256  
CDUS46 KMTR 160827  
CLISFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
127 AM PDT WED AUG 16 2023  
   
...............................
 
 
   
..THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR AUGUST 15 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 73 12:43 PM 87 1950 68 5 72  
MINIMUM 56 4:43 AM 49 1894 56 0 56  
AVERAGE 65 62 3 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.16 1976 0.00 0.00 0.00  
MONTH TO DATE 0.00 0.03 -0.03 0.00  
SINCE OCT 1 33.76 22.76 11.00 18.78  
SINCE JAN 1 20.80 14.46 6.34 2.55  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 4 -4 1  
MONTH TO DATE 44 60 -16 12  
SINCE JUN 1 382 381 1 319  
SINCE JUL 1 189 212 -23 176  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 3 0 3 1  
SINCE JUN 1 4 19 -15 26  
SINCE JAN 1 4 34 -30 35    
...............................................................
 
 
THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 90 2015  
MINIMUM TEMPERATURE (F) 56 49 1894  
 
SUNRISE AND SUNSET  
AUGUST 16 2023........SUNRISE 6:26 AM PDT SUNSET 8:01 PM PDT  
AUGUST 17 2023........SUNRISE 6:27 AM PDT SUNSET 8:00 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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