726  
CDUS45 KRIW 130728  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
128 AM MDT FRI SEP 13 2024  
   
...............................
 
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR SEPTEMBER 12 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1995 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 73 1:45 PM 88 2017 76 -3 81  
2018  
MINIMUM 47 11:59 PM 28 2014 46 1 45  
AVERAGE 60 61 -1 63  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 0.99 0.02 -0.01 0.00  
MONTH TO DATE 0.06 0.22 -0.16 0.15  
SINCE SEP 1 0.06 0.22 -0.16 0.15  
SINCE JAN 1 5.49 6.58 -1.09 9.88  
 
SNOWFALL (IN)  
YESTERDAY MM 0.0 2020 0.0  
MONTH TO DATE 0.0 0.0  
SINCE SEP 1 0.0 0.0  
SINCE JUL 1 0.0 0.0  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 5 5 0 2  
MONTH TO DATE 8 46 -38 25  
SINCE SEP 1 8 46 -38 25  
SINCE JUL 1 26 82 -56 58  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 47 22 25 26  
SINCE SEP 1 47 22 25 26  
SINCE JAN 1 589 490 99 397    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 38 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 50 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 14.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 6:00 AM  
LOWEST 14 2:00 PM  
AVERAGE 54  
   
......................................................
 
 
THE RIVERTON WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 90 2015  
MINIMUM TEMPERATURE (F) 46 31 2014  
 
SUNRISE AND SUNSET  
SEPTEMBER 13 2024.....SUNRISE 6:52 AM MDT SUNSET 7:26 PM MDT  
SEPTEMBER 14 2024.....SUNRISE 6:53 AM MDT SUNSET 7:24 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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