094  
CDUS45 KRIW 010028  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
628 PM MDT WED MAY 31 2023  
   
...............................
 
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR MAY 31 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1995 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 80 2:18 PM 86 1997 73 7 52  
MINIMUM 45 4:26 AM 36 2005 44 1 40  
2011  
AVERAGE 63 58 5 46  
 
PRECIPITATION (IN)  
TODAY 0.00 0.48 2022 0.06 -0.06 0.48  
MONTH TO DATE 0.32 1.92 -1.60 3.09  
SINCE MAR 1 2.43 3.77 -1.34 5.21  
SINCE JAN 1 4.57 4.46 0.11 5.86  
 
SNOWFALL (IN)  
TODAY 0.0 0.0  
MONTH TO DATE 0.0 T  
SINCE MAR 1 22.5 17.4  
SINCE JUL 1 87.1 31.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 2 7 -5 19  
MONTH TO DATE 240 375 -135 438  
SINCE MAR 1 2446 1934 512 2127  
SINCE JUL 1 9067 7812 1255 7167  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 0 8 -8 2  
SINCE MAR 1 0 8 -8 2  
SINCE JAN 1 0 8 -8 2    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 7.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83  
LOWEST 16  
AVERAGE 50  
   
......................................................
 
 
THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 89 2020  
MINIMUM TEMPERATURE (F) 45 36 2004  
2022  
 
SUNRISE AND SUNSET  
MAY 31 2023...........SUNRISE 5:38 AM MDT SUNSET 8:46 PM MDT  
JUNE 1 2023..........SUNRISE 5:37 AM MDT SUNSET 8:46 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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