279  
CDUS46 KMTR 180034  
CLISFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
534 PM PDT MON JUL 17 2023  
   
...............................
 
 
   
..THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR JULY 17 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 74 12:43 PM 103 1988 66 8 63  
MINIMUM 56 6:43 AM 49 1887 55 1 55  
AVERAGE 65 60 5 59  
 
PRECIPITATION (IN)  
TODAY 0.00 0.02 1958 0.00 0.00 0.00  
MONTH TO DATE 0.00 0.01 -0.01 0.06  
SINCE OCT 1 33.76 22.73 11.03 18.75  
SINCE JAN 1 20.80 14.43 6.37 2.52  
 
DEGREE DAYS  
HEATING  
TODAY 0 5 -5 6  
MONTH TO DATE 82 85 -3 77  
SINCE JUN 1 275 254 21 220  
SINCE JUL 1 82 85 -3 77  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 1 0 1 1  
SINCE JUN 1 1 12 -11 25  
SINCE JAN 1 1 27 -26 34    
...............................................................
 
 
THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 84 1916  
MINIMUM TEMPERATURE (F) 55 48 1893  
 
SUNRISE AND SUNSET  
JULY 17 2023..........SUNRISE 6:01 AM PDT SUNSET 8:30 PM PDT  
JULY 18 2023..........SUNRISE 6:02 AM PDT SUNSET 8:30 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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