640  
CDUS46 KSGX 310924  
CLISDM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
224 AM PDT SUN MAY 31 2026  
   
...............................  
 
   
..THE SAN DIEGO/BROWN CLIMATE SUMMARY FOR MAY 30 2026  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1997 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 73 12:53 PM 79 2006 72 1 79  
2013  
2025  
MINIMUM 54 4:21 AM 43 2011 56 -2 57  
AVERAGE 64 64 0 68  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.03 2016 0.01 -0.01 0.00  
MONTH TO DATE 0.18 0.27 -0.09 0.24  
SINCE JUL 1 8.67 10.13 -1.46 4.16  
SINCE OCT 1 8.15 9.90 -1.75 4.06  
SINCE JAN 1 4.49 6.81 -2.32 3.96  
 
DEGREE DAYS  
HEATING  
YESTERDAY 1 2 -1 0  
MONTH TO DATE 40 89 -49 55  
SINCE MAR 1 187 496 -309 109  
SINCE JUL 1 795 1575 -780 866  
 
COOLING  
YESTERDAY 0 1 -1 3  
MONTH TO DATE 8 30 -22 45  
SINCE MAR 1 99 48 51 45  
SINCE JAN 1 126 56 70 45    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (290)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 5.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 11:00 PM  
LOWEST 53 12:00 PM  
AVERAGE 75  
   
......................................................  
 
THE SAN DIEGO/BROWN CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 82 2004  
MINIMUM TEMPERATURE (F) 56 48 2011  
 
SUNRISE AND SUNSET  
MAY 31 2026...........SUNRISE 5:42 AM PDT SUNSET 7:50 PM PDT  
JUNE 1 2026..........SUNRISE 5:41 AM PDT SUNSET 7:51 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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