609  
CDUS45 KRIW 100727  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
127 AM MDT TUE SEP 10 2024  
   
...............................
 
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR SEPTEMBER 9 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 89 3:03 PM 94 2021 77 12 81  
MINIMUM 57 5:45 AM 24 2020 47 10 51  
AVERAGE 73 62 11 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.10 0.02 -0.02 0.00  
MONTH TO DATE 0.03 0.15 -0.12 0.15  
SINCE SEP 1 0.03 0.15 -0.12 0.15  
SINCE JAN 1 5.46 6.51 -1.05 9.88  
 
SNOWFALL (IN)  
YESTERDAY 0.0 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 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 4 -4 0  
MONTH TO DATE 3 31 -28 14  
SINCE SEP 1 3 31 -28 14  
SINCE JUL 1 21 67 -46 47  
 
COOLING  
YESTERDAY 8 2 6 1  
MONTH TO DATE 38 19 19 26  
SINCE SEP 1 38 19 19 26  
SINCE JAN 1 580 487 93 397    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 10.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 39 6:00 AM  
LOWEST 11 5:00 PM  
AVERAGE 25  
   
......................................................
 
 
THE RIVERTON WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 90 2021  
MINIMUM TEMPERATURE (F) 47 31 2007  
 
SUNRISE AND SUNSET  
SEPTEMBER 10 2024.....SUNRISE 6:49 AM MDT SUNSET 7:32 PM MDT  
SEPTEMBER 11 2024.....SUNRISE 6:50 AM MDT SUNSET 7:30 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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