335  
CDUS45 KPIH 150728  
CLILLJ  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE POCATELLO ID  
128 AM MDT MON SEP 15 2025  
   
...............................
 
 
   
..THE CHALLIS CLIMATE SUMMARY FOR SEPTEMBER 14 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1895 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 72 209 PM 90 1990 75 -3 76  
MINIMUM 43 516 AM 26 1947 43 0 37  
AVERAGE 58 59 -1 57  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 0.68 1918 0.02 -0.01 0.00  
MONTH TO DATE 0.74 0.37 0.37 0.20  
SINCE OCT 1 6.07 6.45 -0.38 5.15  
SINCE JAN 1 5.45 4.85 0.60 4.16  
 
DEGREE DAYS  
HEATING  
YESTERDAY 7 6 1 8  
MONTH TO DATE 54 67 -13 37  
SINCE SEP 1 54 67 -13 37  
SINCE JUL 1 68 122 -54 82  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 19 12 7 18  
SINCE SEP 1 19 12 7 18  
SINCE JAN 1 386 310 76 445    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 4.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 400 AM  
LOWEST 38 200 PM  
AVERAGE 62  
   
......................................................
 
 
THE CHALLIS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 91 2000  
MINIMUM TEMPERATURE (F) 42 22 1936  
 
SUNRISE AND SUNSET  
SEPTEMBER 15 2025.....SUNRISE 716 AM MDT SUNSET 747 PM MDT  
SEPTEMBER 16 2025.....SUNRISE 717 AM MDT SUNSET 745 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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