596  
CDUS46 KSGX 170924  
CLIMYF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
224 AM PDT SAT MAY 17 2025  
   
...............................
 
 
   
..THE SAN DIEGO/MONTGOMERY FLD CA CLIMATE SUMMARY FOR MAY 16 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 69 1:01 PM 95 2014 72 -3 70  
MINIMUM 57 7:09 AM 50 1999 57 0 58  
AVERAGE 63 64 -1 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T 2005 0.01 -0.01 0.00  
2005  
2017  
MONTH TO DATE 0.11 0.18 -0.07 0.11  
SINCE JUL 1 5.23 10.86 -5.63 14.80  
SINCE OCT 1 5.20 10.61 -5.41 12.60  
SINCE JAN 1 5.08 7.55 -2.47 11.45  
 
DEGREE DAYS  
HEATING  
YESTERDAY 2 2 0 1  
MONTH TO DATE 40 37 3 43  
SINCE MAR 1 393 357 36 402  
SINCE JUL 1 1277 1285 -8 982  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 28 16 12 0  
SINCE MAR 1 30 48 -18 0  
SINCE JAN 1 33 57 -24 1    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SW (230)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 6.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 5:00 AM  
LOWEST 59 11:00 AM  
AVERAGE 71  
   
......................................................
 
 
THE SAN DIEGO/MONTGOMERY FLD CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 90 2008  
MINIMUM TEMPERATURE (F) 57 50 1999  
 
SUNRISE AND SUNSET  
MAY 17 2025...........SUNRISE 5:48 AM PDT SUNSET 7:42 PM PDT  
MAY 18 2025...........SUNRISE 5:47 AM PDT SUNSET 7:43 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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