846  
CDUS45 KBOI 091031  
CLITWF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOISE ID  
331 AM MST TUE DEC 09 2025  
   
...............................
 
 
   
..THE TWIN FALLS ID CLIMATE SUMMARY FOR DECEMBER 8 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1997 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 53 348 PM 60 2015 38 15 42  
MINIMUM 35 802 AM -7 2013 20 15 26  
AVERAGE 44 29 15 34  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.95 2004 0.04 -0.04 0.00  
MONTH TO DATE 0.15 0.31 -0.16 0.00  
SINCE OCT 1 1.37 1.90 -0.53 0.78  
SINCE JAN 1 5.89 9.36 -3.47 6.37  
 
DEGREE DAYS  
HEATING  
YESTERDAY 21 36 -15 31  
MONTH TO DATE 217 282 -65 261  
SINCE DEC 1 217 282 -65 261  
SINCE JUL 1 1384 1800 -416 1529  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 832 616 216 843    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 10.7  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 800 AM  
LOWEST 43 300 PM  
AVERAGE 63  
   
......................................................
 
 
THE TWIN FALLS ID CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 37 59 2015  
MINIMUM TEMPERATURE (F) 20 -4 2013  
 
SUNRISE AND SUNSET  
DECEMBER 9 2025......SUNRISE 756 AM MST SUNSET 505 PM MST  
DECEMBER 10 2025......SUNRISE 757 AM MST SUNSET 505 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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