988  
CDUS45 KBOI 300122  
CLITWF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOISE ID  
722 PM MDT MON SEP 29 2025  
   
...............................  
 
   
..THE TWIN FALLS ID CLIMATE SUMMARY FOR SEPTEMBER 29 2025  
 
VALID TODAY AS OF 0700 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 82 120 PM 87 2015 70 12 82  
MINIMUM 54 358 AM 27 1999 43 11 54  
AVERAGE 68 56 12 68  
 
PRECIPITATION (IN)  
TODAY T 0.43 2014 0.02 -0.02 T  
MONTH TO DATE 0.18 0.51 -0.33 0.23  
SINCE OCT 1 7.00 10.26 -3.26 8.04  
SINCE JAN 1 4.21 7.44 -3.23 5.59  
 
DEGREE DAYS  
HEATING  
TODAY 0 9 -9 0  
MONTH TO DATE 40 142 -102 68  
SINCE SEP 1 40 142 -102 68  
SINCE JUL 1 40 169 -129 87  
 
COOLING  
TODAY 3 0 3 3  
MONTH TO DATE 65 53 12 75  
SINCE SEP 1 65 53 12 75  
SINCE JAN 1 830 613 217 839    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 8.7  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 64 1200 AM  
LOWEST 27 100 PM  
AVERAGE 46  
   
......................................................  
 
THE TWIN FALLS ID CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 91 2011  
MINIMUM TEMPERATURE (F) 42 25 2019  
 
SUNRISE AND SUNSET  
SEPTEMBER 29 2025.....SUNRISE 733 AM MDT SUNSET 722 PM MDT  
SEPTEMBER 30 2025.....SUNRISE 734 AM MDT SUNSET 720 PM MDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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