532  
CDUS45 KBOI 200932  
CLIBOI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOISE ID  
332 AM MDT SAT MAY 20 2023  
   
...............................
 
 
   
..THE BOISE ID CLIMATE SUMMARY FOR MAY 19 2023
 
 
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)  
YESTERDAY  
MAXIMUM 90R 530 PM 90 1954 73 17 58  
1993  
2006  
MINIMUM 61 609 AM 28 1960 49 12 41  
1989  
AVERAGE 76 61 15 50  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.75 1894 0.05 -0.05 0.00  
MONTH TO DATE 1.25 0.90 0.35 1.61  
SINCE OCT 1 10.63 9.40 1.23 8.85  
SINCE JAN 1 5.53 5.87 -0.34 4.31  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2007 0.0 0.0 0.0  
MONTH TO DATE T 0.0 0.0 0.5  
SINCE JUL 1 31.2 17.6 13.6 22.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 6 -6 15  
MONTH TO DATE 80 147 -67 206  
SINCE MAR 1 1342 1185 157 1344  
SINCE JUL 1 5430 5205 225 5281  
 
COOLING  
YESTERDAY 11 2 9 0  
MONTH TO DATE 41 18 23 4  
SINCE MAR 1 50 21 29 4  
SINCE JAN 1 50 21 29 4    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 7.1  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 65 100 AM  
LOWEST 18 500 PM  
AVERAGE 42  
   
......................................................
 
 
THE BOISE ID CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 94 1958  
MINIMUM TEMPERATURE (F) 49 29 1898  
 
SUNRISE AND SUNSET  
MAY 20 2023...........SUNRISE 615 AM MDT SUNSET 908 PM MDT  
MAY 21 2023...........SUNRISE 614 AM MDT SUNSET 909 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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