795  
CDUS46 KMTR 210045  
CLISFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
545 PM PDT FRI SEP 20 2024  
   
...............................
 
 
   
..THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR SEPTEMBER 20 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 1:43 PM 97 1939 70 -5 68  
MINIMUM 55 12:43 AM 49 1911 56 -1 58  
AVERAGE 60 63 -3 63  
 
PRECIPITATION (IN)  
TODAY 0.00 0.20 1973 0.00 0.00 0.00  
MONTH TO DATE 0.00 0.04 -0.04 0.02  
SINCE OCT 1 25.76 22.83 2.93 33.78  
SINCE JAN 1 19.08 14.53 4.55 20.82  
 
DEGREE DAYS  
HEATING  
TODAY 5 3 2 2  
MONTH TO DATE 74 62 12 41  
SINCE SEP 1 74 62 12 41  
SINCE JUL 1 262 332 -70 245  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 6 20 -14 1  
SINCE SEP 1 6 20 -14 1  
SINCE JAN 1 34 70 -36 40    
...............................................................
 
 
THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 99 1928  
MINIMUM TEMPERATURE (F) 56 50 1886  
 
SUNRISE AND SUNSET  
SEPTEMBER 20 2024.....SUNRISE 6:56 AM PDT SUNSET 7:09 PM PDT  
SEPTEMBER 21 2024.....SUNRISE 6:57 AM PDT SUNSET 7:07 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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