857  
CDUS45 KBOI 040930  
CLIBOI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOISE ID  
330 AM MDT THU SEP 04 2025  
   
...............................
 
 
   
..THE BOISE ID CLIMATE SUMMARY FOR SEPTEMBER 3 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1875 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 95 429 PM 102 2022 85 10 82  
MINIMUM 68 501 AM 37 1956 56 12 59  
AVERAGE 82 71 11 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.49 2013 0.01 -0.01 0.00  
MONTH TO DATE 0.00 0.03 -0.03 T  
SINCE OCT 1 11.72 11.11 0.61 14.93  
SINCE JAN 1 7.31 7.58 -0.27 10.99  
 
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 0 1 -1 0  
MONTH TO DATE 0 3 -3 0  
SINCE SEP 1 0 3 -3 0  
SINCE JUL 1 0 16 -16 9  
 
COOLING  
YESTERDAY 17 7 10 6  
MONTH TO DATE 53 21 32 39  
SINCE SEP 1 53 21 32 39  
SINCE JAN 1 1116 936 180 1267    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 5.7  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 43 1200 AM  
LOWEST 14 500 PM  
AVERAGE 29  
   
......................................................
 
 
THE BOISE ID CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 102 2020  
MINIMUM TEMPERATURE (F) 56 33 1887  
 
SUNRISE AND SUNSET  
SEPTEMBER 4 2025.....SUNRISE 712 AM MDT SUNSET 814 PM MDT  
SEPTEMBER 5 2025.....SUNRISE 714 AM MDT SUNSET 812 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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