117  
CDUS46 KMTR 210041  
CLIOAK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
541 PM PDT SUN APR 20 2025  
   
...............................  
 
   
..THE OAKLAND AIRPORT CLIMATE SUMMARY FOR APRIL 20 2025  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 65 12:58 PM 91 2009 66 -1 66  
MINIMUM 52 6:34 AM 41 1961 50 2 51  
AVERAGE 59 58 1 59  
 
PRECIPITATION (IN)  
TODAY 0.00 0.55 2010 0.04 -0.04 0.00  
MONTH TO DATE 0.05 1.09 -1.04 1.07  
SINCE OCT 1 9.08 17.47 -8.39 15.59  
SINCE JAN 1 4.32 10.73 -6.41 11.62  
 
SNOWFALL (IN)  
TODAY MM 0.0 1985  
MONTH TO DATE T  
SINCE MAR 1 T  
SINCE JUL 1 T  
 
DEGREE DAYS  
HEATING  
TODAY 6 7 -1 6  
MONTH TO DATE 143 164 -21 177  
SINCE MAR 1 466 473 -7 473  
SINCE JUL 1 1867 2359 -492 1981  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 1 1 0 0  
SINCE JAN 1 1 1 0 0    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION NW (300)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 7.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 5:00 AM  
LOWEST 56 2:00 PM  
AVERAGE 70  
   
......................................................  
 
THE OAKLAND AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 86 2009  
MINIMUM TEMPERATURE (F) 50 38 1963  
 
SUNRISE AND SUNSET  
APRIL 20 2025.........SUNRISE 6:26 AM PDT SUNSET 7:50 PM PDT  
APRIL 21 2025.........SUNRISE 6:25 AM PDT SUNSET 7:50 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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