588  
CXUS56 KSEW 020329 CCA  
CLMSEW  
 
CLIMATE REPORT...CORRECTED  
NATIONAL WEATHER SERVICE SEATTLE  
829 PM PDT FRI NOV 01 2024  
   
...............................
 
 
...THE SEATTLE WA WFO CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2024...  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1894 TO 2024  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE DATE(S)  
NORMAL    
............................................................
 
 
TEMPERATURE (F)  
RECORD  
HIGH 88 10/16/2022  
LOW 4 10/03/2024  
HIGHEST 75 10/07 MM MM 79 10/07  
LOWEST 41 10/23 MM MM 31 10/28  
AVG. MAXIMUM 62.1 60.5 1.6 62.7  
AVG. MINIMUM 47.5 46.7 0.8 47.3  
MEAN 54.8 53.6 1.2 55.0  
DAYS MAX >= 90 0 0.0 0.0 0  
DAYS MAX <= 32 0 0.0 0.0 0  
DAYS MIN <= 32 0 0.1 -0.1 2  
DAYS MIN <= 0 0 0.0 0.0 0  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM 10.30 2016  
MINIMUM 0.28 1987  
TOTALS 4.03 3.65 0.38 2.77  
DAILY AVG. 0.13 0.12 0.01 0.09  
DAYS >= .01 16 14.5 1.5 14  
DAYS >= .10 11 8.8 2.2 7  
DAYS >= .50 2 2.1 -0.1 1  
DAYS >= 1.00 1 0.4 0.6 0  
 
SNOWFALL (INCHES)  
TOTALS 0.0 0.0  
SINCE 7/1 0.0 MM  
SNOWDEPTH AVG. 0 0  
GREATEST  
SNOW DEPTH 0 0 MM  
 
DEGREE DAYS  
HEATING TOTAL 310 354 -44 304  
SINCE 7/1 416 513 -97 MM  
COOLING TOTAL 0 0 0 0  
SINCE 1/1 342 210 132 MM    
............................................................
 
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 0 MIXED PRECIP 0  
HEAVY RAIN 1 RAIN 5  
LIGHT RAIN 19 FREEZING RAIN 0  
LT FREEZING RAIN 0 HAIL 0  
HEAVY SNOW 0 SNOW 0  
LIGHT SNOW 0 SLEET 0  
FOG 2 FOG W/VIS <= 1/4 MILE 0  
HAZE 0  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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