176   
CDUS45 KRIW 280045  
CLIRIW  
  
CLIMATE REPORT   
NATIONAL WEATHER SERVICE RIVERTON WY  
645 PM MDT TUE MAY 27 2025  
   
...............................  
  
   
..THE RIVERTON WY CLIMATE SUMMARY FOR MAY 27 2025  
  
VALID TODAY AS OF 0600 PM LOCAL TIME.  
  
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1995 TO 2025  
  
WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST        
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR       
                                                  NORMAL              
...............................................................  
  
TEMPERATURE (F)                                                            
 TODAY                                                                 
  MAXIMUM         76  12:25 PM  87    2014  71      5       73          
  MINIMUM         47   4:50 AM  35    2012  43      4       39          
  AVERAGE         62                        57      5       56       
  
PRECIPITATION (IN)                                                      
  TODAY            T             1.63 2019   0.06  -0.06     0.00       
  MONTH TO DATE    1.14                      1.70  -0.56     2.07       
  SINCE MAR 1      4.02                      3.55   0.47     2.97       
  SINCE JAN 1      4.52                      4.24   0.28     4.42       
  
SNOWFALL (IN)                                                                
  TODAY           MM                                         0.0        
  MONTH TO DATE    0.9                                       0.9        
  SINCE MAR 1     18.2                                       4.5        
  SINCE JUL 1     30.7                                      36.7        
  SNOW DEPTH      MM                                                    
  
DEGREE DAYS                                                             
 HEATING                                                                
  TODAY            3                         8     -5        9          
  MONTH TO DATE  310                       344    -34      402          
  SINCE MAR 1   1800                      1903   -103     1839          
  SINCE JUL 1   7147                      7781   -634     7423          
  
 COOLING                                                                
  TODAY            0                         0      0        0          
  MONTH TO DATE    3                         0      3        0          
  SINCE MAR 1      3                         0      3        0          
  SINCE JAN 1      3                         0      3        0           
...............................................................  
  
WIND (MPH)                                                              
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION     N (10)          
  HIGHEST GUST SPEED    34   HIGHEST GUST DIRECTION     N (20)          
  AVERAGE WIND SPEED     9.3                                          
  
SKY COVER                                                               
  POSSIBLE SUNSHINE  MM                                                   
  AVERAGE SKY COVER 0.1                                                   
  
WEATHER CONDITIONS                                                      
THE FOLLOWING WEATHER WAS RECORDED TODAY.                               
  THUNDERSTORM                                                          
  LIGHT RAIN                                                            
  
RELATIVE HUMIDITY (PERCENT)  
 HIGHEST    77                                                          
 LOWEST     28                                                          
 AVERAGE    53                                                          
   
......................................................  
  
THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW  
                         NORMAL    RECORD    YEAR                       
 MAXIMUM TEMPERATURE (F)   72        90      2003                        
 MINIMUM TEMPERATURE (F)   43        35      2011                        
  
SUNRISE AND SUNSET                                                      
MAY 27 2025...........SUNRISE   5:40 AM MDT   SUNSET   8:43 PM MDT       
MAY 28 2025...........SUNRISE   5:39 AM MDT   SUNSET   8:43 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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