659  
CDUS42 KKEY 140531  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
131 AM EDT THU MAY 14 2026  
   
...............................  
 
   
..THE MARATHON CLIMATE SUMMARY FOR MAY 13 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 87 1150 AM 95 2019 87 0 87  
MINIMUM 74 112 PM 67 1954 76 -2 76  
AVERAGE 81 81 0 82  
 
PRECIPITATION (IN)  
YESTERDAY 0.73R 0.59 2018 0.11 0.62 0.24  
MONTH TO DATE 3.59 1.21 2.38 1.71  
SINCE MAR 1 8.68 4.65 4.03 2.32  
SINCE JAN 1 9.55 7.99 1.56 4.82  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 5 -5 0  
SINCE JUL 1 112 71 41 31  
 
COOLING  
YESTERDAY 16 16 0 17  
MONTH TO DATE 213 204 9 216  
SINCE MAR 1 950 905 45 916  
SINCE JAN 1 1252 1311 -59 1338    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 5.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88  
LOWEST 70  
AVERAGE 79  
   
......................................................  
 
THE MARATHON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 96 2019  
MINIMUM TEMPERATURE (F) 76 65 1960  
 
SUNRISE AND SUNSET  
MAY 14 2026...........SUNRISE 641 AM EDT SUNSET 801 PM EDT  
MAY 15 2026...........SUNRISE 640 AM EDT SUNSET 801 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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