209  
CDUS45 KPIH 182320  
CLILLJ  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE POCATELLO ID  
420 PM MST MON DEC 18 2023  
   
...............................
 
 
   
..THE CHALLIS CLIMATE SUMMARY FOR DECEMBER 18 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1895 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 24 359 PM 53 1917 28 -4 15  
MINIMUM 6 221 AM -23 2016 10 -4 -8  
AVERAGE 15 19 -4 4  
 
PRECIPITATION (IN)  
TODAY 0.00 0.17 1999 0.01 -0.01 0.00  
MONTH TO DATE 0.13 0.30 -0.17 0.35  
SINCE OCT 1 0.82 1.38 -0.56 0.75  
SINCE JAN 1 8.70 6.71 1.99 5.79  
 
SNOWFALL (IN)  
TODAY MM  
MONTH TO DATE MM  
SINCE DEC 1 MM  
SINCE JUL 1 MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 50 46 4 61  
MONTH TO DATE 691 796 -105 885  
SINCE DEC 1 691 796 -105 885  
SINCE JUL 1 2389 2720 -331 2859  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 334 312 22 515    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 7 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 9 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 1.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 400 AM  
LOWEST 77 400 PM  
AVERAGE 89  
   
......................................................
 
 
THE CHALLIS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 28 58 1917  
MINIMUM TEMPERATURE (F) 10 -29 1924  
 
SUNRISE AND SUNSET  
DECEMBER 18 2023......SUNRISE 808 AM MST SUNSET 458 PM MST  
DECEMBER 19 2023......SUNRISE 809 AM MST SUNSET 459 PM MST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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