535  
CDUS45 KRIW 120731  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
131 AM MDT THU JUN 12 2025  
   
...............................  
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR JUNE 11 2025  
 
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)  
YESTERDAY  
MAXIMUM 86 3:38 PM 92 2022 77 9 87  
MINIMUM 53 11:41 PM 35 2008 47 6 49  
AVERAGE 70 62 8 68  
 
PRECIPITATION (IN)  
YESTERDAY 0.03 0.44 0.03 0.00 0.00  
MONTH TO DATE 0.79 0.48 0.31 0.01  
SINCE JUN 1 0.79 0.48 0.31 0.01  
SINCE JAN 1 5.31 4.94 0.37 4.65  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2020 0.0  
MONTH TO DATE 0.0 0.0  
SINCE JUN 1 0.0 0.0  
SINCE JUL 1 30.7 36.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 5 -5 0  
MONTH TO DATE 62 65 -3 11  
SINCE JUN 1 62 65 -3 11  
SINCE JUL 1 7218 7877 -659 7462  
 
COOLING  
YESTERDAY 5 2 3 3  
MONTH TO DATE 21 13 8 35  
SINCE JUN 1 21 13 8 35  
SINCE JAN 1 27 21 6 35    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 7.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 11:00 PM  
LOWEST 17 4:00 PM  
AVERAGE 49  
   
......................................................  
 
THE RIVERTON WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 93 2006  
MINIMUM TEMPERATURE (F) 47 38 2008  
 
SUNRISE AND SUNSET  
JUNE 12 2025..........SUNRISE 5:34 AM MDT SUNSET 8:54 PM MDT  
JUNE 13 2025..........SUNRISE 5:34 AM MDT SUNSET 8:54 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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