823  
CDUS46 KBOI 210930  
CLIONO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOISE ID  
330 AM MDT THU AUG 21 2025  
   
...............................
 
 
   
..THE ONTARIO OR CLIMATE SUMMARY FOR AUGUST 20 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1948 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 94 446 PM 107 1967 93 1 94  
MINIMUM 66 620 AM 41 1964 58 8 66  
AVERAGE 80 75 5 80  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.39 1954 0.01 -0.01 0.00  
MONTH TO DATE T 0.09 -0.09 0.02  
SINCE OCT 1 11.84 9.16 2.68 9.49  
SINCE JAN 1 6.67 6.25 0.42 7.38  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 27 34 -7 20  
SINCE JUL 1 0 2 -2 0  
 
COOLING  
YESTERDAY 15 10 5 15  
MONTH TO DATE 242 257 -15 310  
SINCE JUN 1 889 847 42 1105  
SINCE JAN 1 946 906 40 1141    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 11.7  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 40 600 AM  
LOWEST 16 500 PM  
AVERAGE 28  
   
......................................................
 
 
THE ONTARIO OR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 92 104 1961  
1969  
MINIMUM TEMPERATURE (F) 57 41 1974  
 
SUNRISE AND SUNSET  
AUGUST 21 2025........SUNRISE 659 AM MDT SUNSET 842 PM MDT  
AUGUST 22 2025........SUNRISE 700 AM MDT SUNSET 840 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