524  
CDUS45 KBOI 010123  
CLIBOI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOISE ID  
723 PM MDT SAT SEP 30 2023  
   
...............................
 
 
   
..THE BOISE ID CLIMATE SUMMARY FOR SEPTEMBER 30 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 57 1207 AM 96 1992 74 -17 72  
MINIMUM 51 941 AM 29 1954 48 3 48  
AVERAGE 54 61 -7 60  
 
PRECIPITATION (IN)  
TODAY 0.20 0.61 1983 0.02 0.18 T  
MONTH TO DATE 0.42 0.43 -0.01 0.24  
SINCE OCT 1 14.71 11.51 3.20 11.06  
SINCE JAN 1 9.61 7.98 1.63 6.52  
 
DEGREE DAYS  
HEATING  
TODAY 11 6 5 5  
MONTH TO DATE 48 81 -33 13  
SINCE SEP 1 48 81 -33 13  
SINCE JUL 1 48 94 -46 13  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 156 119 37 206  
SINCE SEP 1 156 119 37 206  
SINCE JAN 1 1322 1034 288 1390    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 6.1  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 1100 AM  
LOWEST 53 1200 AM  
AVERAGE 70  
   
......................................................
 
 
THE BOISE ID CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 94 1992  
1997  
MINIMUM TEMPERATURE (F) 47 28 1898  
 
SUNRISE AND SUNSET  
SEPTEMBER 30 2023.....SUNRISE 741 AM MDT SUNSET 728 PM MDT  
OCTOBER 1 2023.......SUNRISE 742 AM MDT SUNSET 726 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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