420  
CDUS46 KMTR 190836  
CLISFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
136 AM PDT MON AUG 19 2019  
 
   
...............................
 
 
   
..THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR AUGUST 18 2019
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1850 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 72 143 PM 88 1934 68 4 66  
MINIMUM 57 643 AM 48 1898 55 2 52  
AVERAGE 65 62 3 59  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.34 1976 0.00 0.00 0.00  
MONTH TO DATE 0.00 0.03 -0.03 0.00  
SINCE OCT 1 25.72 23.41 2.31 17.42  
SINCE JAN 1 19.77 14.57 5.20 14.13  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 MM MM 6  
MONTH TO DATE 26 MM MM 86  
SINCE JUN 1 289 MM MM 372  
SINCE JUL 1 155 MM MM 220  
 
COOLING  
YESTERDAY 0 MM MM 0  
MONTH TO DATE 21 0 21 0  
SINCE JUN 1 75 0 75 6  
SINCE JAN 1 79 0 79 15    
..............................................................
 
 
 
THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 91 1995  
MINIMUM TEMPERATURE (F) 55 48 1955  
 
 
SUNRISE AND SUNSET  
AUGUST 19 2019........SUNRISE 629 AM PDT SUNSET 757 PM PDT  
AUGUST 20 2019........SUNRISE 629 AM PDT SUNSET 756 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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