207   
CDUS45 KRIW 120045  
CLIRIW  
  
CLIMATE REPORT   
NATIONAL WEATHER SERVICE RIVERTON WY  
645 PM MDT SUN MAY 11 2025  
   
...............................  
  
   
..THE RIVERTON WY CLIMATE SUMMARY FOR MAY 11 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         80   4:09 PM  83    2007  65     15       69          
  MINIMUM         46   4:07 AM  24    1999  38      8       38          
  AVERAGE         63                        51     12       54       
  
PRECIPITATION (IN)                                                      
  TODAY            T             1.50 2010   0.06  -0.06     0.00       
  MONTH TO DATE    0.36                      0.68  -0.32     0.96       
  SINCE MAR 1      3.24                      2.53   0.71     1.86       
  SINCE JAN 1      3.74                      3.22   0.52     3.31       
  
SNOWFALL (IN)                                                                
  TODAY           MM                                         0.0        
  MONTH TO DATE    T                                         0.7        
  SINCE MAR 1     17.3                                       4.3        
  SINCE JUL 1     29.8                                      36.5        
  SNOW DEPTH      MM                                                    
  
DEGREE DAYS                                                             
 HEATING                                                                
  TODAY            2                        14    -12       11          
  MONTH TO DATE   90                       172    -82      212          
  SINCE MAR 1   1580                      1731   -151     1649          
  SINCE JUL 1   6927                      7609   -682     7233          
  
 COOLING                                                                
  TODAY            0                         0      0        0          
  MONTH TO DATE    0                         0      0        0          
  SINCE MAR 1      0                         0      0        0          
  SINCE JAN 1      0                         0      0        0           
...............................................................  
  
WIND (MPH)                                                              
  HIGHEST WIND SPEED    36   HIGHEST WIND DIRECTION    SW (220)         
  HIGHEST GUST SPEED    47   HIGHEST GUST DIRECTION    SW (240)         
  AVERAGE WIND SPEED    12.0                                          
  
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    61                                                          
 LOWEST     17                                                          
 AVERAGE    39                                                          
   
......................................................  
  
THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW  
                         NORMAL    RECORD    YEAR                       
 MAXIMUM TEMPERATURE (F)   65        87      2007                        
 MINIMUM TEMPERATURE (F)   38        29      2004                        
                                             2014                       
  
SUNRISE AND SUNSET                                                      
MAY 11 2025...........SUNRISE   5:54 AM MDT   SUNSET   8:27 PM MDT       
MAY 12 2025...........SUNRISE   5:53 AM MDT   SUNSET   8:28 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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