062  
CDUS46 KMTR 180032  
CLISFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
532 PM PDT SUN SEP 17 2023  
   
...............................
 
 
   
..THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR SEPTEMBER 17 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 69 3:43 PM 93 1984 70 -1 65  
MINIMUM 59 5:43 AM 50 1898 56 3 55  
AVERAGE 64 63 1 60  
 
PRECIPITATION (IN)  
TODAY 0.00 0.20 1921 0.00 0.00 0.00  
MONTH TO DATE 0.02 0.03 -0.01 0.00  
SINCE OCT 1 33.78 22.82 10.96 18.78  
SINCE JAN 1 20.82 14.52 6.30 2.55  
 
DEGREE DAYS  
HEATING  
TODAY 1 3 -2 5  
MONTH TO DATE 36 53 -17 27  
SINCE SEP 1 36 53 -17 27  
SINCE JUL 1 240 323 -83 242  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 1 17 -16 50  
SINCE SEP 1 1 17 -16 50  
SINCE JAN 1 40 67 -27 85    
...............................................................
 
 
THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 94 1912  
MINIMUM TEMPERATURE (F) 56 49 1899  
 
SUNRISE AND SUNSET  
SEPTEMBER 17 2023.....SUNRISE 6:53 AM PDT SUNSET 7:15 PM PDT  
SEPTEMBER 18 2023.....SUNRISE 6:54 AM PDT SUNSET 7:13 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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