418  
CDUS46 KBOI 200937  
CLIONO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOISE ID  
237 AM MST WED DEC 20 2023  
   
...............................  
 
   
..THE ONTARIO OR CLIMATE SUMMARY FOR DECEMBER 19 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 41 324 PM 50 2011 38 3 24  
MINIMUM 31 1223 AM -5 1985 24 7 13  
2016  
AVERAGE 36 31 5 19  
 
PRECIPITATION (IN)  
YESTERDAY 0.18 0.99 1981 0.05 0.13 0.00  
MONTH TO DATE 0.91 0.82 0.09 1.88  
SINCE OCT 1 2.06 2.34 -0.28 3.04  
SINCE JAN 1 11.27 8.91 2.36 7.31  
 
DEGREE DAYS  
HEATING  
YESTERDAY 29 34 -5 46  
MONTH TO DATE 534 618 -84 692  
SINCE DEC 1 534 618 -84 692  
SINCE JUL 1 1613 1836 -223 1941  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1302 1100 202 1410    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 3.1  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
LT FREEZING RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 700 AM  
LOWEST 82 300 PM  
AVERAGE 89  
   
......................................................  
 
THE ONTARIO OR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 38 55 1955  
MINIMUM TEMPERATURE (F) 24 -7 1990  
 
SUNRISE AND SUNSET  
DECEMBER 20 2023......SUNRISE 819 AM MST SUNSET 512 PM MST  
DECEMBER 21 2023......SUNRISE 820 AM MST SUNSET 513 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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