CDUS45 KRIW 190046
CLILND

CLIMATE REPORT 
NATIONAL WEATHER SERVICE RIVERTON WY
646 PM MDT MON MAY 18 2026

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

...THE LANDER WY CLIMATE SUMMARY FOR MAY 18 2026...
VALID TODAY AS OF 0600 PM LOCAL TIME.

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1891 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 TODAY                                                               
  MAXIMUM         37   4:27 PM  86    1901  67    -30       64        
                                      2006                           
                                      2020                           
  MINIMUM         29   7:39 AM  22    1896  40    -11       43        
  AVERAGE         33                        54    -21       54     

PRECIPITATION (IN)                                                    
  TODAY            0.58          1.38 2017   0.09   0.49     0.18     
  MONTH TO DATE    1.41                      1.61  -0.20     1.52     
  SINCE MAR 1      3.80                      4.97  -1.17     7.12     
  SINCE JAN 1      4.21                      6.18  -1.97     8.20     

SNOWFALL (IN)                                                              
  TODAY           MM                         0.1   MM        0.0      
  MONTH TO DATE    4.6                       3.7    0.9      3.4      
  SINCE MAR 1     22.0                      34.5  -12.5     48.7      
  SINCE JUL 1     30.2                      86.7  -56.5     79.0      
  SNOW DEPTH      MM                                                  

DEGREE DAYS                                                           
 HEATING                                                              
  TODAY           32                        12     20       11        
  MONTH TO DATE  207                       265    -58      213        
  SINCE MAR 1   1329                      1816   -487     1672        
  SINCE JUL 1   5412                      7467  -2055     6701        

 COOLING                                                              
  TODAY            0                         0      0        0        
  MONTH TO DATE    2                         0      2        4        
  SINCE MAR 1      3                         0      3        4        
  SINCE JAN 1      3                         0      3        4        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     N (360)       
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION     N (360)       
  AVERAGE WIND SPEED     9.1                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 1.0                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED TODAY.                             
  HEAVY SNOW                                                          
  SNOW                                                                
  LIGHT SNOW                                                          
  FOG                                                                 
  FOG W/VISIBILITY <= 1/4 MILE                                        
  HAZE                                                                


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100                                                        
 LOWEST     70                                                        
 AVERAGE    85                                                        

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


THE LANDER WY CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   67        88      1954                      
 MINIMUM TEMPERATURE (F)   41        24      1950                      


SUNRISE AND SUNSET                                                    
MAY 18 2026...........SUNRISE   5:49 AM MDT   SUNSET   8:34 PM MDT     
MAY 19 2026...........SUNRISE   5:48 AM MDT   SUNSET   8:35 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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