503  
CDUS45 KBOI 190125  
CLIMYL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOISE ID  
725 PM MDT THU SEP 18 2025  
   
...............................  
 
   
..THE MCCALL ID CLIMATE SUMMARY FOR SEPTEMBER 18 2025  
 
VALID TODAY AS OF 0700 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1930 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 78 504 PM 89 1981 70 8 57  
MINIMUM 40 700 AM 19 1971 37 3 41  
AVERAGE 59 54 5 49  
 
PRECIPITATION (IN)  
TODAY 0.00 0.76 1989 0.03 -0.03 0.03  
MONTH TO DATE 0.77 0.51 0.26 1.55  
SINCE OCT 1 27.38 22.61 4.77 23.30  
SINCE JAN 1 16.46 15.88 0.58 17.49  
 
DEGREE DAYS  
HEATING  
TODAY 6 12 -6 16  
MONTH TO DATE 103 160 -57 135  
SINCE SEP 1 103 160 -57 135  
SINCE JUL 1 202 350 -148 313  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 16 2 14 0  
SINCE SEP 1 16 2 14 0  
SINCE JAN 1 156 108 48 153    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 1.2  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 600 AM  
LOWEST 18 500 PM  
AVERAGE 56  
   
......................................................  
 
THE MCCALL ID CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 87 1981  
MINIMUM TEMPERATURE (F) 37 20 1971  
 
SUNRISE AND SUNSET  
SEPTEMBER 18 2025.....SUNRISE 727 AM MDT SUNSET 749 PM MDT  
SEPTEMBER 19 2025.....SUNRISE 728 AM MDT SUNSET 747 PM MDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab ID Page
The Nexlab OR Page
Main Text Page