CDUS46 KBOI 190124
CLIONO

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BOISE ID
724 PM MDT MON MAY 18 2026

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

...THE ONTARIO OR CLIMATE SUMMARY FOR MAY 18 2026...
VALID TODAY AS OF 0700 PM LOCAL TIME.

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


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 TODAY                                                               
  MAXIMUM         71    355 PM  96    1973  77     -6       64       
                                      2008                           
  MINIMUM         38    340 AM  27    1989  49    -11       42       
  AVERAGE         55                        63     -8       53     

PRECIPITATION (IN)                                                    
  TODAY            0.00          0.52 2005   0.04  -0.04     0.00     
  MONTH TO DATE    T                         0.64  -0.64     0.02     
  SINCE OCT 1      8.31                      7.56   0.75    10.94     
  SINCE JAN 1      4.77                      4.65   0.12     5.77     

DEGREE DAYS                                                           
 HEATING                                                              
  TODAY           10                         4      6       12        
  MONTH TO DATE   59                       105    -46      102        
  SINCE MAR 1   1030                      1060    -30     1012        
  SINCE JUL 1   4667                      5127   -460     4941        

 COOLING                                                              
  TODAY            0                         2     -2        0        
  MONTH TO DATE   25                        19      6       10        
  SINCE MAR 1     25                        21      4       10        
  SINCE JAN 1     25                        21      4       10        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION     N (350)       
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION     N (360)       
  AVERAGE WIND SPEED     8.2                                        


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    70           600 AM                                      
 LOWEST     16           400 PM                                      
 AVERAGE    43                                                        

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


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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