057  
CDUS46 KMTR 030027  
CLISFO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
527 PM PDT WED AUG 02 2023  
   
...............................
 
 
   
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR AUGUST 2 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1927 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 67 12:10 PM 91 1946 73 -6 73  
MINIMUM 60 5:05 AM 49 1945 56 4 60  
1982  
AVERAGE 64 64 0 67  
 
PRECIPITATION (IN)  
TODAY 0.00 T 1983 0.00 0.00 0.00  
1991  
1994  
MONTH TO DATE 0.00 0.00 0.00 0.01  
SINCE OCT 1 31.39 19.53 11.86 18.18  
SINCE JAN 1 20.14 12.56 7.58 1.90  
 
SNOWFALL (IN)  
TODAY MM 0.0  
MONTH TO DATE MM  
SINCE JUN 1 MM  
SINCE JUL 1 MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 1 2 -1 0  
MONTH TO DATE 1 4 -3 0  
SINCE JUN 1 120 159 -39 116  
SINCE JUL 1 42 62 -20 57  
 
COOLING  
TODAY 0 1 -1 2  
MONTH TO DATE 0 2 -2 4  
SINCE JUN 1 23 51 -28 68  
SINCE JAN 1 28 71 -43 88    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION W (270)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 12.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 12:00 AM  
LOWEST 65 11:00 AM  
AVERAGE 73  
   
......................................................
 
 
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 91 1998  
MINIMUM TEMPERATURE (F) 56 45 1954  
 
SUNRISE AND SUNSET  
AUGUST 2 2023........SUNRISE 6:14 AM PDT SUNSET 8:17 PM PDT  
AUGUST 3 2023........SUNRISE 6:15 AM PDT SUNSET 8:16 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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