950  
CDUS46 KMTR 130830  
CLISFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1230 AM PST FRI DEC 13 2024  
   
...............................
 
 
   
..THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR DECEMBER 12 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1850 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 57 12:43 PM 76 1958 58 -1 62  
MINIMUM 50 1:43 AM 31 1932 47 3 49  
AVERAGE 54 53 1 56  
 
PRECIPITATION (IN)  
YESTERDAY 0.91 2.56 1864 0.15 0.76 0.00  
MONTH TO DATE 0.96 1.76 -0.80 0.39  
SINCE OCT 1 5.63 5.30 0.33 2.42  
SINCE JAN 1 24.71 19.89 4.82 23.33  
 
DEGREE DAYS  
HEATING  
YESTERDAY 11 12 -1 9  
MONTH TO DATE 99 140 -41 116  
SINCE DEC 1 99 140 -41 116  
SINCE JUL 1 733 868 -135 625  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 144 121 23 103    
...............................................................
 
 
THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 58 71 1911  
MINIMUM TEMPERATURE (F) 47 35 1972  
 
SUNRISE AND SUNSET  
DECEMBER 13 2024......SUNRISE 7:17 AM PST SUNSET 4:52 PM PST  
DECEMBER 14 2024......SUNRISE 7:18 AM PST SUNSET 4:52 PM PST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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