820  
CDUS45 KBOI 210950  
CLITWF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOISE ID  
350 AM MDT SAT SEP 21 2024  
   
...............................  
 
   
..THE TWIN FALLS ID CLIMATE SUMMARY FOR SEPTEMBER 20 2024  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1997 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 77 333 PM 86 2013 75 2 70  
2022  
MINIMUM 50 644 AM 35 2013 46 4 45  
AVERAGE 64 60 4 58  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.17 2017 0.02 -0.02 T  
MONTH TO DATE 0.23 0.31 -0.08 0.41  
SINCE OCT 1 8.04 10.06 -2.02 8.02  
SINCE JAN 1 5.59 7.24 -1.65 5.85  
 
DEGREE DAYS  
HEATING  
YESTERDAY 1 6 -5 7  
MONTH TO DATE 54 74 -20 17  
SINCE SEP 1 54 74 -20 17  
SINCE JUL 1 73 101 -28 19  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 57 46 11 41  
SINCE SEP 1 57 46 11 41  
SINCE JAN 1 821 606 215 722    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 11.5  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 66 1200 AM  
LOWEST 29 200 PM  
AVERAGE 48  
   
......................................................  
 
THE TWIN FALLS ID CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 86 2012  
MINIMUM TEMPERATURE (F) 46 32 2021  
 
SUNRISE AND SUNSET  
SEPTEMBER 21 2024.....SUNRISE 725 AM MDT SUNSET 736 PM MDT  
SEPTEMBER 22 2024.....SUNRISE 726 AM MDT SUNSET 734 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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