252  
CDUS45 KPIH 040729  
CLILLJ  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE POCATELLO ID  
129 AM MDT THU SEP 04 2025  
   
...............................  
 
   
..THE CHALLIS CLIMATE SUMMARY FOR SEPTEMBER 3 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 91 425 PM 99 2022 80 11 80  
MINIMUM 51 641 AM 24 1914 46 5 49  
AVERAGE 71 62 9 65  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.52 2023 0.03 -0.03 T  
MONTH TO DATE 0.00 0.08 -0.08 0.14  
SINCE OCT 1 5.33 6.16 -0.83 5.09  
SINCE JAN 1 4.71 4.56 0.15 4.10  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 4 -4 0  
MONTH TO DATE 0 11 -11 0  
SINCE SEP 1 0 11 -11 0  
SINCE JUL 1 14 66 -52 45  
 
COOLING  
YESTERDAY 6 1 5 0  
MONTH TO DATE 14 4 10 5  
SINCE SEP 1 14 4 10 5  
SINCE JAN 1 381 302 79 432    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 1.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 66 700 AM  
LOWEST 12 400 PM  
AVERAGE 39  
   
......................................................  
 
THE CHALLIS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 97 2022  
MINIMUM TEMPERATURE (F) 45 29 1921  
 
SUNRISE AND SUNSET  
SEPTEMBER 4 2025.....SUNRISE 703 AM MDT SUNSET 807 PM MDT  
SEPTEMBER 5 2025.....SUNRISE 705 AM MDT SUNSET 805 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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