917  
CDUS45 KBOI 230140  
CLIMUO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOISE ID  
740 PM MDT MON SEP 22 2025  
   
...............................
 
 
   
..THE MOUNTAIN HOME AFB CLIMATE SUMMARY FOR SEPTEMBER 22 2025
 
 
VALID TODAY AS OF 0700 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1906 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR LAST  
VALUE (LST) VALUE YEAR    
.................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 74 MM 95 1992 79  
MINIMUM 51 MM 24 1926 41  
AVERAGE 63 60  
 
PRECIPITATION (IN)  
TODAY 0.00 0.41 1930 0.00  
2014  
MONTH TO DATE 0.02 0.24  
SINCE OCT 1 4.91 6.76  
SINCE JAN 1 3.19 4.23  
 
DEGREE DAYS  
HEATING  
TODAY 2 5  
MONTH TO DATE 12 44  
SINCE SEP 1 12 44  
SINCE JUL 1 12 61  
 
COOLING  
TODAY 0 0  
MONTH TO DATE 114 91  
SINCE SEP 1 114 91  
SINCE JAN 1 1099 1057    
.................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 16.8  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 67 500 AM  
LOWEST 17 400 PM  
AVERAGE 42  
   
......................................................
 
 
THE MOUNTAIN HOME AFB CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 93 1987  
2011  
MINIMUM TEMPERATURE (F) 43 25 1929  
 
SUNRISE AND SUNSET  
SEPTEMBER 22 2025.....SUNRISE 731 AM MDT SUNSET 740 PM MDT  
SEPTEMBER 23 2025.....SUNRISE 732 AM MDT SUNSET 738 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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