221  
CDUS46 KMTR 260038  
CLISFO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
438 PM PST SAT JAN 25 2025  
   
...............................
 
 
   
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JANUARY 25 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 58 12:23 PM 69 2023 59 -1 61  
MINIMUM 48 7:53 AM 31 1949 45 3 49  
1954  
AVERAGE 53 52 1 55  
 
PRECIPITATION (IN)  
TODAY 0.00 2.54 2008 0.11 -0.11 0.00  
MONTH TO DATE 0.12 3.16 -3.04 3.90  
SINCE OCT 1 8.68 10.13 -1.45 9.23  
SINCE JAN 1 0.12 3.16 -3.04 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 10  
MONTH TO DATE 295 347 -52 285  
SINCE DEC 1 605 769 -164 558  
SINCE JUL 1 1146 1277 -131 781  
 
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 S (170)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 6.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 8:00 AM  
LOWEST 40 1:00 PM  
AVERAGE 65  
   
......................................................
 
 
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 68 2023  
MINIMUM TEMPERATURE (F) 45 30 1949  
 
SUNRISE AND SUNSET  
JANUARY 25 2025.......SUNRISE 7:18 AM PST SUNSET 5:26 PM PST  
JANUARY 26 2025.......SUNRISE 7:17 AM PST SUNSET 5:27 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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