CDUS46 KMTR 100049

CLIAPC



CLIMATE REPORT 

NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA

549 PM PDT FRI MAY 09 2025



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



...THE NAPA AIRPORT  CLIMATE SUMMARY FOR MAY 9 2025...

VALID TODAY AS OF 0500 PM LOCAL TIME.



CLIMATE NORMAL PERIOD: 1991 TO 2020

CLIMATE RECORD PERIOD: 1998 TO 2025





WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      

                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     

                                                  NORMAL           

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

TEMPERATURE (F)                                                          

 TODAY                                                               

  MAXIMUM         87R  3:30 PM  86    2021  72     15       85        

  MINIMUM         44   5:25 AM  33    2003  47     -3       53        

  AVERAGE         66                        59      7       69     



PRECIPITATION (IN)                                                    

  TODAY            0.00                                      0.00     

  MONTH TO DATE    T                                         0.69     

  SINCE OCT 1     15.88                                     19.88     

  SINCE JAN 1      7.90                                     13.84     



DEGREE DAYS                                                           

 HEATING                                                              

  TODAY            0                                         0        

  MONTH TO DATE   45                                        65        

  SINCE MAR 1    711                                       696        

  SINCE JUL 1   2566                                      2344        



 COOLING                                                              

  TODAY            1                                         4        

  MONTH TO DATE    6                                         4        

  SINCE MAR 1      8                                         4        

  SINCE JAN 1      8                                         4        

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





WIND (MPH)                                                            

  RESULTANT WIND SPEED   1   RESULTANT WIND DIRECTION   S (180)       

  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION    SW (220)       

  HIGHEST GUST SPEED    13   HIGHEST GUST DIRECTION    SW (220)       

  AVERAGE WIND SPEED     3.5                                        





SKY COVER                                                             

  POSSIBLE SUNSHINE  MM                                                 

  AVERAGE SKY COVER 0.0                                                 





WEATHER CONDITIONS                                                    

THE FOLLOWING WEATHER WAS RECORDED TODAY.                             

  FOG                                                                 





RELATIVE HUMIDITY (PERCENT)

 HIGHEST    93           6:00 AM                                      

 LOWEST     30           3:00 PM                                      

 AVERAGE    62                                                        



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





THE NAPA AIRPORT  CLIMATE NORMALS FOR TOMORROW

                         NORMAL    RECORD    YEAR                     

 MAXIMUM TEMPERATURE (F)   72        94      2021                      

 MINIMUM TEMPERATURE (F)   47        32      2022                      





SUNRISE AND SUNSET                                                    

MAY  9 2025...........SUNRISE   6:03 AM PDT   SUNSET   8:08 PM PDT     

MAY 10 2025...........SUNRISE   6:02 AM PDT   SUNSET   8:09 PM PDT     





-  INDICATES NEGATIVE NUMBERS.

R  INDICATES RECORD WAS SET OR TIED.

MM INDICATES DATA IS MISSING.

T  INDICATES TRACE AMOUNT.









$$