211  
CDUS45 KBOI 200936  
CLIBOI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOISE ID  
336 AM MDT WED SEP 20 2023  
   
...............................
 
 
   
..THE BOISE ID CLIMATE SUMMARY FOR SEPTEMBER 19 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1875 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 76 433 PM 94 1917 79 -3 83  
2008  
MINIMUM 51 615 AM 31 1978 52 -1 52  
AVERAGE 64 65 -1 68  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.66 1959 0.02 -0.02 0.00  
MONTH TO DATE 0.21 0.24 -0.03 0.17  
SINCE OCT 1 14.50 11.32 3.18 10.99  
SINCE JAN 1 9.40 7.79 1.61 6.45  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2006 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 1 3 -2 0  
MONTH TO DATE 1 34 -33 3  
SINCE SEP 1 1 34 -33 3  
SINCE JUL 1 1 47 -46 3  
 
COOLING  
YESTERDAY 0 3 -3 3  
MONTH TO DATE 145 97 48 169  
SINCE SEP 1 145 97 48 169  
SINCE JAN 1 1311 1012 299 1353    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 5.2  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 66 600 AM  
LOWEST 15 600 PM  
AVERAGE 41  
   
......................................................
 
 
THE BOISE ID CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 94 1922  
MINIMUM TEMPERATURE (F) 51 32 1924  
 
SUNRISE AND SUNSET  
SEPTEMBER 20 2023.....SUNRISE 730 AM MDT SUNSET 746 PM MDT  
SEPTEMBER 21 2023.....SUNRISE 731 AM MDT SUNSET 744 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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