360  
CDUS45 KRIW 220728  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
128 AM MDT SUN JUN 22 2025  
   
...............................
 
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR JUNE 21 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 4:32 PM 98 2016 81 5 79  
MINIMUM 57 5:24 AM 41 2019 49 8 54  
AVERAGE 72 65 7 67  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.27 0.03 -0.03 0.27  
MONTH TO DATE 0.79 0.75 0.04 0.28  
SINCE JUN 1 0.79 0.75 0.04 0.28  
SINCE JAN 1 5.31 5.21 0.10 4.92  
 
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 2 -2 0  
MONTH TO DATE 62 99 -37 33  
SINCE JUN 1 62 99 -37 33  
SINCE JUL 1 7218 7911 -693 7484  
 
COOLING  
YESTERDAY 7 3 4 2  
MONTH TO DATE 83 34 49 73  
SINCE JUN 1 83 34 49 73  
SINCE JAN 1 89 42 47 73    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 10.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 60 5:00 AM  
LOWEST 11 3:00 PM  
AVERAGE 36  
   
......................................................
 
 
THE RIVERTON WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 95 2012  
2021  
MINIMUM TEMPERATURE (F) 50 40 2019  
 
SUNRISE AND SUNSET  
JUNE 22 2025..........SUNRISE 5:35 AM MDT SUNSET 8:57 PM MDT  
JUNE 23 2025..........SUNRISE 5:35 AM MDT SUNSET 8:57 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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