476  
CDUS46 KSEW 210827  
CLIOLM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
127 AM PDT FRI MAR 21 2025  
   
...............................  
 
   
..THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR MARCH 20 2025  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1941 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 48 1242 PM 79 2019 54 -6 53  
MINIMUM 40 709 AM 23 1955 35 5 46  
AVERAGE 44 45 -1 50  
 
PRECIPITATION (IN)  
YESTERDAY 0.75 0.99 1966 0.18 0.57 0.11  
MONTH TO DATE 3.13 3.81 -0.68 2.39  
SINCE OCT 1 31.26 37.83 -6.57 37.67  
SINCE JAN 1 10.36 16.70 -6.34 17.31  
 
DEGREE DAYS  
HEATING  
YESTERDAY 21 20 1 15  
MONTH TO DATE 438 432 6 403  
SINCE MAR 1 438 432 6 403  
SINCE JUL 1 3876 4141 -265 3563  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 13 RESULTANT WIND DIRECTION S (190)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 13.6  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 900 AM  
LOWEST 83 100 PM  
AVERAGE 90  
   
......................................................  
 
THE OLYMPIA WA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 55 71 2004  
MINIMUM TEMPERATURE (F) 35 21 1966  
 
SUNRISE AND SUNSET  
MARCH 21 2025.........SUNRISE 712 AM PDT SUNSET 726 PM PDT  
MARCH 22 2025.........SUNRISE 710 AM PDT SUNSET 728 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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