643 
CDUS42 KKEY 302118
CLIMTH

CLIMATE REPORT 
NATIONAL WEATHER SERVICE KEY WEST FL
418 PM EST TUE JAN 30 2024

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

...THE MARATHON CLIMATE SUMMARY FOR JANUARY 30 2024...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1950 TO 2024


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 TODAY                                                               
  MAXIMUM         MM        MM  85    1991  77     MM       84        
  MINIMUM         MM        MM  46    2022  65     MM       73        
  AVERAGE         MM                        71     MM       79       

PRECIPITATION (IN)                                                    
  TODAY            0.00          0.99 1951   0.07  -0.07     0.08     
  MONTH TO DATE    1.05                      1.57  -0.52     0.53     
  SINCE DEC 1      9.63                      3.77   5.86     3.77     
  SINCE JAN 1      1.05                      1.57  -0.52     0.53     

DEGREE DAYS                                                           
 HEATING                                                              
  TODAY           MM                         1     MM        0        
  MONTH TO DATE    0                        30    -30       16        
  SINCE DEC 1      3                        47    -44       44        
  SINCE JUL 1      3                        48    -45       44        

 COOLING                                                              
  TODAY           MM                         6     MM       14        
  MONTH TO DATE  145                       183    -38      285        
  SINCE DEC 1    359                       439    -80      601        
  SINCE JAN 1    145                       183    -38      285        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     N (20)        
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION    NE (40)        
  AVERAGE WIND SPEED     7.9                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.1                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED TODAY.                             
  NO SIGNIFICANT WEATHER WAS OBSERVED.                                  


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    MM                                                        
 LOWEST     MM                                                        
 AVERAGE    MM                                                        

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


THE MARATHON CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   77        85      1994
                                             2023
 MINIMUM TEMPERATURE (F)   65        43      1966                      


SUNRISE AND SUNSET                                                    
JANUARY 30 2024.......SUNRISE   707 AM EST   SUNSET   608 PM EST     
JANUARY 31 2024.......SUNRISE   707 AM EST   SUNSET   609 PM EST     


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


$$


TEMPERATURE DATA AT THE FLORIDA KEYS MARATHON INTERNATIONAL AIRPORT
REMAINS UNAVAILABLE DUE TO A SENSOR FAILURE. DATA WILL BE BACKFILLED
FROM THE OFFICIAL BACKUP SOURCE AT THE NWS COOP SITE LOCATED AT 
CURRY HAMMOCK STATE PARK, FOLLOWING A FUTURE SITE VISIT.

ROSS