696  
CXUS52 KKEY 011442  
CLMMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
1042 AM EDT TUE APR 1 2025  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR THE MONTH OF MARCH 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1950 TO 2025  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE DATE(S)  
NORMAL    
............................................................
 
 
TEMPERATURE (F)  
RECORD  
HIGH 90 03/30/2023  
03/16/2019  
LOW 48 03/15/1993  
03/02/1986  
HIGHEST 84 03/31 86 03/05  
03/07  
LOWEST 59 03/07 68 03/29  
AVG. MAXIMUM 79.2 80.7 -1.5 81.8  
AVG. MINIMUM 69.3 68.5 0.8 73.0  
MEAN 74.2 74.6 -0.4 77.4  
DAYS MAX >= 90 0 0.0 0.0 0  
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 7.03 1983  
MINIMUM T 1995  
TOTALS 0.13 1.33 -1.20 4.18  
DAILY AVG. 0.00 0.04 -0.04 0.13  
DAYS >= .01 1 5.8 -4.8 6  
DAYS >= .10 1 2.4 -1.4 4  
DAYS >= .50 0 0.8 -0.8 2  
DAYS >= 1.00 0 0.1 -0.1 1  
GREATEST  
24 HR. TOTAL 0.13 03/29 TO 03/29  
 
DEGREE DAYS  
HEATING TOTAL 0 5 -5 0  
SINCE 7/1 31 66 -40 8  
COOLING TOTAL 293 302 -9 389  
SINCE 1/1 715 708 7 794    
............................................................
 
 
WIND (MPH)  
AVERAGE WIND SPEED 9.0  
HIGHEST WIND SPEED/DIRECTION 28/070 DATE 03/28  
HIGHEST GUST SPEED/DIRECTION 42/340 DATE 03/17  
 
SKY COVER  
POSSIBLE SUNSHINE (PERCENT) MM  
AVERAGE SKY COVER 0.14  
NUMBER OF DAYS FAIR 28  
NUMBER OF DAYS PC 3  
NUMBER OF DAYS CLOUDY 0  
 
AVERAGE RH (PERCENT) 72  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 1 MIXED PRECIP 0  
HEAVY RAIN 0 RAIN 1  
LIGHT RAIN 2 FREEZING RAIN 0  
LT FREEZING RAIN 0 HAIL 0  
HEAVY SNOW 0 SNOW 0  
LIGHT SNOW 0 SLEET 0  
FOG 1 FOG W/VIS <= 1/4 MILE 0  
HAZE 1  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
MARATHON DAILY RECORDS, MARCH 2025 AND 2025-TO-DATE  
 
RECORD MAR 2025 2025  
====== ======== ========  
MAXIMUM TEMPERATURE 0 0  
COOL MAXIMUM TEMPERATURE 0 0  
WARM MINIMUM TEMPERATURE 0 2  
MINIMUM TEMPERATURE 0 0  
RAINFALL 0 1  
 
TOP 10 DRIEST MARCHES ON RECORD FOR MARATHON  
 
RANKING YEAR TOTAL (IN.)  
======= ==== ===========  
1 1995 TRACE  
2 1971 0.01  
3 2022 0.06  
2020 0.06  
5 2025 0.13 <---  
6 1953 0.15  
7 1956 0.22  
8 1972 0.31  
9 2017 0.38  
10 2021 0.39  
 
ROSS  
 
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