Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KMTR 080836
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
136 AM PDT SAT AUG 08 2026
...................................
...THE NAPA AIRPORT CLIMATE SUMMARY FOR AUGUST 7 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 75 3:24 PM 90 2002 79 -4 80
MINIMUM 54 1:55 AM 46 2009 55 -1 59
AVERAGE 65 67 -2 70
PRECIPITATION (IN)
YESTERDAY 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
YESTERDAY 0 0
MONTH TO DATE 0 5
SINCE JUN 1 44 107
SINCE JUL 1 23 43
COOLING
YESTERDAY 0 5
MONTH TO DATE 20 12
SINCE JUN 1 136 32
SINCE JAN 1 153 49
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION SW (220)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 9.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 1:00 AM
LOWEST 60 2:00 PM
AVERAGE 79
..........................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 97 2002
MINIMUM TEMPERATURE (F) 55 45 2002
SUNRISE AND SUNSET
AUGUST 8 2026........SUNRISE 6:18 AM PDT SUNSET 8:11 PM PDT
AUGUST 9 2026........SUNRISE 6:19 AM PDT SUNSET 8:10 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$