125  
CDUS45 KRIW 170733  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
133 AM MDT THU JUL 17 2025  
   
...............................
 
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR JULY 16 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 76 4:11 PM 101 2005 89 -13 86  
MINIMUM 53 4:57 AM 50 2015 56 -3 56  
AVERAGE 65 72 -7 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.24 0.02 -0.02 0.00  
MONTH TO DATE 0.02 0.28 -0.26 0.11  
SINCE JUN 1 0.92 1.22 -0.30 0.39  
SINCE JAN 1 5.44 5.68 -0.24 5.03  
 
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 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 6 -6 7  
SINCE JUN 1 78 121 -43 40  
SINCE JUL 1 0 6 -6 7  
 
COOLING  
YESTERDAY 0 8 -8 6  
MONTH TO DATE 132 101 31 97  
SINCE JUN 1 248 168 80 235  
SINCE JAN 1 254 176 78 235    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 8.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 4:00 AM  
LOWEST 44 4:00 PM  
AVERAGE 72  
   
......................................................
 
 
THE RIVERTON WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 99 2022  
MINIMUM TEMPERATURE (F) 57 48 1999  
 
SUNRISE AND SUNSET  
JULY 17 2025..........SUNRISE 5:50 AM MDT SUNSET 8:49 PM MDT  
JULY 18 2025..........SUNRISE 5:51 AM MDT SUNSET 8:49 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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