091  
CDUS46 KMTR 120835  
CLISFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
135 AM PDT THU OCT 12 2023  
   
...............................
 
 
   
..THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR OCTOBER 11 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 MM MM 90 1939 71 MM 61  
MINIMUM MM MM 48 1886 55 MM 53  
AVERAGE MM 63 MM 57  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.74 1972 0.02 -0.02 0.00  
MONTH TO DATE 0.00 0.17 -0.17 0.00  
SINCE OCT 1 0.00 0.17 -0.17 0.00  
SINCE JAN 1 20.91 14.76 6.15 2.89  
 
DEGREE DAYS  
HEATING  
YESTERDAY MM 4 MM 8  
MONTH TO DATE 15 38 -23 60  
SINCE SEP 1 77 135 -58 109  
SINCE JUL 1 281 405 -124 324  
 
COOLING  
YESTERDAY MM 1 MM 0  
MONTH TO DATE 8 11 -3 0  
SINCE SEP 1 10 45 -35 61  
SINCE JAN 1 49 95 -46 96    
...............................................................
 
 
THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 91 1901  
1901  
MINIMUM TEMPERATURE (F) 55 48 1890  
 
SUNRISE AND SUNSET  
OCTOBER 12 2023.......SUNRISE 7:15 AM PDT SUNSET 6:37 PM PDT  
OCTOBER 13 2023.......SUNRISE 7:16 AM PDT SUNSET 6:35 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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