627
CDUS46 KMTR 240838
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
138 AM PDT MON AUG 24 2026
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR AUGUST 23 2026
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)
YESTERDAY
MAXIMUM 84 3:53 PM 96 2010 81 3 76
MINIMUM 52 7:02 AM 45 2005 54 -2 55
AVERAGE 68 67 1 66
PRECIPITATION (IN)
YESTERDAY 0.00 0.00
MONTH TO DATE T 0.00
SINCE OCT 1 17.03 16.08
SINCE JAN 1 9.60 8.10
DEGREE DAYS
HEATING
YESTERDAY 0 0
MONTH TO DATE 6 7
SINCE JUN 1 50 109
SINCE JUL 1 29 45
COOLING
YESTERDAY 3 1
MONTH TO DATE 29 52
SINCE JUN 1 145 72
SINCE JAN 1 162 89
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION S (200)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 5.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 6:00 AM
LOWEST 44 2:00 PM
AVERAGE 71
......................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 104 2010
MINIMUM TEMPERATURE (F) 54 47 2005
SUNRISE AND SUNSET
AUGUST 24 2026........SUNRISE 6:32 AM PDT SUNSET 7:50 PM PDT
AUGUST 25 2026........SUNRISE 6:33 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.
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