381  
CXUS52 KKEY 031404  
CLMMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
1004 AM EDT TUE SEP 3 2024  
   
...............................  
 
   
..THE MARATHON CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2024  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1950 TO 2024  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE DATE(S)  
NORMAL    
............................................................  
 
TEMPERATURE (F)  
RECORD  
HIGH 98 08/10/1987  
08/15/1964  
08/22/1952  
LOW 67 08/27/1957  
HIGHEST 94 08/15 97 08/09  
08/10  
LOWEST 76 08/28 74 08/20  
AVG. MAXIMUM 90.5 91.6 -1.1 93.7  
AVG. MINIMUM 80.8 79.7 1.1 82.6  
MEAN 85.6 85.6 0.0 88.1  
DAYS MAX >= 90 23 27.4 -4.4 30  
DAYS MAX <= 32 0 0.0 0.0 0  
DAYS MIN <= 32 0 0.0 0.0 0  
DAYS MIN <= 0 0 0.0 0.0 0  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM 13.12 2008  
MINIMUM 1.40 1990  
TOTALS 8.81 5.32 3.49 7.29  
DAILY AVG. 0.28 0.17 0.11 0.24  
DAYS >= .01 21 14.3 6.7 13  
DAYS >= .10 13 8.1 4.9 10  
DAYS >= .50 7 3.2 3.8 4  
DAYS >= 1.00 3 1.4 1.6 3  
GREATEST  
24 HR. TOTAL 1.85 08/15 TO 08/16  
 
DEGREE DAYS  
HEATING TOTAL 0 0 0 0  
SINCE 7/1 0 0 0 0  
COOLING TOTAL 647 640 7 725  
SINCE 1/1 3668 3470 198 4309    
............................................................  
 
WIND (MPH)  
AVERAGE WIND SPEED 7.6  
HIGHEST WIND SPEED/DIRECTION 29/150 DATE 08/03  
HIGHEST GUST SPEED/DIRECTION 48/190 DATE 08/04  
 
SKY COVER  
POSSIBLE SUNSHINE (PERCENT) MM  
AVERAGE SKY COVER 0.23  
NUMBER OF DAYS FAIR 25  
NUMBER OF DAYS PC 6  
NUMBER OF DAYS CLOUDY 0  
 
AVERAGE RH (PERCENT) 77  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 22 MIXED PRECIP 0  
HEAVY RAIN 13 RAIN 10  
LIGHT RAIN 24 FREEZING RAIN 0  
LT FREEZING RAIN 0 HAIL 0  
HEAVY SNOW 0 SNOW 0  
LIGHT SNOW 0 SLEET 0  
FOG 18 FOG W/VIS <= 1/4 MILE 1  
HAZE 4  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
 
MARATHON DAILY RECORDS, AUGUST 2024 AND 2024-TO-DATE  
 
RECORD AUG 2024 2024  
====== ======== ========  
MAXIMUM TEMPERATURE 0 3  
COOL MAXIMUM TEMPERATURE 0 0  
WARM MINIMUM TEMPERATURE 3 34  
MINIMUM TEMPERATURE 0 0  
RAINFALL 0 4  
 
TOP 10 WETTEST AUGUSTS ON RECORD FOR MARATHON  
 
RANKING YEAR TOTAL (IN.)  
======= ==== ===========  
1 2008 13.12  
2 2005 12.17  
3 1962 11.62  
4 1995 10.58  
5 1960 9.75  
6 2003 9.51  
7 2024 8.81 <---  
8 1988 8.59  
9 2010 8.56  
10 2016 8.53  
 
ROSS  
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