160  
CDUS46 KOTX 180830  
CLIPUW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE WA  
1230 AM PST THU DEC 18 2025  
   
...............................
 
 
...THE PULLMAN_MOSCOW AIRPORT CLIMATE SUMMARY FOR DECEMBER 17 2025...  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1893 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 50 444 AM 57 1917 36 14 40  
MINIMUM 33 1114 PM -15 1964 26 7 30  
AVERAGE 42 31 11 35  
 
PRECIPITATION (IN)  
YESTERDAY 0.64 0.90 1917 0.07 0.57 0.28  
MONTH TO DATE 3.66 1.22 2.44 1.01  
SINCE OCT 1 7.32 4.95 2.37 5.88  
SINCE JAN 1 17.28 16.54 0.74 16.44  
 
SNOWFALL (IN)  
YESTERDAY MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 23 34 -11 30  
MONTH TO DATE 378 554 -176 540  
SINCE DEC 1 378 554 -176 540  
SINCE JUL 1 1616 2148 -532 1999  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 433 283 150 415    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 47 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 81 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 22.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 300 AM  
LOWEST 60 600 AM  
AVERAGE 78  
   
......................................................
 
 
THE PULLMAN_MOSCOW AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 59 1917  
MINIMUM TEMPERATURE (F) 26 -16 1924  
 
SUNRISE AND SUNSET  
DECEMBER 18 2025......SUNRISE 729 AM PST SUNSET 402 PM PST  
DECEMBER 19 2025......SUNRISE 729 AM PST SUNSET 402 PM PST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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