135  
CDUS46 KBOI 220939  
CLIONO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOISE ID  
339 AM MDT FRI SEP 22 2023  
   
...............................
 
 
   
..THE ONTARIO OR CLIMATE SUMMARY FOR SEPTEMBER 21 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1948 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 68 401 PM 97 1966 81 -13 77  
MINIMUM 44 1126 PM 25 1983 48 -4 53  
AVERAGE 56 64 -8 65  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.10 1945 0.02 -0.02 T  
MONTH TO DATE 0.27 0.17 0.10 T  
SINCE OCT 1 13.24 9.36 3.88 7.31  
SINCE JAN 1 9.20 6.45 2.75 4.27  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 3 6 0  
MONTH TO DATE 15 34 -19 3  
SINCE SEP 1 15 34 -19 3  
SINCE JUL 1 15 40 -25 3  
 
COOLING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 109 87 22 147  
SINCE SEP 1 109 87 22 147  
SINCE JAN 1 1298 1085 213 1401    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 5.3  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 70 1100 PM  
LOWEST 33 400 PM  
AVERAGE 52  
   
......................................................
 
 
THE ONTARIO OR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 100 1966  
MINIMUM TEMPERATURE (F) 47 28 1971  
 
SUNRISE AND SUNSET  
SEPTEMBER 22 2023.....SUNRISE 735 AM MDT SUNSET 746 PM MDT  
SEPTEMBER 23 2023.....SUNRISE 736 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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