787  
CDUS45 KBOI 190124  
CLITWF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOISE ID  
724 PM MDT SUN MAY 18 2025  
   
...............................
 
 
   
..THE TWIN FALLS ID CLIMATE SUMMARY FOR MAY 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 57 241 PM 93 2009 70 -13 73  
MINIMUM 42 652 AM 28 2017 43 -1 40  
AVERAGE 50 56 -6 57  
 
PRECIPITATION (IN)  
TODAY 0.00 0.72 2015 0.05 -0.05 0.00  
MONTH TO DATE 0.55 0.84 -0.29 0.64  
SINCE OCT 1 6.13 7.40 -1.27 6.53  
SINCE JAN 1 3.34 4.58 -1.24 4.08  
 
DEGREE DAYS  
HEATING  
TODAY 15 9 6 8  
MONTH TO DATE 158 211 -53 214  
SINCE MAR 1 1289 1512 -223 1471  
SINCE JUL 1 5484 6177 -693 5527  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 16 1 15 2  
SINCE MAR 1 16 1 15 2  
SINCE JAN 1 16 1 15 2    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 41 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 63 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 28.4  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 1200 AM  
LOWEST 32 600 PM  
AVERAGE 61  
   
......................................................
 
 
THE TWIN FALLS ID CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 88 2008  
MINIMUM TEMPERATURE (F) 43 26 2003  
 
SUNRISE AND SUNSET  
MAY 18 2025...........SUNRISE 613 AM MDT SUNSET 856 PM MDT  
MAY 19 2025...........SUNRISE 612 AM MDT SUNSET 857 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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