231  
CDUS46 KMTR 010029  
CLISFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
529 PM PDT SAT SEP 30 2023  
   
...............................
 
 
   
..THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR SEPTEMBER 30 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1850 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 65 3:43 PM 96 2001 71 -6 74  
MINIMUM 55 7:43 AM 47 1900 55 0 56  
AVERAGE 60 63 -3 65  
 
PRECIPITATION (IN)  
TODAY 0.02 0.72 1916 0.01 0.01 0.00  
MONTH TO DATE 0.11 0.10 0.01 0.34  
SINCE OCT 1 33.87 22.89 10.98 19.12  
SINCE JAN 1 20.91 14.59 6.32 2.89  
 
DEGREE DAYS  
HEATING  
TODAY 5 3 2 0  
MONTH TO DATE 63 92 -29 49  
SINCE SEP 1 63 92 -29 49  
SINCE JUL 1 267 362 -95 264  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 2 34 -32 61  
SINCE SEP 1 2 34 -32 61  
SINCE JAN 1 41 84 -43 96    
...............................................................
 
 
THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 97 1980  
MINIMUM TEMPERATURE (F) 55 49 1950  
 
SUNRISE AND SUNSET  
SEPTEMBER 30 2023.....SUNRISE 7:04 AM PDT SUNSET 6:54 PM PDT  
OCTOBER 1 2023.......SUNRISE 7:05 AM PDT SUNSET 6:53 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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