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Climatological Report (Daily)
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CDUS46 KMTR 170825
CLIAPC

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
125 AM PDT WED APR 17 2024

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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR APRIL 16 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         73   3:25 PM  83    1999  68      5       65
  MINIMUM         41   5:29 AM  29    2008  43     -2       43
  AVERAGE         57                        56      1       54

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        8                                        11
  MONTH TO DATE  176                                       175
  SINCE MAR 1    547                                       603
  SINCE JUL 1   2195                                      2633

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


WIND (MPH)
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION   S (200)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     S (200)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED     4.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.1


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96           7:00 AM
 LOWEST     57           3:00 PM
 AVERAGE    77

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


THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   68        82      2021
 MINIMUM TEMPERATURE (F)   44        32      2004
                                             2022


SUNRISE AND SUNSET
APRIL 17 2024.........SUNRISE   6:30 AM PDT   SUNSET   7:48 PM PDT
APRIL 18 2024.........SUNRISE   6:28 AM PDT   SUNSET   7:49 PM PDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




$$
National Weather Service National Headquarters
