590  
CDUS45 KRIW 050728  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
128 AM MDT THU JUN 05 2025  
   
...............................
 
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR JUNE 4 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 63 5:18 PM 94 2021 74 -11 77  
MINIMUM 41 5:41 AM 32 1998 45 -4 49  
AVERAGE 52 60 -8 63  
 
PRECIPITATION (IN)  
YESTERDAY 0.12 0.49 0.05 0.07 0.00  
MONTH TO DATE 0.37 0.20 0.17 0.00  
SINCE JUN 1 0.37 0.20 0.17 0.00  
SINCE JAN 1 4.89 4.66 0.23 4.64  
 
SNOWFALL (IN)  
YESTERDAY MM 4.5 1998 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 MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 13 6 7 2  
MONTH TO DATE 38 27 11 11  
SINCE JUN 1 38 27 11 11  
SINCE JUL 1 7194 7839 -645 7462  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 7 4 3 0  
SINCE JUN 1 7 4 3 0  
SINCE JAN 1 13 12 1 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 8.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 3:00 AM  
LOWEST 38 5:00 PM  
AVERAGE 66  
   
......................................................
 
 
THE RIVERTON WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 93 2020  
2021  
MINIMUM TEMPERATURE (F) 45 35 2013  
 
SUNRISE AND SUNSET  
JUNE 5 2025..........SUNRISE 5:35 AM MDT SUNSET 8:50 PM MDT  
JUNE 6 2025..........SUNRISE 5:35 AM MDT SUNSET 8:50 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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