115  
CDUS46 KMTR 060045  
CLISFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
445 PM PST FRI DEC 05 2025  
   
...............................  
 
   
..THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR DECEMBER 5 2025  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1850 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 52 3:43 PM 74 1929 59 -7 65  
MINIMUM 45 8:43 AM 40 1924 48 -3 52  
2013  
AVERAGE 49 54 -5 59  
 
PRECIPITATION (IN)  
TODAY 0.00 1.44 1889 0.14 -0.14 0.00  
MONTH TO DATE 0.00 0.69 -0.69 0.00  
SINCE OCT 1 3.53 4.23 -0.70 4.67  
SINCE JAN 1 13.32 18.82 -5.50 23.75  
 
DEGREE DAYS  
HEATING  
TODAY 16 12 4 6  
MONTH TO DATE 63 56 7 35  
SINCE DEC 1 63 56 7 35  
SINCE JUL 1 635 784 -149 669  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 76 121 -45 144    
...............................................................  
 
THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 73 1979  
MINIMUM TEMPERATURE (F) 48 40 1909  
2013  
 
SUNRISE AND SUNSET  
DECEMBER 5 2025......SUNRISE 7:10 AM PST SUNSET 4:51 PM PST  
DECEMBER 6 2025......SUNRISE 7:11 AM PST SUNSET 4:51 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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