294  
CDUS46 KMTR 230838  
CLISFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
138 AM PDT SUN SEP 23 2018  
 
   
...............................
 
 
   
..THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR SEPTEMBER 22 2018
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1850 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 61 243 PM 97 1939 70 -9 68  
MINIMUM 53 443 AM 48 1910 55 -2 55  
AVERAGE 57 63 -6 62  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.63 1891 0.01 -0.01 0.00  
MONTH TO DATE 0.00 0.12 -0.12 0.10  
SINCE OCT 1 17.42 23.56 -6.14 32.44  
SINCE JAN 1 14.13 14.72 -0.59 23.41  
 
DEGREE DAYS  
HEATING  
YESTERDAY 8 MM MM 3  
MONTH TO DATE 102 MM MM 24  
SINCE SEP 1 102 MM MM 24  
SINCE JUL 1 368 MM MM 246  
 
COOLING  
YESTERDAY 0 MM MM 0  
MONTH TO DATE 5 0 5 102  
SINCE SEP 1 5 0 5 102  
SINCE JAN 1 20 0 20 141    
..............................................................
 
 
 
THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 97 1997  
MINIMUM TEMPERATURE (F) 55 48 1899  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 23 2018.....SUNRISE 658 AM PDT SUNSET 705 PM PDT  
SEPTEMBER 24 2018.....SUNRISE 659 AM PDT SUNSET 703 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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