576  
CDUS46 KMTR 170837  
CLISFO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1237 AM PST WED JAN 17 2024  
   
...............................
 
 
   
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JANUARY 16 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 57 11:59 PM 73 2014 58 -1 56  
MINIMUM 48 4:57 AM 31 1962 44 4 47  
AVERAGE 53 51 2 52  
 
PRECIPITATION (IN)  
YESTERDAY 0.53 1.84 1973 0.13 0.40 0.86  
MONTH TO DATE 2.01 2.09 -0.08 9.05  
SINCE OCT 1 7.34 9.06 -1.72 20.30  
SINCE JAN 1 2.01 2.09 -0.08 9.05  
 
SNOWFALL (IN)  
YESTERDAY MM 0.0  
MONTH TO DATE T  
SINCE DEC 1 T  
SINCE JUL 1 T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 12 14 -2 13  
MONTH TO DATE 203 224 -21 143  
SINCE DEC 1 476 646 -170 589  
SINCE JUL 1 699 1154 -455 1114  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION E (100)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 4.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 9:00 PM  
LOWEST 77 2:00 PM  
AVERAGE 85  
   
......................................................
 
 
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 58 74 2021  
MINIMUM TEMPERATURE (F) 45 32 1947  
 
SUNRISE AND SUNSET  
JANUARY 17 2024.......SUNRISE 7:23 AM PST SUNSET 5:17 PM PST  
JANUARY 18 2024.......SUNRISE 7:22 AM PST SUNSET 5:18 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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