937  
CDUS46 KMTR 220025  
CLISFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
525 PM PDT SAT SEP 21 2024  
   
...............................
 
 
   
..THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR SEPTEMBER 21 2024
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1850 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 65 10:43 AM 99 1928 71 -6 70  
MINIMUM 55 3:43 AM 50 1886 56 -1 56  
AVERAGE 60 63 -3 63  
 
PRECIPITATION (IN)  
TODAY 0.00 0.47 1916 0.01 -0.01 0.00  
MONTH TO DATE 0.00 0.05 -0.05 0.02  
SINCE OCT 1 25.76 22.84 2.92 33.78  
SINCE JAN 1 19.08 14.54 4.54 20.82  
 
DEGREE DAYS  
HEATING  
TODAY 5 3 2 2  
MONTH TO DATE 79 65 14 43  
SINCE SEP 1 79 65 14 43  
SINCE JUL 1 267 335 -68 247  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 6 21 -15 1  
SINCE SEP 1 6 21 -15 1  
SINCE JAN 1 34 71 -37 40    
...............................................................
 
 
THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 97 1939  
MINIMUM TEMPERATURE (F) 56 48 1910  
 
SUNRISE AND SUNSET  
SEPTEMBER 21 2024.....SUNRISE 6:57 AM PDT SUNSET 7:07 PM PDT  
SEPTEMBER 22 2024.....SUNRISE 6:58 AM PDT SUNSET 7:06 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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