541
CDUS46 KMTR 220837
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
137 AM PDT TUE AUG 22 2023
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR AUGUST 21 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 77 3:35 PM 93 2020 81 -4 77
MINIMUM 64 11:57 PM 47 2001 54 10 56
AVERAGE 71 67 4 67
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 6 2
MONTH TO DATE 111 106
SINCE JUN 1 213 244
SINCE JAN 1 222 277
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 13 RESULTANT WIND DIRECTION SW (220)
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 13.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 11:00 PM
LOWEST 57 12:00 AM
AVERAGE 72
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THE NAPA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 97 1999
MINIMUM TEMPERATURE (F) 54 45 2006
SUNRISE AND SUNSET
AUGUST 22 2023........SUNRISE 6:30 AM PDT SUNSET 7:53 PM PDT
AUGUST 23 2023........SUNRISE 6:31 AM PDT SUNSET 7:52 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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