819  
CDUS46 KPDT 180137  
CLIHRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE PENDLETON,OR  
537 PM PST WED DEC 17 2025  
   
...............................  
 
   
..THE HERMISTON OR CLIMATE SUMMARY FOR DECEMBER 17 2025  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1906 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 66R 1210 AM 61 2001 42 24 43  
MINIMUM 44 840 AM -13 2016 28 16 37  
AVERAGE 55 35 20 40  
 
PRECIPITATION (IN)  
TODAY 0.14 0.58 1915 0.03 0.11 0.19  
MONTH TO DATE 1.17 0.56 0.61 0.66  
SINCE OCT 1 3.60 2.41 1.19 2.98  
SINCE JAN 1 10.01 8.05 1.96 9.11  
   
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 41 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 57 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 22.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 300 AM  
LOWEST 44 1200 PM  
AVERAGE 67  
   
......................................................  
 
THE HERMISTON OR CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 42 70 1917  
MINIMUM TEMPERATURE (F) 28 -11 1924  
 
SUNRISE AND SUNSET  
DECEMBER 17 2025......SUNRISE 733 AM PST SUNSET 414 PM PST  
DECEMBER 18 2025......SUNRISE 734 AM PST SUNSET 414 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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