061  
CDUS45 KBOI 190123  
CLITWF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOISE ID  
723 PM MDT MON AUG 18 2025  
   
...............................  
 
   
..THE TWIN FALLS ID CLIMATE SUMMARY FOR AUGUST 18 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 93 501 PM 99 2008 87 6 92  
MINIMUM 57 608 AM 50 2003 55 2 62  
AVERAGE 75 71 4 77  
 
PRECIPITATION (IN)  
TODAY 0.00 0.51 2024 0.01 -0.01 0.51  
MONTH TO DATE T 0.28 -0.28 0.72  
SINCE OCT 1 6.34 9.60 -3.26 7.81  
SINCE JAN 1 3.55 6.78 -3.23 5.36  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 10 6 4 12  
MONTH TO DATE 153 148 5 193  
SINCE JUN 1 622 481 141 715  
SINCE JAN 1 667 496 171 717    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 6.9  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 55 600 AM  
LOWEST 15 400 PM  
AVERAGE 35  
   
......................................................  
 
THE TWIN FALLS ID CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 97 2020  
MINIMUM TEMPERATURE (F) 55 43 2002  
 
SUNRISE AND SUNSET  
AUGUST 18 2025........SUNRISE 648 AM MDT SUNSET 834 PM MDT  
AUGUST 19 2025........SUNRISE 650 AM MDT SUNSET 833 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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