440  
CDUS45 KBOI 200129  
CLIMUO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOISE ID  
729 PM MDT FRI SEP 19 2025  
   
...............................
 
 
   
..THE MOUNTAIN HOME AFB CLIMATE SUMMARY FOR SEPTEMBER 19 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 89 MM 97 1984 78  
MINIMUM 51 MM 25 1947 43  
AVERAGE 70 61  
 
PRECIPITATION (IN)  
TODAY 0.00 0.59 1940 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 34  
SINCE SEP 1 10 34  
SINCE JUL 1 10 51  
 
COOLING  
TODAY 5 0  
MONTH TO DATE 103 91  
SINCE SEP 1 103 91  
SINCE JAN 1 1088 1057    
.................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 5.9  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 46 700 AM  
LOWEST 13 400 PM  
AVERAGE 30  
   
......................................................
 
 
THE MOUNTAIN HOME AFB CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 94 1922  
MINIMUM TEMPERATURE (F) 45 27 1947  
 
SUNRISE AND SUNSET  
SEPTEMBER 19 2025.....SUNRISE 728 AM MDT SUNSET 745 PM MDT  
SEPTEMBER 20 2025.....SUNRISE 729 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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