Climatological Report (Daily)
Issued by NWS

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000
CDUS46 KMTR 160833
CLIAPC

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
133 AM PDT TUE APR 16 2024

...................................

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR APRIL 15 2024...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2024


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         65   3:41 PM  82    1999  68     -3       66
  MINIMUM         41   2:55 AM  30    2009  43     -2       43
  AVERAGE         53                        56     -3       55

PRECIPITATION (IN)
  YESTERDAY        0.00                                      0.00
  MONTH TO DATE    0.96                                      0.05
  SINCE OCT 1     19.19                                     28.70
  SINCE JAN 1     13.15                                     20.28

DEGREE DAYS
 HEATING
  YESTERDAY       12                                        10
  MONTH TO DATE  168                                       164
  SINCE MAR 1    539                                       592
  SINCE JUL 1   2187                                      2622

 COOLING
  YESTERDAY        0                                         0
  MONTH TO DATE    0                                         0
  SINCE MAR 1      0                                         0
  SINCE JAN 1      0                                         0
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION  SW (240)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     W (270)
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED     4.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG
  FOG W/VISIBILITY <= 1/4 MILE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           3:00 AM
 LOWEST     58           3:00 PM
 AVERAGE    79

..........................................................


THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   68        83      1999
 MINIMUM TEMPERATURE (F)   43        29      2008


SUNRISE AND SUNSET
APRIL 16 2024.........SUNRISE   6:31 AM PDT   SUNSET   7:47 PM PDT
APRIL 17 2024.........SUNRISE   6:30 AM PDT   SUNSET   7:48 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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