884  
CDUS45 KPIH 220736  
CLILLJ  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE POCATELLO ID  
1236 AM MST TUE DEC 22 2020  
   
...............................
 
 
   
..THE CHALLIS ID CLIMATE SUMMARY FOR DECEMBER 21 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 45 259 PM 70 1897 27 18 33  
MINIMUM 26 745 AM -28 1990 7 19 14  
AVERAGE 36 17 19 24  
 
PRECIPITATION (IN)  
YESTERDAY T 0.29 1941 0.02 -0.02 0.00  
MONTH TO DATE 0.25 0.51 -0.26 0.30  
SINCE OCT 1 1.06 1.70 -0.64 1.10  
SINCE JAN 1 6.78 9.83 -3.05 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 29 48 -19 41  
MONTH TO DATE 895 971 -76 952  
SINCE DEC 1 895 971 -76 952  
SINCE JUL 1 2643 3014 -371 3081  
 
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 13 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 2.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 1100 AM  
LOWEST 57 800 PM  
AVERAGE 75  
   
......................................................
 
 
THE CHALLIS ID CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 27 68 1897  
MINIMUM TEMPERATURE (F) 7 -34 1990  
 
SUNRISE AND SUNSET  
DECEMBER 22 2020......SUNRISE 811 AM MST SUNSET 501 PM MST  
DECEMBER 23 2020......SUNRISE 811 AM MST SUNSET 501 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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