642  
CDUS46 KBOI 191631  
CLIONO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOISE ID  
931 AM MST TUE DEC 19 2023  
   
...............................  
 
   
..THE ONTARIO OR CLIMATE SUMMARY FOR DECEMBER 19 2023  
 
VALID AS OF 0900 AM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1948 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL LAST  
VALUE (LST) VALUE VALUE YEAR    
.......................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 34 859 AM 50 2011 38 24  
MINIMUM 31 1223 AM -5 1985 24 13  
2016  
AVERAGE 33 31 19  
 
PRECIPITATION (IN)  
TODAY 0.15 0.99 1981 0.05 0.00  
MONTH TO DATE 0.88 0.82 1.88  
SINCE OCT 1 2.03 2.34 3.04  
SINCE JAN 1 11.24 8.91 7.31  
   
.......................................................  
 
WIND (MPH)  
AVERAGE WIND SPEED 2.6  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 700 AM  
   
......................................................  
 
THE ONTARIO OR CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 38 55 1955  
MINIMUM TEMPERATURE (F) 24 -7 1990  
 
SUNRISE AND SUNSET  
DECEMBER 19 2023......SUNRISE 818 AM MST SUNSET 512 PM MST  
DECEMBER 20 2023......SUNRISE 819 AM MST SUNSET 512 PM MST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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