CDUS46 KBOI 181634
CLIONO

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BOISE ID
1034 AM MDT MON MAY 18 2026

...................................

...THE ONTARIO OR CLIMATE SUMMARY FOR MAY 18 2026...
VALID AS OF 1000 AM LOCAL TIME.

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1945 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL  LAST               
                VALUE   (LST)  VALUE       VALUE   YEAR              
...........................................................
TEMPERATURE (F)                                                          
 TODAY                                                               
  MAXIMUM         57    859 AM  96    1973  77      64               
                                      2008                           
  MINIMUM         38    340 AM  27    1989  49      42               
  AVERAGE         48                        63      53             

PRECIPITATION (IN)                                                    
  TODAY            0.00          0.52 2005   0.04    0.00             
  MONTH TO DATE    T                         0.64    0.02             
  SINCE OCT 1      8.31                      7.56   10.94             
  SINCE JAN 1      4.77                      4.65    5.77             

...........................................................


WIND (MPH)                                                            
  AVERAGE WIND SPEED     7.0                                        


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    70           600 AM                                      

..........................................................


THE ONTARIO OR CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   78        95      1954                      
 MINIMUM TEMPERATURE (F)   49        31      1960                      
                                             2003                     


SUNRISE AND SUNSET                                                    
MAY 18 2026...........SUNRISE   619 AM MDT   SUNSET   911 PM MDT     
MAY 19 2026...........SUNRISE   618 AM MDT   SUNSET   912 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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