889  
CDUS46 KBOI 190934  
CLIBNO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOISE ID  
334 AM MDT SUN SEP 19 2021  
   
...............................
 
 
   
..THE BURNS OR CLIMATE SUMMARY FOR SEPTEMBER 18 2021
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1938 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 70 945 AM 89 1981 78 -8 77  
MINIMUM 40 1159 PM 21 1988 37 3 37  
AVERAGE 55 57 -2 57  
 
PRECIPITATION (IN)  
YESTERDAY 0.10 1.16 1959 0.01 0.09 T  
MONTH TO DATE 0.52 0.20 0.32 T  
SINCE OCT 1 8.36 10.23 -1.87 7.73  
SINCE JAN 1 6.28 6.92 -0.64 5.55  
 
DEGREE DAYS  
HEATING  
YESTERDAY 10 8 2 8  
MONTH TO DATE 104 107 -3 61  
SINCE SEP 1 104 107 -3 61  
SINCE JUL 1 170 199 -29 106  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 11 13 -2 27  
SINCE SEP 1 11 13 -2 27  
SINCE JAN 1 609 299 310 369    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 33 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 45 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 7.8  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 700 PM  
LOWEST 26 900 AM  
AVERAGE 58  
   
......................................................
 
 
THE BURNS OR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 90 1939  
1952  
MINIMUM TEMPERATURE (F) 37 24 1965  
 
SUNRISE AND SUNSET  
SEPTEMBER 19 2021.....SUNRISE 640 AM PDT SUNSET 658 PM PDT  
SEPTEMBER 20 2021.....SUNRISE 641 AM PDT SUNSET 656 PM PDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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