794  
CDUS45 KBOI 200931  
CLITWF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOISE ID  
331 AM MDT WED AUG 20 2025  
   
...............................
 
 
   
..THE TWIN FALLS ID CLIMATE SUMMARY FOR AUGUST 19 2025
 
 
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)  
YESTERDAY  
MAXIMUM 97R 414 PM 97 2020 86 11 96  
MINIMUM 55 613 AM 43 2002 55 0 58  
AVERAGE 76 71 5 77  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.14 2004 0.02 -0.02 0.00  
MONTH TO DATE T 0.30 -0.30 0.72  
SINCE OCT 1 6.34 9.62 -3.28 7.81  
SINCE JAN 1 3.55 6.80 -3.25 5.36  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 69 120 -51 56  
SINCE JUL 1 0 10 -10 0  
 
COOLING  
YESTERDAY 11 6 5 12  
MONTH TO DATE 164 154 10 205  
SINCE JUN 1 633 487 146 727  
SINCE JAN 1 678 502 176 729    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 8.1  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 45 600 AM  
LOWEST 12 400 PM  
AVERAGE 29  
   
......................................................
 
 
THE TWIN FALLS ID CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 96 2009  
MINIMUM TEMPERATURE (F) 55 46 2021  
 
SUNRISE AND SUNSET  
AUGUST 20 2025........SUNRISE 651 AM MDT SUNSET 831 PM MDT  
AUGUST 21 2025........SUNRISE 652 AM MDT SUNSET 829 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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