330  
CDUS45 KBOI 190931  
CLITWF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOISE ID  
331 AM MDT SUN OCT 19 2025  
   
...............................
 
 
   
..THE TWIN FALLS ID CLIMATE SUMMARY FOR OCTOBER 18 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 59 304 PM 85 2003 61 -2 50  
MINIMUM 40 636 AM 30 2013 36 4 31  
AVERAGE 50 48 2 41  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.16 2015 0.02 -0.02 T  
MONTH TO DATE 0.49 0.43 0.06 0.12  
SINCE OCT 1 0.49 0.43 0.06 0.12  
SINCE JAN 1 5.01 7.89 -2.88 5.71  
 
DEGREE DAYS  
HEATING  
YESTERDAY 15 16 -1 24  
MONTH TO DATE 237 234 3 104  
SINCE SEP 1 281 385 -104 185  
SINCE JUL 1 281 412 -131 204  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 2 0 2 4  
SINCE SEP 1 67 53 14 79  
SINCE JAN 1 832 613 219 843    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 10.7  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76 700 PM  
LOWEST 38 1100 AM  
AVERAGE 57  
   
......................................................
 
 
THE TWIN FALLS ID CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 61 79 2017  
MINIMUM TEMPERATURE (F) 35 25 1999  
 
SUNRISE AND SUNSET  
OCTOBER 19 2025.......SUNRISE 756 AM MDT SUNSET 649 PM MDT  
OCTOBER 20 2025.......SUNRISE 757 AM MDT SUNSET 647 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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