499  
CDUS45 KBOI 190125  
CLIMUO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOISE ID  
725 PM MDT THU SEP 18 2025  
   
...............................
 
 
   
..THE MOUNTAIN HOME AFB CLIMATE SUMMARY FOR SEPTEMBER 18 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 88 MM 98 1981 73  
MINIMUM 48 MM 23 1911 48  
AVERAGE 68 61  
 
PRECIPITATION (IN)  
TODAY T 0.58 1989 0.00  
MONTH TO DATE T 0.24  
SINCE OCT 1 4.89 6.76  
SINCE JAN 1 3.17 4.23  
 
DEGREE DAYS  
HEATING  
TODAY 0 4  
MONTH TO DATE 10 30  
SINCE SEP 1 10 30  
SINCE JUL 1 10 47  
 
COOLING  
TODAY 3 0  
MONTH TO DATE 98 91  
SINCE SEP 1 98 91  
SINCE JAN 1 1083 1057    
.................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 6.6  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 69 500 AM  
LOWEST 7 400 PM  
AVERAGE 38  
   
......................................................
 
 
THE MOUNTAIN HOME AFB CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 97 1984  
MINIMUM TEMPERATURE (F) 45 25 1947  
 
SUNRISE AND SUNSET  
SEPTEMBER 18 2025.....SUNRISE 727 AM MDT SUNSET 747 PM MDT  
SEPTEMBER 19 2025.....SUNRISE 728 AM MDT SUNSET 745 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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