158  
CDUS45 KBOI 210931  
CLIBNO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOISE ID  
331 AM MDT SAT SEP 21 2019  
 
   
...............................
 
 
   
..THE BURNS OR CLIMATE SUMMARY FOR SEPTEMBER 20 2019
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1938 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 59 1216 PM 92 1939 74 -15 71  
MINIMUM 33 357 AM 20 1983 35 -2 24  
AVERAGE 46 54 -8 48  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.16 2017 0.01 -0.01 0.00  
MONTH TO DATE 1.01 0.28 0.73 0.00  
SINCE OCT 1 14.64 10.76 3.88 7.87  
SINCE JAN 1 12.42 7.26 5.16 5.21  
 
DEGREE DAYS  
HEATING  
YESTERDAY 19 11 8 17  
MONTH TO DATE 142 154 -12 196  
SINCE SEP 1 142 154 -12 196  
SINCE JUL 1 191 291 -100 290  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 22 7 15 2  
SINCE SEP 1 22 7 15 2  
SINCE JAN 1 269 213 56 235    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 7.1  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 400 AM  
LOWEST 51 100 PM  
AVERAGE 70  
   
......................................................
 
 
 
THE BURNS OR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 90 1967  
MINIMUM TEMPERATURE (F) 34 19 1993  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 21 2019.....SUNRISE 642 AM PDT SUNSET 655 PM PDT  
SEPTEMBER 22 2019.....SUNRISE 643 AM PDT SUNSET 653 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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