216  
CDUS46 KSGX 172328  
CLISDM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
428 PM PDT SUN SEP 17 2023  
   
...............................
 
 
   
..THE SAN DIEGO/BROWN CLIMATE SUMMARY FOR SEPTEMBER 17 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1997 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 70 2:59 PM 97 2020 80 -10 77  
MINIMUM 64 5:19 AM 51 2010 61 3 59  
AVERAGE 67 70 -3 68  
 
PRECIPITATION (IN)  
TODAY T 0.01 2000 0.01 -0.01 0.00  
MONTH TO DATE T 0.09 -0.09 0.28  
SINCE JUL 1 1.43 0.14 1.29 0.28  
SINCE OCT 1 17.74 10.14 7.60 9.89  
SINCE JAN 1 13.88 7.05 6.83 5.49  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 2 -2 0  
 
COOLING  
TODAY 2 5 -3 3  
MONTH TO DATE 120 108 12 222  
SINCE SEP 1 120 108 12 222  
SINCE JAN 1 586 575 11 944    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION NW (320)  
HIGHEST WIND SPEED 33 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 4.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 12:00 AM  
LOWEST 66 3:00 PM  
AVERAGE 80  
   
......................................................
 
 
THE SAN DIEGO/BROWN CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 97 2020  
MINIMUM TEMPERATURE (F) 61 54 1958  
2010  
2011  
 
SUNRISE AND SUNSET  
SEPTEMBER 17 2023.....SUNRISE 6:33 AM PDT SUNSET 6:51 PM PDT  
SEPTEMBER 18 2023.....SUNRISE 6:33 AM PDT SUNSET 6:50 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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