476  
CDUS45 KPIH 160741  
CLILLJ  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE POCATELLO ID  
140 AM MDT WED SEP 16 2020  
 
   
...............................
 
 
   
..THE CHALLIS ID CLIMATE SUMMARY FOR SEPTEMBER 15 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 86 335 PM 91 2000 73 13 88  
MINIMUM 44 556 AM 22 1936 39 5 42  
AVERAGE 65 56 9 65  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.87 2001 0.03 -0.03 0.00  
MONTH TO DATE T 0.40 -0.40 0.48  
SINCE OCT 1 7.18 9.72 -2.54 6.38  
SINCE JAN 1 5.68 7.79 -2.11 5.29  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE MM  
SINCE SEP 1 MM  
SINCE JUL 1 MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 9 -9 0  
MONTH TO DATE 45 100 -55 57  
SINCE SEP 1 45 100 -55 57  
SINCE JUL 1 81 173 -92 73  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 31 4 27 32  
SINCE SEP 1 31 4 27 32  
SINCE JAN 1 428 246 182 339    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 1.8  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 37 600 AM  
LOWEST 13 400 PM  
AVERAGE 25  
   
......................................................
 
 
 
THE CHALLIS ID CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 89 1981  
MINIMUM TEMPERATURE (F) 39 23 1921  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 16 2020.....SUNRISE 718 AM MDT SUNSET 744 PM MDT  
SEPTEMBER 17 2020.....SUNRISE 719 AM MDT SUNSET 743 PM MDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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