236  
CDUS46 KSGX 180922  
CLISAN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
222 AM PDT SUN MAY 18 2025  
   
...............................
 
 
   
..THE SAN DIEGO INTL AIRPORT CA CLIMATE SUMMARY FOR MAY 17 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1874 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 63 9:00 PM 94 1956 69 -6 67  
MINIMUM 59 7:58 PM 48 1894 60 -1 59  
AVERAGE 61 65 -4 63  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 0.29 1883 0.01 0.01 0.00  
MONTH TO DATE 0.15 0.19 -0.04 0.04  
SINCE JUL 1 4.57 9.65 -5.08 14.27  
SINCE OCT 1 4.55 9.44 -4.89 12.38  
SINCE JAN 1 4.41 6.48 -2.07 10.97  
 
DEGREE DAYS  
HEATING  
YESTERDAY 4 1 3 2  
MONTH TO DATE 20 32 -12 30  
SINCE MAR 1 296 259 37 310  
SINCE JUL 1 1063 967 96 1043  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 20 17 3 0  
SINCE MAR 1 21 50 -29 0  
SINCE JAN 1 23 58 -35 0    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION S (200)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 9.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 8:00 PM  
LOWEST 65 8:00 AM  
AVERAGE 76  
   
......................................................
 
 
THE SAN DIEGO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 87 1892  
MINIMUM TEMPERATURE (F) 60 48 1879  
1880  
 
SUNRISE AND SUNSET  
MAY 18 2025...........SUNRISE 5:48 AM PDT SUNSET 7:43 PM PDT  
MAY 19 2025...........SUNRISE 5:47 AM PDT SUNSET 7:44 PM PDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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