801  
CDUS46 KMTR 290834  
CLISFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1234 AM PST FRI DEC 29 2023  
   
...............................  
 
   
..THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR DECEMBER 28 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 63 3:43 PM 73 1967 57 6 57  
MINIMUM 56 12:43 AM 37 1899 46 10 47  
AVERAGE 60 52 8 52  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.96 1941 0.15 -0.15 0.01  
MONTH TO DATE 3.64 4.31 -0.67 4.66  
SINCE OCT 1 5.67 7.85 -2.18 6.02  
SINCE JAN 1 26.58 22.44 4.14 8.91  
 
DEGREE DAYS  
HEATING  
YESTERDAY 5 13 -8 13  
MONTH TO DATE 267 347 -80 399  
SINCE DEC 1 267 347 -80 399  
SINCE JUL 1 776 1075 -299 1130  
 
COOLING  
YESTERDAY 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 TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 57 68 1989  
MINIMUM TEMPERATURE (F) 46 38 1899  
 
SUNRISE AND SUNSET  
DECEMBER 29 2023......SUNRISE 7:24 AM PST SUNSET 4:59 PM PST  
DECEMBER 30 2023......SUNRISE 7:25 AM PST SUNSET 5:00 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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