977  
CDUS42 KKEY 260530  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
130 AM EDT MON MAY 26 2025  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR MAY 25 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1950 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 88 439 PM 92 2003 89 -1 90  
MINIMUM 83 557 AM 70 1992 77 6 82  
AVERAGE 86 83 3 86  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.54 1970 0.13 -0.13 0.00  
MONTH TO DATE 2.33 2.58 -0.25 7.11  
SINCE MAR 1 2.94 6.02 -3.08 11.64  
SINCE JAN 1 5.44 9.36 -3.92 15.61  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 5 -5 0  
SINCE JUL 1 31 71 -40 8  
 
COOLING  
YESTERDAY 21 18 3 21  
MONTH TO DATE 437 408 29 472  
SINCE MAR 1 1137 1109 28 1237  
SINCE JAN 1 1559 1515 44 1642    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 8.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82  
LOWEST 66  
AVERAGE 74  
   
......................................................
 
 
THE MARATHON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 93 2017  
MINIMUM TEMPERATURE (F) 77 70 1966  
1970  
1992  
 
SUNRISE AND SUNSET  
MAY 26 2025...........SUNRISE 636 AM EDT SUNSET 807 PM EDT  
MAY 27 2025...........SUNRISE 636 AM EDT SUNSET 807 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab FL Page Main Text Page