863  
CDUS45 KBOI 230120  
CLIBOI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOISE ID  
720 PM MDT FRI SEP 22 2017  
 
   
...............................
 
 
   
..THE BOISE ID CLIMATE SUMMARY FOR SEPTEMBER 22 2017
 
 
VALID TODAY AS OF 0600 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1875 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 52 533 PM 99 1966 76 -24 61  
MINIMUM 42 842 AM 29 1895 49 -7 52  
AVERAGE 47 62 -15 57  
 
PRECIPITATION (IN)  
TODAY 0.03 0.51 1917 0.02 0.01 0.05  
MONTH TO DATE 0.53 0.40 0.13 0.21  
SINCE OCT 1 15.45 11.55 3.90 9.52  
SINCE JAN 1 11.95 7.90 4.05 5.18  
 
DEGREE DAYS  
HEATING  
TODAY 18 5 13 8  
MONTH TO DATE 76 57 19 72  
SINCE SEP 1 76 57 19 72  
SINCE JUL 1 76 75 1 80  
 
COOLING  
TODAY 0 2 -2 0  
MONTH TO DATE 175 87 88 23  
SINCE SEP 1 175 87 88 23  
SINCE JAN 1 1341 921 420 960    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 7.9  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 1000 AM  
LOWEST 66 500 PM  
AVERAGE 78  
   
......................................................
 
 
 
THE BOISE ID CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 94 1987  
MINIMUM TEMPERATURE (F) 48 29 1984  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 22 2017.....SUNRISE 732 AM MDT SUNSET 742 PM MDT  
SEPTEMBER 23 2017.....SUNRISE 734 AM MDT SUNSET 740 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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