525  
CDUS45 KBOI 260128  
CLITWF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOISE ID  
728 PM MDT THU SEP 25 2025  
   
...............................  
 
   
..THE TWIN FALLS ID CLIMATE SUMMARY FOR SEPTEMBER 25 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 85 332 PM 97 2015 72 13 91  
MINIMUM 43 648 AM 27 2000 44 -1 49  
AVERAGE 64 58 6 70  
 
PRECIPITATION (IN)  
TODAY 0.00 0.23 1998 0.02 -0.02 0.00  
MONTH TO DATE 0.18 0.42 -0.24 0.23  
SINCE OCT 1 7.00 10.17 -3.17 8.04  
SINCE JAN 1 4.21 7.35 -3.14 5.59  
 
DEGREE DAYS  
HEATING  
TODAY 1 8 -7 0  
MONTH TO DATE 35 108 -73 68  
SINCE SEP 1 35 108 -73 68  
SINCE JUL 1 35 135 -100 87  
 
COOLING  
TODAY 0 1 -1 5  
MONTH TO DATE 59 51 8 64  
SINCE SEP 1 59 51 8 64  
SINCE JAN 1 824 611 213 828    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 6.1  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 65 700 AM  
LOWEST 19 500 PM  
AVERAGE 42  
   
......................................................  
 
THE TWIN FALLS ID CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 88 2010  
MINIMUM TEMPERATURE (F) 44 31 2005  
 
SUNRISE AND SUNSET  
SEPTEMBER 25 2025.....SUNRISE 729 AM MDT SUNSET 729 PM MDT  
SEPTEMBER 26 2025.....SUNRISE 730 AM MDT SUNSET 727 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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