440  
CDUS45 KPIH 210728  
CLILLJ  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE POCATELLO ID  
128 AM MDT SUN MAY 21 2023  
   
...............................
 
 
   
..THE CHALLIS CLIMATE SUMMARY FOR MAY 20 2023
 
 
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)  
YESTERDAY  
MAXIMUM 84 206 PM 87 1958 68 16 58  
2008  
MINIMUM 47 509 AM 28 1950 42 5 35  
2003  
AVERAGE 66 55 11 47  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.37 1972 0.03 -0.03 T  
MONTH TO DATE 0.38 0.55 -0.17 1.40  
SINCE OCT 1 3.78 3.90 -0.12 4.18  
SINCE JAN 1 2.51 2.30 0.21 2.57  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE MM  
SINCE MAR 1 MM  
SINCE JUL 1 MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 10 -10 18  
MONTH TO DATE 203 264 -61 328  
SINCE MAR 1 2103 1751 352 1889  
SINCE JUL 1 8426 7540 886 6780  
 
COOLING  
YESTERDAY 1 0 1 0  
MONTH TO DATE 1 0 1 0  
SINCE MAR 1 1 0 1 0  
SINCE JAN 1 1 0 1 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 3.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 71 500 AM  
LOWEST 17 100 PM  
AVERAGE 44  
   
......................................................
 
 
THE CHALLIS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 88 1928  
MINIMUM TEMPERATURE (F) 42 25 1918  
 
SUNRISE AND SUNSET  
MAY 21 2023...........SUNRISE 603 AM MDT SUNSET 904 PM MDT  
MAY 22 2023...........SUNRISE 602 AM MDT SUNSET 905 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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