379  
CDCA42 TJSJ 270435  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1235 AM AST THU MAY 27 2021  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR MAY 26 2021
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1898 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 87 2:15 PM 94 2005 88 -1 92  
MINIMUM 78 4:43 AM 70 1911 76 2 79  
AVERAGE 83 82 1 86  
 
PRECIPITATION (IN)  
YESTERDAY T 2.70 1992 0.18 -0.18 0.10  
MONTH TO DATE 2.25 4.64 -2.39 1.34  
SINCE MAR 1 6.50 11.42 -4.92 10.56  
SINCE JAN 1 11.60 18.07 -6.47 27.87  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 18 17 1 21  
MONTH TO DATE 450 426 24 503  
SINCE MAR 1 1362 1299 63 1404  
SINCE JAN 1 2163 2046 117 2293    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 12.4  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85  
LOWEST 65  
AVERAGE 75  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 95 1983  
MINIMUM TEMPERATURE (F) 76 69 1957  
 
SUNRISE AND SUNSET  
MAY 27 2021...........SUNRISE 5:47 AM AST SUNSET 6:55 PM AST  
MAY 28 2021...........SUNRISE 5:47 AM AST SUNSET 6:56 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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