443  
CDUS46 KMTR 210838  
CLISFO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1238 AM PST THU NOV 21 2024  
   
...............................  
 
   
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR NOVEMBER 20 2024  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1927 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 64 12:56 PM 69 1989 63 1 69  
2005  
2023  
MINIMUM 51 2:14 AM 35 1964 48 3 52  
AVERAGE 58 55 3 61  
 
PRECIPITATION (IN)  
YESTERDAY 0.28 0.75 1961 0.08 0.20 0.00  
MONTH TO DATE 0.54 1.14 -0.60 1.11  
SINCE OCT 1 0.55 1.93 -1.38 1.11  
SINCE JAN 1 15.45 14.60 0.85 21.31  
 
SNOWFALL (IN)  
YESTERDAY MM 0.0  
MONTH TO DATE T  
SINCE SEP 1 T  
SINCE JUL 1 T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 7 10 -3 4  
MONTH TO DATE 146 151 -5 57  
SINCE SEP 1 308 297 11 94  
SINCE JUL 1 438 399 39 141  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 7  
SINCE SEP 1 110 89 21 141  
SINCE JAN 1 184 199 -15 280    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 16 RESULTANT WIND DIRECTION SE (150)  
HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 45 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 16.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 3:00 PM  
LOWEST 38 12:00 AM  
AVERAGE 66  
   
......................................................  
 
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 70 1958  
MINIMUM TEMPERATURE (F) 48 35 1964  
 
SUNRISE AND SUNSET  
NOVEMBER 21 2024......SUNRISE 6:56 AM PST SUNSET 4:54 PM PST  
NOVEMBER 22 2024......SUNRISE 6:57 AM PST SUNSET 4:54 PM PST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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