585  
CDUS42 KKEY 290532  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
132 AM EDT SAT JUL 29 2023  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR JULY 28 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1950 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 92 1106 AM 94 1999 91 1 92  
2005  
2017  
MINIMUM 79 337 PM 71 1954 80 -1 82  
AVERAGE 86 86 0 87  
 
PRECIPITATION (IN)  
YESTERDAY 0.71 1.94 1995 0.12 0.59 0.00  
MONTH TO DATE 3.51 3.39 0.12 2.50  
SINCE JUN 1 7.13 7.62 -0.49 11.42  
SINCE JAN 1 16.27 17.76 -1.49 18.26  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 21 20 1 22  
MONTH TO DATE 691 560 131 623  
SINCE JUN 1 1317 1142 175 1199  
SINCE JAN 1 3510 2765 745 3113    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 5.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85  
LOWEST 79  
AVERAGE 82  
   
......................................................
 
 
THE MARATHON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 91 95 2005  
2014  
2017  
MINIMUM TEMPERATURE (F) 80 68 1953  
 
SUNRISE AND SUNSET  
JULY 29 2023..........SUNRISE 651 AM EDT SUNSET 810 PM EDT  
JULY 30 2023..........SUNRISE 651 AM EDT SUNSET 810 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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