194
CDUS46 KMTR 120835
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
135 AM PDT SAT AUG 12 2023
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR AUGUST 11 2023
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 74 3:16 PM 92 1998 80 -6 86
MINIMUM 59 11:59 PM 45 2005 55 4 53
AVERAGE 67 67 0 70
PRECIPITATION (IN)
YESTERDAY 0.00 0.00
MONTH TO DATE 0.00 0.01
SINCE OCT 1 29.51 17.99
SINCE JAN 1 21.09 2.85
DEGREE DAYS
HEATING
YESTERDAY 0 0
MONTH TO DATE 1 0
SINCE JUN 1 58 33
SINCE JUL 1 8 15
COOLING
YESTERDAY 2 5
MONTH TO DATE 39 53
SINCE JUN 1 141 191
SINCE JAN 1 150 224
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION SW (210)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 9.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 11:00 PM
LOWEST 57 3:00 PM
AVERAGE 72
......................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 91 1998
MINIMUM TEMPERATURE (F) 55 47 2003
2015
SUNRISE AND SUNSET
AUGUST 12 2023........SUNRISE 6:21 AM PDT SUNSET 8:07 PM PDT
AUGUST 13 2023........SUNRISE 6:22 AM PDT SUNSET 8:05 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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