917  
CDUS45 KPIH 200739  
CLILLJ  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE POCATELLO ID  
139 AM MDT SUN SEP 20 2020  
 
   
...............................
 
 
   
..THE CHALLIS ID CLIMATE SUMMARY FOR SEPTEMBER 19 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 69 1255 PM 91 1928 72 -3 54  
MINIMUM 46 1159 PM 23 1965 38 8 44  
AVERAGE 58 55 3 49  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 0.82 1931 0.03 -0.02 T  
MONTH TO DATE 0.01 0.51 -0.50 0.66  
SINCE OCT 1 7.19 9.83 -2.64 6.56  
SINCE JAN 1 5.69 7.90 -2.21 5.47  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE MM  
SINCE SEP 1 MM  
SINCE JUL 1 MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 7 10 -3 16  
MONTH TO DATE 62 139 -77 94  
SINCE SEP 1 62 139 -77 94  
SINCE JUL 1 98 212 -114 110  
 
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 32 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 6.0  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 71 700 AM  
LOWEST 26 100 PM  
AVERAGE 49  
   
......................................................
 
 
 
THE CHALLIS ID CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 90 1928  
MINIMUM TEMPERATURE (F) 38 21 1983  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 20 2020.....SUNRISE 722 AM MDT SUNSET 737 PM MDT  
SEPTEMBER 21 2020.....SUNRISE 723 AM MDT SUNSET 735 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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