107  
CDUS46 KMTR 140829  
CLISFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
129 AM PDT MON AUG 14 2023  
   
...............................
 
 
   
..THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR AUGUST 13 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 71 12:43 PM 90 1991 68 3 71  
MINIMUM 55 6:43 AM 49 1903 56 -1 57  
AVERAGE 63 62 1 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.15 1991 0.00 0.00 0.00  
MONTH TO DATE 0.00 0.02 -0.02 0.00  
SINCE OCT 1 33.76 22.75 11.01 18.78  
SINCE JAN 1 20.80 14.45 6.35 2.55  
 
DEGREE DAYS  
HEATING  
YESTERDAY 2 4 -2 1  
MONTH TO DATE 42 52 -10 10  
SINCE JUN 1 380 373 7 317  
SINCE JUL 1 187 204 -17 174  
 
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 95 2020  
MINIMUM TEMPERATURE (F) 56 48 1969  
 
SUNRISE AND SUNSET  
AUGUST 14 2023........SUNRISE 6:24 AM PDT SUNSET 8:04 PM PDT  
AUGUST 15 2023........SUNRISE 6:25 AM PDT SUNSET 8:03 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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