388  
CDUS46 KOTX 180851  
CLIDEW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE WA  
151 AM PDT THU SEP 18 2025  
   
...............................  
 
   
..THE DEER_PARK WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 17 2025  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 9999 TO 9999  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 86 329 PM MM MM 74 12 72  
MINIMUM 51 1146 PM MM MM 40 11 38  
AVERAGE 69 57 12 55  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 MM MM 0.03 -0.03 0.00  
MONTH TO DATE 0.15 0.41 -0.26 0.01  
SINCE OCT 1 21.30 22.11 -0.81 16.68  
SINCE JAN 1 10.62 14.28 -3.66 9.67  
 
SNOWFALL (IN)  
YESTERDAY MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 9 -9 10  
MONTH TO DATE 21 113 -92 30  
SINCE SEP 1 21 113 -92 30  
SINCE JUL 1 38 238 -200 84  
 
COOLING  
YESTERDAY 4 0 4 0  
MONTH TO DATE 80 12 68 50  
SINCE SEP 1 80 12 68 50  
SINCE JAN 1 438 214 224 406    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 5.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 72 400 AM  
LOWEST 21 400 PM  
AVERAGE 47  
   
......................................................  
 
THE DEER_PARK WA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 MM MM  
MINIMUM TEMPERATURE (F) 39 MM MM  
 
SUNRISE AND SUNSET  
SEPTEMBER 18 2025.....SUNRISE 631 AM PDT SUNSET 655 PM PDT  
SEPTEMBER 19 2025.....SUNRISE 633 AM PDT SUNSET 653 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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