339  
CDUS46 KOTX 190831  
CLIEPH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SPOKANE WA  
1231 AM PST TUE DEC 19 2023  
   
...............................
 
 
   
..THE EPHRATA WA AIRPORT CLIMATE SUMMARY FOR DECEMBER 18 2023
 
 
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 35 1124 PM 54 1999 35 0 22  
MINIMUM 32 1019 AM -1 2016 23 9 11  
AVERAGE 34 29 5 17  
 
PRECIPITATION (IN)  
YESTERDAY 0.12 0.35 1960 0.04 0.08 T  
MONTH TO DATE 1.05 0.66 0.39 0.52  
SINCE OCT 1 2.36 2.18 0.18 1.68  
SINCE JAN 1 7.51 7.11 0.40 5.21  
 
SNOWFALL (IN)  
YESTERDAY MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 31 36 -5 48  
MONTH TO DATE 495 621 -126 748  
SINCE DEC 1 495 621 -126 748  
SINCE JUL 1 1804 1991 -187 2035  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1102 843 259 1118    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 3.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1000 AM  
LOWEST 82 1200 PM  
AVERAGE 91  
   
......................................................
 
 
THE EPHRATA WA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 49 2020  
MINIMUM TEMPERATURE (F) 23 -7 1984  
 
SUNRISE AND SUNSET  
DECEMBER 19 2023......SUNRISE 741 AM PST SUNSET 409 PM PST  
DECEMBER 20 2023......SUNRISE 742 AM PST SUNSET 410 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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