013  
CDUS46 KMTR 220830  
CLISFO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1230 AM PST WED NOV 22 2023  
   
...............................
 
 
   
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR NOVEMBER 21 2023
 
 
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)  
YESTERDAY  
MAXIMUM 64 3:26 PM 70 1958 63 1 64  
MINIMUM 48 5:05 AM 35 1964 48 0 42  
AVERAGE 56 55 1 53  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.81 1977 0.08 -0.08 0.00  
MONTH TO DATE 1.11 1.22 -0.11 1.58  
SINCE OCT 1 1.11 2.01 -0.90 1.59  
SINCE JAN 1 21.31 14.68 6.63 3.76  
 
SNOWFALL (IN)  
YESTERDAY MM 0.0  
MONTH TO DATE T  
SINCE SEP 1 T  
SINCE JUL 1 T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 10 -1 12  
MONTH TO DATE 66 161 -95 225  
SINCE SEP 1 103 307 -204 364  
SINCE JUL 1 150 409 -259 425  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 7 0 7 0  
SINCE SEP 1 141 89 52 127  
SINCE JAN 1 280 199 81 280    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION S (160)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 10 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 4.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 71 11:00 PM  
LOWEST 46 1:00 PM  
AVERAGE 59  
   
......................................................
 
 
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 74 1959  
MINIMUM TEMPERATURE (F) 47 36 1947  
1952  
 
SUNRISE AND SUNSET  
NOVEMBER 22 2023......SUNRISE 6:57 AM PST SUNSET 4:54 PM PST  
NOVEMBER 23 2023......SUNRISE 6:58 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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