858  
CDUS46 KSEW 280845  
CLIOLM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
145 AM PDT THU SEP 28 2023  
   
...............................
 
 
   
..THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 27 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1941 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 61 239 PM 93 1967 68 -7 77  
MINIMUM 50 940 PM 25 1972 44 6 47  
AVERAGE 56 56 0 62  
 
PRECIPITATION (IN)  
YESTERDAY 0.45 0.75 1953 0.09 0.36 0.00  
MONTH TO DATE 2.12 1.75 0.37 0.03  
SINCE OCT 1 40.05 50.33 -10.28 58.49  
SINCE JAN 1 20.97 29.20 -8.23 32.11  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 9 0 3  
MONTH TO DATE 132 156 -24 74  
SINCE SEP 1 132 156 -24 74  
SINCE JUL 1 185 296 -111 148  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 11 3 8 11  
SINCE SEP 1 11 3 8 11  
SINCE JAN 1 203 108 95 241    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION S (200)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 9.3  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 1000 AM  
LOWEST 80 300 AM  
AVERAGE 89  
   
......................................................
 
 
THE OLYMPIA WA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 88 2017  
MINIMUM TEMPERATURE (F) 44 30 1999  
 
SUNRISE AND SUNSET  
SEPTEMBER 28 2023.....SUNRISE 706 AM PDT SUNSET 657 PM PDT  
SEPTEMBER 29 2023.....SUNRISE 708 AM PDT SUNSET 655 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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