CDUS46 KMTR 040038

CLIAPC



CLIMATE REPORT 

NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA

538 PM PDT SUN MAY 03 2026



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



...THE NAPA AIRPORT  CLIMATE SUMMARY FOR MAY 3 2026...

VALID TODAY AS OF 0500 PM LOCAL TIME.



CLIMATE NORMAL PERIOD: 1991 TO 2020

CLIMATE RECORD PERIOD: 1998 TO 2026





WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      

                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     

                                                  NORMAL           

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

TEMPERATURE (F)                                                          

 TODAY                                                               

  MAXIMUM         66        MM  93    2021  71     -5       70        

  MINIMUM         53  12:00 AM  36    2008  46      7       46        

  AVERAGE         60                        58      2       58     



PRECIPITATION (IN)                                                    

  TODAY            0.00                                       T       

  MONTH TO DATE    0.00                                       T       

  SINCE OCT 1     16.39                                     15.88     

  SINCE JAN 1      8.96                                      7.90     



DEGREE DAYS                                                           

 HEATING                                                              

  TODAY            5                                         7        

  MONTH TO DATE   19                                        20        

  SINCE MAR 1    426                                       686        

  SINCE JUL 1   2224                                      2541        



 COOLING                                                              

  TODAY            0                                         0        

  MONTH TO DATE    0                                         0        

  SINCE MAR 1      8                                         2        

  SINCE JAN 1      8                                         2        

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





WIND (MPH)                                                            

  RESULTANT WIND SPEED   9   RESULTANT WIND DIRECTION  SW (240)       

  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION    SW (210)       

  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION    SW (210)       

  AVERAGE WIND SPEED     9.7                                        





SKY COVER                                                             

  POSSIBLE SUNSHINE  MM                                                 

  AVERAGE SKY COVER 0.9                                                 





WEATHER CONDITIONS                                                    

THE FOLLOWING WEATHER WAS RECORDED TODAY.                             

  LIGHT RAIN                                                          





RELATIVE HUMIDITY (PERCENT)

 HIGHEST    86          12:00 AM                                      

 LOWEST     59           3:00 PM                                      

 AVERAGE    73                                                        



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





THE NAPA AIRPORT  CLIMATE NORMALS FOR TOMORROW

                         NORMAL    RECORD    YEAR                     

 MAXIMUM TEMPERATURE (F)   71        85      2021                      

 MINIMUM TEMPERATURE (F)   46        36      1999                      

                                             2020                     





SUNRISE AND SUNSET                                                    

MAY  3 2026...........SUNRISE   6:10 AM PDT   SUNSET   8:02 PM PDT     

MAY  4 2026...........SUNRISE   6:09 AM PDT   SUNSET   8:03 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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