030  
CDUS45 KBOI 130221  
CLIJER  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOISE ID  
721 PM MST FRI DEC 12 2025  
   
...............................  
 
   
..THE JEROME ID CLIMATE SUMMARY FOR DECEMBER 12 2025  
 
VALID TODAY AS OF 0700 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1915 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 56 326 PM 58 1921 36 20 45  
2014  
MINIMUM 39 833 AM -12 1932 23 16 28  
AVERAGE 48 29 19 37  
 
PRECIPITATION (IN)  
TODAY 0.00 0.87 1995 0.05 -0.05 0.00  
MONTH TO DATE 0.12 0.53 -0.41 0.00  
SINCE OCT 1 1.16 2.26 -1.10 0.58  
SINCE JAN 1 5.43 9.12 -3.69 5.68  
 
DEGREE DAYS  
HEATING  
TODAY 17 36 -19 28  
MONTH TO DATE 297 412 -115 381  
SINCE DEC 1 297 412 -115 381  
SINCE JUL 1 1426 1799 -373 1662  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 776 715 61 878    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 6.5  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 57 100 AM  
LOWEST 34 300 PM  
AVERAGE 46  
   
......................................................  
 
THE JEROME ID CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 62 1929  
MINIMUM TEMPERATURE (F) 22 -12 1919  
 
SUNRISE AND SUNSET  
DECEMBER 12 2025......SUNRISE 759 AM MST SUNSET 504 PM MST  
DECEMBER 13 2025......SUNRISE 800 AM MST SUNSET 504 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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