784  
CDUS46 KMTR 170033  
CLISFO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
533 PM PDT WED JUL 16 2025  
   
...............................  
 
   
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JULY 16 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 70 2:59 PM 87 1988 73 -3 70  
MINIMUM 57 5:31 AM 49 1949 55 2 57  
AVERAGE 64 64 0 64  
 
PRECIPITATION (IN)  
TODAY 0.00 0.01 1990 0.00 0.00 0.00  
MONTH TO DATE 0.00 0.00 0.00 0.00  
SINCE OCT 1 16.11 19.53 -3.42 20.13  
SINCE JAN 1 7.55 12.56 -5.01 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 1 2 -1 1  
MONTH TO DATE 45 32 13 13  
SINCE JUN 1 188 129 59 126  
SINCE JUL 1 45 32 13 13  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 0 16 -16 31  
SINCE JUN 1 1 39 -38 37  
SINCE JAN 1 7 59 -52 48    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION SW (230)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 10.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 2:00 AM  
LOWEST 54 3:00 PM  
AVERAGE 69  
   
......................................................  
 
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 91 1961  
MINIMUM TEMPERATURE (F) 55 47 1954  
 
SUNRISE AND SUNSET  
JULY 16 2025..........SUNRISE 6:01 AM PDT SUNSET 8:30 PM PDT  
JULY 17 2025..........SUNRISE 6:02 AM PDT SUNSET 8:29 PM PDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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