379  
CDCA42 TJSJ 230429  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN, PR  
1229 AM AST SUN JUL 23 2017  
 
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR JULY 22 2017
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1898 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 89 207 PM 93 2015 89 0 88  
MINIMUM 80 504 AM 70 1936 78 2 79  
AVERAGE 85 83 2 84  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 2.23 2007 0.16 -0.15 0.00  
MONTH TO DATE 3.36 3.64 -0.28 2.81  
SINCE JUN 1 7.29 8.05 -0.76 5.55  
SINCE JAN 1 27.70 26.73 0.97 30.43  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
 
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 20 18 2 19  
MONTH TO DATE 424 396 28 403  
SINCE JUN 1 979 945 34 975  
SINCE JAN 1 3242 3110 132 3251    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 8.5  
 
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91  
LOWEST 74  
AVERAGE 83  
   
......................................................
 
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 92 1980  
MINIMUM TEMPERATURE (F) 78 71 1959  
 
 
SUNRISE AND SUNSET  
JULY 23 2017..........SUNRISE 559 AM AST SUNSET 702 PM AST  
JULY 24 2017..........SUNRISE 559 AM AST SUNSET 702 PM AST  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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