184
CDUS46 KMTR 200045
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
445 PM PST TUE DEC 19 2023
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR DECEMBER 19 2023
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 62 2:15 PM 78 1999 57 5 44
MINIMUM 57 8:05 AM 21 2006 37 20 35
AVERAGE 60 47 13 40
PRECIPITATION (IN)
TODAY 0.37 0.00
MONTH TO DATE 2.49 2.87
SINCE OCT 1 4.20 3.84
SINCE JAN 1 25.41 7.30
DEGREE DAYS
HEATING
TODAY 5 25
MONTH TO DATE 261 362
SINCE DEC 1 261 362
SINCE JUL 1 667 962
COOLING
TODAY 0 0
MONTH TO DATE 0 0
SINCE DEC 1 0 0
SINCE JAN 1 389 487
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION S (190)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 9.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 3:00 AM
LOWEST 83 3:00 PM
AVERAGE 90
......................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 57 67 1999
MINIMUM TEMPERATURE (F) 37 25 2008
SUNRISE AND SUNSET
DECEMBER 19 2023......SUNRISE 7:21 AM PST SUNSET 4:51 PM PST
DECEMBER 20 2023......SUNRISE 7:21 AM PST SUNSET 4:52 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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