522  
CDUS45 KPIH 180733  
CLILLJ  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE POCATELLO ID  
1233 AM MST MON DEC 18 2023  
   
...............................
 
 
   
..THE CHALLIS CLIMATE SUMMARY FOR DECEMBER 17 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1895 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 27 323 PM 54 1939 28 -1 16  
MINIMUM 5 832 AM -22 1914 10 -5 -7  
AVERAGE 16 19 -3 5  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.26 2012 0.02 -0.02 0.00  
MONTH TO DATE 0.13 0.29 -0.16 0.35  
SINCE OCT 1 0.82 1.37 -0.55 0.75  
SINCE JAN 1 8.70 6.70 2.00 5.79  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE MM  
SINCE DEC 1 MM  
SINCE JUL 1 MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 49 46 3 60  
MONTH TO DATE 641 750 -109 824  
SINCE DEC 1 641 750 -109 824  
SINCE JUL 1 2339 2674 -335 2798  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 334 312 22 515    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 6 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 7 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 0.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 1100 PM  
LOWEST 63 300 PM  
AVERAGE 80  
   
......................................................
 
 
THE CHALLIS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 28 53 1917  
MINIMUM TEMPERATURE (F) 10 -23 2016  
 
SUNRISE AND SUNSET  
DECEMBER 18 2023......SUNRISE 808 AM MST SUNSET 458 PM MST  
DECEMBER 19 2023......SUNRISE 809 AM MST SUNSET 459 PM MST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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