337
CDUS46 KMTR 010030
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
430 PM PST SUN DEC 31 2023
...............................
..THE NAPA AIRPORT CLIMATE SUMMARY FOR DECEMBER 31 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 59 2:24 PM 64 2020 56 3 58
MINIMUM 47 8:17 AM 24 2015 38 9 45
AVERAGE 53 47 6 52
PRECIPITATION (IN)
TODAY 0.00 1.62
MONTH TO DATE 4.33 7.45
SINCE OCT 1 6.04 8.42
SINCE JAN 1 27.25 11.88
DEGREE DAYS
HEATING
TODAY 12 13
MONTH TO DATE 411 550
SINCE DEC 1 411 550
SINCE JUL 1 817 1150
COOLING
TODAY 0 0
MONTH TO DATE 0 0
SINCE DEC 1 0 0
SINCE JAN 1 389 487
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION E (90)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 3.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 1:00 AM
LOWEST 74 12:00 PM
AVERAGE 85
......................................................
THE NAPA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 56 65 2023
MINIMUM TEMPERATURE (F) 38 25 2014
2016
SUNRISE AND SUNSET
DECEMBER 31 2023......SUNRISE 7:26 AM PST SUNSET 4:59 PM PST
JANUARY 1 2024.......SUNRISE 7:26 AM PST SUNSET 5:00 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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