122
CDUS46 KMTR 290831
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
131 AM PDT SAT AUG 29 2026
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR AUGUST 28 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 70 6:30 PM 100 2008 81 -11 80
MINIMUM 59 11:59 PM 45 2005 53 6 49
AVERAGE 65 67 -2 65
PRECIPITATION (IN)
YESTERDAY T 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 0 0
MONTH TO DATE 41 56
SINCE JUN 1 157 76
SINCE JAN 1 174 93
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION SW (210)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 7.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 11:00 PM
LOWEST 63 1:00 PM
AVERAGE 75
......................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 99 2009
MINIMUM TEMPERATURE (F) 53 46 2005
SUNRISE AND SUNSET
AUGUST 29 2026........SUNRISE 6:36 AM PDT SUNSET 7:43 PM PDT
AUGUST 30 2026........SUNRISE 6:37 AM PDT SUNSET 7:41 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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