780  
CDUS45 KBOI 190124  
CLIBOI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOISE ID  
724 PM MDT SUN MAY 18 2025  
   
...............................
 
 
   
..THE BOISE ID CLIMATE SUMMARY FOR MAY 18 2025
 
 
VALID TODAY AS OF 0700 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1875 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 61 553 PM 95 2009 73 -12 76  
MINIMUM 43 600 AM 30 1971 48 -5 41  
AVERAGE 52 61 -9 59  
 
PRECIPITATION (IN)  
TODAY 0.03 0.75 1957 0.05 -0.02 0.00  
MONTH TO DATE 0.78 0.85 -0.07 0.74  
SINCE OCT 1 10.69 9.35 1.34 13.55  
SINCE JAN 1 6.28 5.82 0.46 9.61  
 
DEGREE DAYS  
HEATING  
TODAY 13 6 7 6  
MONTH TO DATE 114 141 -27 136  
SINCE MAR 1 1047 1179 -132 1154  
SINCE JUL 1 4846 5199 -353 4664  
 
COOLING  
TODAY 0 2 -2 0  
MONTH TO DATE 26 16 10 10  
SINCE MAR 1 26 19 7 12  
SINCE JAN 1 26 19 7 12    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 17.3  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1200 AM  
LOWEST 25 500 PM  
AVERAGE 59  
   
......................................................
 
 
THE BOISE ID CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 90 1993  
2006  
2023  
MINIMUM TEMPERATURE (F) 49 28 1960  
1989  
 
SUNRISE AND SUNSET  
MAY 18 2025...........SUNRISE 617 AM MDT SUNSET 907 PM MDT  
MAY 19 2025...........SUNRISE 616 AM MDT SUNSET 908 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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