547  
CDUS46 KMTR 300025  
CLISFO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
425 PM PST WED JAN 29 2025  
   
...............................
 
 
   
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JANUARY 29 2025
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1927 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 55 3:28 PM 66 1989 59 -4 66  
2009  
2015  
MINIMUM 50 2:38 AM 31 1979 45 5 49  
AVERAGE 53 52 1 58  
 
PRECIPITATION (IN)  
TODAY 0.00 1.57 1968 0.12 -0.12 0.00  
MONTH TO DATE 0.13 3.64 -3.51 3.90  
SINCE OCT 1 8.69 10.61 -1.92 9.23  
SINCE JAN 1 0.13 3.64 -3.51 3.90  
 
SNOWFALL (IN)  
TODAY MM 0.0  
MONTH TO DATE T  
SINCE DEC 1 T  
SINCE JUL 1 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 12 13 -1 7  
MONTH TO DATE 350 399 -49 315  
SINCE DEC 1 660 821 -161 588  
SINCE JUL 1 1201 1329 -128 811  
 
COOLING  
TODAY 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 W (260)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 5.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 2:00 AM  
LOWEST 74 12:00 PM  
AVERAGE 82  
   
......................................................
 
 
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 71 1976  
MINIMUM TEMPERATURE (F) 45 30 1975  
 
SUNRISE AND SUNSET  
JANUARY 29 2025.......SUNRISE 7:15 AM PST SUNSET 5:31 PM PST  
JANUARY 30 2025.......SUNRISE 7:14 AM PST SUNSET 5:32 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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