189  
CDUS46 KMTR 120835  
CLISFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
135 AM PDT SAT AUG 12 2023  
   
...............................
 
 
   
..THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR AUGUST 11 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 67 2:43 PM 85 1935 67 0 68  
MINIMUM 59 12:43 AM 48 1893 56 3 60  
AVERAGE 63 61 2 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.49 1965 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 38 44 -6 9  
SINCE JUN 1 376 365 11 316  
SINCE JUL 1 183 196 -13 173  
 
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) 67 85 1996  
MINIMUM TEMPERATURE (F) 56 48 1893  
 
SUNRISE AND SUNSET  
AUGUST 12 2023........SUNRISE 6:23 AM PDT SUNSET 8:06 PM PDT  
AUGUST 13 2023........SUNRISE 6:23 AM PDT SUNSET 8:05 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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