
LOWEST 56 2:00 PM
AVERAGE 78
......................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 93 2002
MINIMUM TEMPERATURE (F) 55 47 2003
SUNRISE AND SUNSET
AUGUST 9 2026........SUNRISE 6:19 AM PDT SUNSET 8:10 PM PDT
AUGUST 10 2026........SUNRISE 6:20 AM PDT SUNSET 8:09 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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