261  
CDUS46 KMTR 010840  
CLISFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
140 AM PDT TUE AUG 01 2023  
   
...............................
 
 
   
..THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR JULY 31 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 12:43 PM 99 1993 66 1 66  
MINIMUM 55 7:43 AM 47 1893 55 0 58  
AVERAGE 61 61 0 62  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.03 1949 0.00 0.00 0.00  
MONTH TO DATE 0.00 0.01 -0.01 0.09  
SINCE OCT 1 33.76 22.73 11.03 18.78  
SINCE JAN 1 20.80 14.43 6.37 2.55  
 
DEGREE DAYS  
HEATING  
YESTERDAY 4 4 0 3  
MONTH TO DATE 145 153 -8 164  
SINCE JUN 1 338 322 16 307  
SINCE JUL 1 145 153 -8 164  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 1 7 -6 1  
SINCE JUN 1 1 19 -18 25  
SINCE JAN 1 1 34 -33 34    
...............................................................
 
 
THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 98 1993  
MINIMUM TEMPERATURE (F) 55 48 1893  
 
SUNRISE AND SUNSET  
AUGUST 1 2023........SUNRISE 6:13 AM PDT SUNSET 8:18 PM PDT  
AUGUST 2 2023........SUNRISE 6:14 AM PDT SUNSET 8:17 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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