092  
CDUS45 KBOI 220120  
CLIBOI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOISE ID  
720 PM MDT SUN MAY 21 2023  
   
...............................
 
 
   
..THE BOISE ID CLIMATE SUMMARY FOR MAY 21 2023
 
 
VALID TODAY AS OF 0600 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1875 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 91R 432 PM 91 1919 74 17 68  
MINIMUM 62 624 AM 27 1887 49 13 42  
AVERAGE 77 62 15 55  
 
PRECIPITATION (IN)  
TODAY 0.00 1.12 1932 0.05 -0.05 T  
MONTH TO DATE 1.25 1.00 0.25 1.61  
SINCE OCT 1 10.63 9.50 1.13 8.85  
SINCE JAN 1 5.53 5.97 -0.44 4.31  
 
DEGREE DAYS  
HEATING  
TODAY 0 5 -5 10  
MONTH TO DATE 80 157 -77 229  
SINCE MAR 1 1342 1195 147 1367  
SINCE JUL 1 5430 5215 215 5304  
 
COOLING  
TODAY 12 2 10 0  
MONTH TO DATE 64 22 42 4  
SINCE MAR 1 73 25 48 4  
SINCE JAN 1 73 25 48 4    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 6.6  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 56 400 AM  
LOWEST 22 500 PM  
AVERAGE 39  
   
......................................................
 
 
THE BOISE ID CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 93 1988  
MINIMUM TEMPERATURE (F) 49 28 1960  
 
SUNRISE AND SUNSET  
MAY 21 2023...........SUNRISE 614 AM MDT SUNSET 909 PM MDT  
MAY 22 2023...........SUNRISE 613 AM MDT SUNSET 910 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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