410  
CDUS45 KPIH 130756  
CLILLJ  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE POCATELLO ID  
1256 AM MST SUN DEC 13 2020  
   
...............................
 
 
   
..THE CHALLIS ID CLIMATE SUMMARY FOR DECEMBER 12 2020
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1895 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 29 346 PM 72 1897 27 2 40  
MINIMUM 6 1125 PM -22 1932 9 -3 25  
AVERAGE 18 18 0 33  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.93 1995 0.02 -0.02 0.09  
MONTH TO DATE 0.00 0.29 -0.29 0.30  
SINCE OCT 1 0.81 1.48 -0.67 1.10  
SINCE JAN 1 6.53 9.61 -3.08 6.62  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE MM  
SINCE DEC 1 MM  
SINCE JUL 1 MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 47 47 0 32  
MONTH TO DATE 522 541 -19 529  
SINCE DEC 1 522 541 -19 529  
SINCE JUL 1 2270 2584 -314 2658  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 428 248 180 339    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 2.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 300 AM  
LOWEST 40 300 PM  
AVERAGE 60  
   
......................................................
 
 
THE CHALLIS ID CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 27 74 1897  
MINIMUM TEMPERATURE (F) 9 -29 1919  
 
SUNRISE AND SUNSET  
DECEMBER 13 2020......SUNRISE 805 AM MST SUNSET 457 PM MST  
DECEMBER 14 2020......SUNRISE 806 AM MST SUNSET 457 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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