221  
CDUS45 KBOI 111631  
CLITWF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOISE ID  
1031 AM MDT THU SEP 11 2025  
   
...............................  
 
   
..THE TWIN FALLS ID CLIMATE SUMMARY FOR SEPTEMBER 11 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 65 859 AM 90 2015 79 78  
MINIMUM 52 631 AM 40 2022 49 49  
AVERAGE 59 64 64  
 
PRECIPITATION (IN)  
TODAY 0.00 0.05 2011 0.02 0.00  
MONTH TO DATE T 0.15 T  
SINCE OCT 1 6.82 9.90 7.81  
SINCE JAN 1 4.03 7.08 5.36  
   
.......................................................  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 59 600 AM  
   
......................................................  
 
THE TWIN FALLS ID CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 92 2015  
MINIMUM TEMPERATURE (F) 48 40 2014  
 
SUNRISE AND SUNSET  
SEPTEMBER 11 2025.....SUNRISE 714 AM MDT SUNSET 754 PM MDT  
SEPTEMBER 12 2025.....SUNRISE 715 AM MDT SUNSET 752 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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