639  
CDUS46 KMTR 050042  
CLISFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
442 PM PST MON DEC 04 2023  
   
...............................  
 
   
..THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR DECEMBER 4 2023  
 
VALID TODAY AS OF 0400 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 63 3:43 PM 71 1958 59 4 60  
MINIMUM 52 4:43 AM 34 1897 48 4 47  
AVERAGE 58 54 4 54  
 
PRECIPITATION (IN)  
TODAY 0.00 1.24 1945 0.14 -0.14 0.06  
MONTH TO DATE 0.10 0.55 -0.45 1.22  
SINCE OCT 1 2.13 4.09 -1.96 2.58  
SINCE JAN 1 23.04 18.68 4.36 5.47  
 
DEGREE DAYS  
HEATING  
TODAY 7 11 -4 11  
MONTH TO DATE 33 44 -11 62  
SINCE DEC 1 33 44 -11 62  
SINCE JUL 1 542 772 -230 793  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 103 121 -18 110    
...............................................................  
 
THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 74 1929  
MINIMUM TEMPERATURE (F) 48 40 1924  
2013  
 
SUNRISE AND SUNSET  
DECEMBER 4 2023......SUNRISE 7:09 AM PST SUNSET 4:51 PM PST  
DECEMBER 5 2023......SUNRISE 7:10 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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