691  
CDUS46 KBOI 201639  
CLIONO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOISE ID  
1039 AM MDT SAT MAY 20 2023  
   
...............................
 
 
   
..THE ONTARIO OR CLIMATE SUMMARY FOR MAY 20 2023
 
 
VALID AS OF 0900 AM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1948 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL LAST  
VALUE (LST) VALUE VALUE YEAR    
.......................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 73 859 AM 93 1958 78 70  
1980  
MINIMUM 56 539 AM 35 1971 49 43  
1976  
2003  
AVERAGE 65 64 57  
 
PRECIPITATION (IN)  
TODAY 0.00 0.65 2019 0.04 0.00  
MONTH TO DATE 0.62 0.72 0.49  
SINCE OCT 1 8.63 7.64 5.43  
SINCE JAN 1 4.59 4.73 2.39  
   
.......................................................
 
 
WIND (MPH)  
AVERAGE WIND SPEED 3.3  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 600 AM  
   
......................................................
 
 
THE ONTARIO OR CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 96 1967  
MINIMUM TEMPERATURE (F) 50 30 1974  
 
SUNRISE AND SUNSET  
MAY 20 2023...........SUNRISE 617 AM MDT SUNSET 913 PM MDT  
MAY 21 2023...........SUNRISE 616 AM MDT SUNSET 914 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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