822  
CDUS45 KBOI 210930  
CLIBOI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOISE ID  
330 AM MDT THU AUG 21 2025  
   
...............................
 
 
   
..THE BOISE ID CLIMATE SUMMARY FOR AUGUST 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 93 502 PM 103 1967 90 3 90  
MINIMUM 63 647 AM 39 1918 60 3 60  
AVERAGE 78 75 3 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.40 1959 0.01 -0.01 0.00  
MONTH TO DATE 0.02 0.11 -0.09 0.02  
SINCE OCT 1 11.21 11.02 0.19 14.93  
SINCE JAN 1 6.80 7.49 -0.69 10.99  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2006 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 32 66 -34 24  
SINCE JUL 1 0 5 -5 0  
 
COOLING  
YESTERDAY 13 10 3 10  
MONTH TO DATE 233 247 -14 340  
SINCE JUN 1 848 776 72 1139  
SINCE JAN 1 928 821 107 1163    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 8.8  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 56 600 AM  
LOWEST 13 500 PM  
AVERAGE 35  
   
......................................................
 
 
THE BOISE ID CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 101 1897  
2005  
MINIMUM TEMPERATURE (F) 60 43 1918  
 
SUNRISE AND SUNSET  
AUGUST 21 2025........SUNRISE 657 AM MDT SUNSET 838 PM MDT  
AUGUST 22 2025........SUNRISE 658 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.  
 

 
 
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