680  
CDUS45 KBOI 120931  
CLITWF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOISE ID  
331 AM MDT TUE MAY 12 2026  
   
...............................  
 
   
..THE TWIN FALLS ID CLIMATE SUMMARY FOR MAY 11 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 83 420 PM 87 2007 67 16 81  
MINIMUM 57 541 AM 29 1999 41 16 60  
AVERAGE 70 54 16 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.70 2010 0.04 -0.04 0.03  
MONTH TO DATE T 0.50 -0.50 0.17  
SINCE OCT 1 5.40 7.06 -1.66 5.75  
SINCE JAN 1 3.20 4.24 -1.04 2.96  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 11 -11 0  
MONTH TO DATE 50 140 -90 69  
SINCE MAR 1 1022 1441 -419 1200  
SINCE JUL 1 4637 6106 -1469 5395  
 
COOLING  
YESTERDAY 5 0 5 6  
MONTH TO DATE 6 0 6 16  
SINCE MAR 1 7 0 7 16  
SINCE JAN 1 7 0 7 16    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 12.0  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 44 700 AM  
LOWEST 9 300 AM  
AVERAGE 27  
   
......................................................  
 
THE TWIN FALLS ID CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 90 2013  
MINIMUM TEMPERATURE (F) 41 30 2000  
 
SUNRISE AND SUNSET  
MAY 12 2026...........SUNRISE 619 AM MDT SUNSET 850 PM MDT  
MAY 13 2026...........SUNRISE 618 AM MDT SUNSET 851 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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