073  
CDUS46 KMTR 110035  
CLISFO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
535 PM PDT SUN AUG 10 2025  
   
...............................
 
 
   
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR AUGUST 10 2025
 
 
VALID TODAY AS OF 0500 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 69 2:06 PM 87 2009 73 -4 64  
MINIMUM 57 5:49 AM 47 1951 56 1 53  
AVERAGE 63 65 -2 59  
 
PRECIPITATION (IN)  
TODAY 0.00 T 1994 0.00 0.00 0.00  
2004  
2013  
MONTH TO DATE 0.00 0.01 -0.01 T  
SINCE OCT 1 16.11 19.54 -3.43 20.13  
SINCE JAN 1 7.55 12.57 -5.02 14.80  
 
SNOWFALL (IN)  
TODAY MM 0.0  
MONTH TO DATE T  
SINCE JUN 1 T  
SINCE JUL 1 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 2 2 0 6  
MONTH TO DATE 12 20 -8 40  
SINCE JUN 1 224 175 49 203  
SINCE JUL 1 81 78 3 90  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 6 10 -4 0  
SINCE JUN 1 8 59 -51 49  
SINCE JAN 1 14 79 -65 60    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION NW (310)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 11.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 12:00 AM  
LOWEST 63 2:00 PM  
AVERAGE 78  
   
......................................................
 
 
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 84 1959  
2019  
MINIMUM TEMPERATURE (F) 56 48 1946  
1951  
 
SUNRISE AND SUNSET  
AUGUST 10 2025........SUNRISE 6:21 AM PDT SUNSET 8:08 PM PDT  
AUGUST 11 2025........SUNRISE 6:22 AM PDT SUNSET 8:06 PM PDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab CA Page Main Text Page