662  
CDCA42 TJSJ 220425  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1225 AM AST SUN OCT 22 2023  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR OCTOBER 21 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1898 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 89 2:57 PM 94 2016 88 1 89  
MINIMUM 80 4:22 AM 68 1959 77 3 78  
AVERAGE 85 82 3 84  
 
PRECIPITATION (IN)  
YESTERDAY T 2.08 1957 0.18 -0.18 0.02  
MONTH TO DATE 2.85 3.26 -0.41 2.24  
SINCE SEP 1 5.90 9.76 -3.86 15.85  
SINCE JAN 1 36.58 45.70 -9.12 57.24  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 20 18 2 19  
MONTH TO DATE 453 378 75 400  
SINCE SEP 1 1087 928 159 965  
SINCE JAN 1 5174 4739 435 4771    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 6.5  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91  
LOWEST 65  
AVERAGE 78  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 93 2015  
2020  
MINIMUM TEMPERATURE (F) 77 69 1959  
 
SUNRISE AND SUNSET  
OCTOBER 22 2023.......SUNRISE 6:20 AM AST SUNSET 5:57 PM AST  
OCTOBER 23 2023.......SUNRISE 6:20 AM AST SUNSET 5:56 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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