520
CDUS46 KMTR 130038
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
438 PM PST MON DEC 12 2022
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR DECEMBER 12 2022
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2022
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 56 1:15 PM 64 2018 58 -2 53
MINIMUM 44 3:53 AM 26 2013 38 6 47
AVERAGE 50 48 2 50
PRECIPITATION (IN)
TODAY 0.04 0.95
MONTH TO DATE 2.87 0.97
SINCE OCT 1 3.84 8.90
SINCE JAN 1 7.30 14.24
DEGREE DAYS
HEATING
TODAY 15 15
MONTH TO DATE 206 190
SINCE DEC 1 206 190
SINCE JUL 1 806 750
COOLING
TODAY 0 0
MONTH TO DATE 0 0
SINCE DEC 1 0 0
SINCE JAN 1 487 251
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION N (340)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 9.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 83 12:00 AM
LOWEST 48 3:00 PM
AVERAGE 66
......................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 57 61 2004
2018
MINIMUM TEMPERATURE (F) 38 24 2007
2013
SUNRISE AND SUNSET
DECEMBER 12 2022......SUNRISE 7:16 AM PST SUNSET 4:49 PM PST
DECEMBER 13 2022......SUNRISE 7:17 AM PST SUNSET 4:50 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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