811  
CDUS42 KKEY 040631  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
131 AM EST WED MAR 04 2026  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR MARCH 3 2026
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1950 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 82 128 PM 87 2023 80 2 80  
MINIMUM 73 641 AM 49 1986 68 5 66  
AVERAGE 78 74 4 73  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 0.57 1987 0.04 -0.03 0.00  
MONTH TO DATE 0.01 0.11 -0.10 0.00  
SINCE MAR 1 0.01 0.11 -0.10 0.00  
SINCE JAN 1 0.88 3.45 -2.57 2.50  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JUL 1 112 66 46 31  
 
COOLING  
YESTERDAY 13 9 4 8  
MONTH TO DATE 37 27 10 23  
SINCE MAR 1 37 27 10 23  
SINCE JAN 1 339 433 -94 445    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 14.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88  
LOWEST 67  
AVERAGE 78  
   
......................................................
 
 
THE MARATHON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 88 2008  
MINIMUM TEMPERATURE (F) 68 51 1960  
 
SUNRISE AND SUNSET  
MARCH 4 2026.........SUNRISE 644 AM EST SUNSET 628 PM EST  
MARCH 5 2026.........SUNRISE 643 AM EST SUNSET 629 PM EST  
 
- 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