685  
CDUS46 KMTR 130827  
CLIOAK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
127 AM PDT TUE MAY 13 2025  
   
...............................
 
 
   
..THE OAKLAND AIRPORT CLIMATE SUMMARY FOR MAY 12 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 64 3:15 PM 93 1976 67 -3 64  
MINIMUM 53 6:43 AM 44 2022 52 1 52  
AVERAGE 59 60 -1 58  
 
PRECIPITATION (IN)  
YESTERDAY 0.19R 0.03 2020 0.02 0.17 0.00  
MONTH TO DATE 0.19 0.29 -0.10 0.73  
SINCE OCT 1 9.28 18.02 -8.74 16.32  
SINCE JAN 1 4.52 11.28 -6.76 12.35  
 
SNOWFALL (IN)  
YESTERDAY MM 0.0 1985  
MONTH TO DATE T  
SINCE MAR 1 T  
SINCE JUL 1 T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 6 6 0 7  
MONTH TO DATE 60 74 -14 68  
SINCE MAR 1 614 617 -3 601  
SINCE JUL 1 2015 2503 -488 2109  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 3 0 3 8  
SINCE MAR 1 4 5 -1 8  
SINCE JAN 1 4 5 -1 8    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 13.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 6:00 AM  
LOWEST 50 2:00 PM  
AVERAGE 72  
   
......................................................
 
 
THE OAKLAND AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 91 2014  
MINIMUM TEMPERATURE (F) 52 45 1999  
 
SUNRISE AND SUNSET  
MAY 13 2025...........SUNRISE 6:01 AM PDT SUNSET 8:10 PM PDT  
MAY 14 2025...........SUNRISE 6:00 AM PDT SUNSET 8:11 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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