095  
CDUS46 KSEW 230119  
CLISEA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
619 PM PDT SAT APR 22 2023  
   
...............................
 
 
   
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR APRIL 22 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1945 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 63 229 PM 78 1977 61 2 58  
2005  
MINIMUM 45 459 AM 35 1950 44 1 42  
1964  
1972  
AVERAGE 54 52 2 50  
 
PRECIPITATION (IN)  
TODAY T 1.28 1996 0.10 -0.10 0.01  
MONTH TO DATE 3.23 2.48 0.75 1.99  
SINCE OCT 1 26.13 32.13 -6.00 37.79  
SINCE JAN 1 11.24 16.19 -4.95 17.69  
 
SNOWFALL (IN)  
TODAY 0.0 T 1978 0.0  
MONTH TO DATE T T  
SINCE OCT 1 8.1 9.2  
SINCE JUL 1 8.1 9.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 11 13 -2 15  
MONTH TO DATE 419 319 100 418  
SINCE MAR 1 1011 876 135 970  
SINCE JUL 1 4098 3923 175 4227  
 
COOLING  
TODAY 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 4 RESULTANT WIND DIRECTION SE (150)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 5.6  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 500 AM  
LOWEST 59 1000 AM  
AVERAGE 71  
   
......................................................
 
 
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 61 72 1977  
MINIMUM TEMPERATURE (F) 44 31 1954  
 
SUNRISE AND SUNSET  
APRIL 22 2023.........SUNRISE 608 AM PDT SUNSET 808 PM PDT  
APRIL 23 2023.........SUNRISE 606 AM PDT SUNSET 810 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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