CDUS46 KBOI 201631
CLIONO

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BOISE ID
1031 AM MDT WED MAY 20 2026

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

...THE ONTARIO OR CLIMATE SUMMARY FOR MAY 20 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         61    859 AM  94    2023  78      69               
  MINIMUM         42    456 AM  35    1971  49      48               
                                      1976                           
                                      2003                           
  AVERAGE         52                        64      59             

PRECIPITATION (IN)                                                    
  TODAY            0.00          0.65 2019   0.04     T               
  MONTH TO DATE    T                         0.72    0.02             
  SINCE OCT 1      8.31                      7.64   10.94             
  SINCE JAN 1      4.77                      4.73    5.77             

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


WIND (MPH)                                                            
  AVERAGE WIND SPEED     1.3                                        


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    70           400 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 2026...........SUNRISE   617 AM MDT   SUNSET   913 PM MDT     
MAY 21 2026...........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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