311  
CDUS45 KBOI 010930  
CLITWF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOISE ID  
330 AM MDT TUE SEP 01 2026  
   
...............................
 
 
   
..THE TWIN FALLS ID CLIMATE SUMMARY FOR AUGUST 31 2026
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1997 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 84 401 PM 101 2022 83 1 88  
MINIMUM 45 618 AM 38 1999 52 -7 53  
AVERAGE 65 67 -2 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.18 2000 0.01 -0.01 0.00  
MONTH TO DATE 0.15 0.43 -0.28 0.48  
SINCE OCT 1 6.41 9.75 -3.34 6.82  
SINCE JAN 1 4.21 6.93 -2.72 4.03  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 4 13 -9 0  
SINCE JUN 1 79 133 -54 69  
SINCE JUL 1 5 23 -18 0  
 
COOLING  
YESTERDAY 0 4 -4 6  
MONTH TO DATE 312 212 100 251  
SINCE JUN 1 829 545 284 720  
SINCE JAN 1 863 560 303 765    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 9.7  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 39 1000 PM  
LOWEST 19 1200 PM  
AVERAGE 29  
   
......................................................
 
 
THE TWIN FALLS ID CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 95 2004  
MINIMUM TEMPERATURE (F) 51 38 2006  
 
SUNRISE AND SUNSET  
SEPTEMBER 1 2026.....SUNRISE 703 AM MDT SUNSET 812 PM MDT  
SEPTEMBER 2 2026.....SUNRISE 704 AM MDT SUNSET 810 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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