287  
CDUS46 KBOI 010223  
CLIONO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOISE ID  
723 PM MST WED DEC 31 2025  
   
...............................
 
 
   
..THE ONTARIO OR CLIMATE SUMMARY FOR DECEMBER 31 2025
 
 
VALID TODAY AS OF 0700 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 38 422 PM 60 1996 37 1 40  
MINIMUM 20 819 AM -9 2016 23 -3 26  
AVERAGE 29 30 -1 33  
 
PRECIPITATION (IN)  
TODAY 0.00 0.40 2009 0.05 -0.05 0.00  
MONTH TO DATE 2.35 1.39 0.96 2.73  
SINCE OCT 1 3.54 2.91 0.63 5.17  
SINCE JAN 1 11.32 9.48 1.84 12.67  
 
DEGREE DAYS  
HEATING  
TODAY 36 35 1 32  
MONTH TO DATE 845 1034 -189 919  
SINCE DEC 1 845 1034 -189 919  
SINCE JUL 1 1939 2252 -313 1971  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1163 1100 63 1322    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 7 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 9 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 2.1  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 400 AM  
LOWEST 59 300 PM  
AVERAGE 76  
   
......................................................
 
 
THE ONTARIO OR CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 37 54 2020  
MINIMUM TEMPERATURE (F) 23 -12 1979  
 
SUNRISE AND SUNSET  
DECEMBER 31 2025......SUNRISE 823 AM MST SUNSET 520 PM MST  
JANUARY 1 2026.......SUNRISE 823 AM MST SUNSET 521 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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