049  
CDUS45 KPIH 172321  
CLILLJ  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE POCATELLO ID  
521 PM MDT WED SEP 17 2025  
   
...............................
 
 
   
..THE CHALLIS CLIMATE SUMMARY FOR SEPTEMBER 17 2025
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 75 359 PM 90 1929 74 1 62  
MINIMUM 41 603 AM 20 1965 42 -1 49  
AVERAGE 58 58 0 56  
 
PRECIPITATION (IN)  
TODAY 0.00 0.79 1946 0.03 -0.03 0.08  
MONTH TO DATE 0.74 0.46 0.28 0.34  
SINCE OCT 1 6.07 6.54 -0.47 5.29  
SINCE JAN 1 5.45 4.94 0.51 4.30  
 
DEGREE DAYS  
HEATING  
TODAY 7 7 0 9  
MONTH TO DATE 82 88 -6 47  
SINCE SEP 1 82 88 -6 47  
SINCE JUL 1 96 143 -47 92  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 19 12 7 19  
SINCE SEP 1 19 12 7 19  
SINCE JAN 1 386 310 76 446    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 7 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 9 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 1.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 700 AM  
LOWEST 22 200 PM  
AVERAGE 54  
   
......................................................
 
 
THE CHALLIS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 90 1981  
MINIMUM TEMPERATURE (F) 41 17 1965  
 
SUNRISE AND SUNSET  
SEPTEMBER 17 2025.....SUNRISE 719 AM MDT SUNSET 743 PM MDT  
SEPTEMBER 18 2025.....SUNRISE 720 AM MDT SUNSET 741 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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