381  
CDUS46 KMTR 040843  
CLISFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
143 AM PDT MON SEP 04 2023  
   
...............................
 
 
   
..THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR SEPTEMBER 3 2023
 
 
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)  
YESTERDAY  
MAXIMUM 68 5:43 PM 92 1961 70 -2 75  
MINIMUM 58 8:43 AM 50 1909 56 2 57  
AVERAGE 63 63 0 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.42 1940 0.00 0.00 0.00  
MONTH TO DATE 0.02 0.00 0.02 0.00  
SINCE OCT 1 33.78 22.79 10.99 18.78  
SINCE JAN 1 20.82 14.49 6.33 2.55  
 
DEGREE DAYS  
HEATING  
YESTERDAY 2 3 -1 0  
MONTH TO DATE 6 11 -5 9  
SINCE SEP 1 6 11 -5 9  
SINCE JUL 1 210 281 -71 224  
 
COOLING  
YESTERDAY 0 1 -1 1  
MONTH TO DATE 1 3 -2 1  
SINCE SEP 1 1 3 -2 1  
SINCE JAN 1 40 53 -13 36    
...............................................................
 
 
THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 93 2008  
MINIMUM TEMPERATURE (F) 56 50 1904  
 
SUNRISE AND SUNSET  
SEPTEMBER 4 2023.....SUNRISE 6:42 AM PDT SUNSET 7:35 PM PDT  
SEPTEMBER 5 2023.....SUNRISE 6:43 AM PDT SUNSET 7:33 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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