359  
CDUS46 KMTR 280828  
CLIOAK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
128 AM PDT SUN SEP 28 2025  
   
...............................  
 
   
..THE OAKLAND AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 27 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1948 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 72 2:58 PM 99 2020 74 -2 89  
MINIMUM 55 5:15 AM 46 1955 54 1 55  
AVERAGE 64 64 0 72  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.58 1957 0.00 0.00 0.00  
MONTH TO DATE 0.03 0.07 -0.04 0.00  
SINCE OCT 1 9.31 18.65 -9.34 16.36  
SINCE JAN 1 4.55 11.91 -7.36 12.39  
 
SNOWFALL (IN)  
YESTERDAY MM 0.0 1985  
MONTH TO DATE T  
SINCE SEP 1 T  
SINCE JUL 1 T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 1 2 -1 0  
MONTH TO DATE 2 54 -52 10  
SINCE SEP 1 2 54 -52 10  
SINCE JUL 1 89 163 -74 32  
 
COOLING  
YESTERDAY 0 2 -2 7  
MONTH TO DATE 68 54 14 57  
SINCE SEP 1 68 54 14 57  
SINCE JAN 1 116 159 -43 259    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION W (260)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 9.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 5:00 AM  
LOWEST 63 3:00 PM  
AVERAGE 78  
   
......................................................  
 
THE OAKLAND AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 100 2010  
MINIMUM TEMPERATURE (F) 54 49 1948  
 
SUNRISE AND SUNSET  
SEPTEMBER 28 2025.....SUNRISE 7:02 AM PDT SUNSET 6:56 PM PDT  
SEPTEMBER 29 2025.....SUNRISE 7:03 AM PDT SUNSET 6:54 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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