675
CDUS46 KMTR 210042
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
442 PM PST TUE DEC 20 2022
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR DECEMBER 20 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 55 2:29 PM 67 1999 57 -2 48
MINIMUM 40 7:29 AM 25 2008 37 3 42
AVERAGE 48 47 1 45
PRECIPITATION (IN)
TODAY 0.00 0.00
MONTH TO DATE 2.87 4.31
SINCE OCT 1 3.84 12.24
SINCE JAN 1 7.30 17.58
DEGREE DAYS
HEATING
TODAY 17 20
MONTH TO DATE 379 352
SINCE DEC 1 379 352
SINCE JUL 1 979 912
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 E (100)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NE (60)
AVERAGE WIND SPEED 6.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 82 1:00 AM
LOWEST 54 2:00 PM
AVERAGE 68
......................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 57 71 1999
MINIMUM TEMPERATURE (F) 37 21 1998
SUNRISE AND SUNSET
DECEMBER 20 2022......SUNRISE 7:22 AM PST SUNSET 4:52 PM PST
DECEMBER 21 2022......SUNRISE 7:22 AM PST SUNSET 4:53 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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