390  
CDUS46 KOTX 180851  
CLIMWH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE WA  
151 AM PDT THU SEP 18 2025  
   
...............................  
 
   
..THE MOSES LAKE 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 88 405 PM MM MM 78 10 80  
MINIMUM 50 521 AM MM MM 47 3 41  
AVERAGE 69 62 7 61  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 MM MM 0.00 0.00 0.00  
MONTH TO DATE 0.06 0.12 -0.06 T  
SINCE OCT 1 7.61 7.67 -0.06 5.71  
SINCE JAN 1 2.90 5.03 -2.13 2.81  
 
SNOWFALL (IN)  
YESTERDAY MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 4 -4 4  
MONTH TO DATE 0 40 -40 5  
SINCE SEP 1 0 40 -40 5  
SINCE JUL 1 0 55 -55 26  
 
COOLING  
YESTERDAY 4 1 3 0  
MONTH TO DATE 133 45 88 121  
SINCE SEP 1 133 45 88 121  
SINCE JAN 1 959 668 291 855    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 4.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 600 AM  
LOWEST 21 400 PM  
AVERAGE 57  
   
......................................................  
 
THE MOSES LAKE WA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 MM MM  
MINIMUM TEMPERATURE (F) 46 MM MM  
 
SUNRISE AND SUNSET  
SEPTEMBER 18 2025.....SUNRISE 639 AM PDT SUNSET 702 PM PDT  
SEPTEMBER 19 2025.....SUNRISE 641 AM PDT SUNSET 700 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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