809  
CDUS45 KBOI 301650  
CLITWF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOISE ID  
1050 AM MDT TUE SEP 30 2025  
   
...............................
 
 
   
..THE TWIN FALLS ID CLIMATE SUMMARY FOR SEPTEMBER 30 2025
 
 
VALID AS OF 1000 AM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1997 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL LAST  
VALUE (LST) VALUE VALUE YEAR    
.......................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 56 859 AM 91 2011 70 64  
MINIMUM 51 642 AM 25 2019 42 39  
AVERAGE 54 56 52  
 
PRECIPITATION (IN)  
TODAY 0.19R 0.05 2004 0.02 0.00  
MONTH TO DATE 0.48 0.53 0.23  
SINCE OCT 1 7.30 10.28 8.04  
SINCE JAN 1 4.51 7.46 5.59  
   
.......................................................
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 300 AM  
   
......................................................
 
 
THE TWIN FALLS ID CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 91 2010  
MINIMUM TEMPERATURE (F) 42 28 2019  
 
SUNRISE AND SUNSET  
SEPTEMBER 30 2025.....SUNRISE 734 AM MDT SUNSET 720 PM MDT  
OCTOBER 1 2025.......SUNRISE 735 AM MDT SUNSET 719 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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