111  
CDUS46 KOTX 210836  
CLIOTX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE, WA  
136 AM PDT THU SEP 21 2017  
 
   
...............................
 
 
   
..THE SPOKANE WA WFO CLIMATE SUMMARY FOR SEPTEMBER 20 2017
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1881 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 47 MM MM MM 71 -24 MM  
MINIMUM 35 MM MM MM 41 -6 MM  
AVERAGE 41 56 -15 MM  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 MM MM 0.02 -0.02 MM  
MONTH TO DATE 0.36 0.40 -0.04 0.29  
SINCE OCT 1 24.41 16.85 7.56 17.10  
SINCE JAN 1 14.04 10.82 3.22 10.35  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 0.0 0.0 MM  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 24 9 15 MM  
MONTH TO DATE 84 131 -47 174  
SINCE SEP 1 84 131 -47 174  
SINCE JUL 1 107 242 -135 259  
 
COOLING  
YESTERDAY 0 0 0 MM  
MONTH TO DATE 43 14 29 0  
SINCE SEP 1 43 14 29 0  
SINCE JAN 1 384 247 137 229    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED MM HIGHEST WIND DIRECTION MM  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED MM  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER MM  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST MM  
LOWEST MM  
AVERAGE MM  
   
......................................................
 
 
 
THE SPOKANE WA WFO CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 MM MM  
MINIMUM TEMPERATURE (F) 41 MM MM  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 21 2017.....SUNRISE 636 AM PDT SUNSET 650 PM PDT  
SEPTEMBER 22 2017.....SUNRISE 638 AM PDT SUNSET 648 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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