117  
CDUS45 KBOI 210931  
CLIBOI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOISE ID  
331 AM MDT MON APR 21 2025  
   
...............................
 
 
   
..THE BOISE ID CLIMATE SUMMARY FOR APRIL 20 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 65 427 PM 89 1994 63 2 72  
MINIMUM 37 540 AM 20 1985 40 -3 38  
AVERAGE 51 52 -1 55  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 1.04 1904 0.04 -0.03 0.00  
MONTH TO DATE 0.26 0.84 -0.58 2.34  
SINCE OCT 1 9.74 8.11 1.63 12.78  
SINCE JAN 1 5.33 4.58 0.75 8.84  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.2 1963 0.0 0.0 0.0  
MONTH TO DATE T 0.1 -0.1 2.1  
SINCE JUL 1 13.6 17.6 -4.0 36.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 14 13 1 10  
MONTH TO DATE 271 306 -35 276  
SINCE MAR 1 828 920 -92 903  
SINCE JUL 1 4627 4940 -313 4413  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 2  
SINCE MAR 1 0 0 0 2  
SINCE JAN 1 0 0 0 2    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 7.2  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 600 AM  
LOWEST 21 200 PM  
AVERAGE 50  
   
......................................................
 
 
THE BOISE ID CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 64 87 1934  
2016  
MINIMUM TEMPERATURE (F) 40 23 1968  
 
SUNRISE AND SUNSET  
APRIL 21 2025.........SUNRISE 652 AM MDT SUNSET 836 PM MDT  
APRIL 22 2025.........SUNRISE 650 AM MDT SUNSET 837 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