834  
CDUS45 KRIW 290739  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
139 AM MDT SUN SEP 29 2024  
   
...............................  
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR SEPTEMBER 28 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 86R 4:05 PM 86 2001 68 18 74  
MINIMUM 48 6:44 AM 26 1999 39 9 45  
AVERAGE 67 54 13 60  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.56 0.03 -0.03 0.00  
MONTH TO DATE 0.07 0.70 -0.63 0.67  
SINCE SEP 1 0.07 0.70 -0.63 0.67  
SINCE JAN 1 5.50 7.06 -1.56 10.40  
 
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 12 -12 5  
MONTH TO DATE 77 180 -103 94  
SINCE SEP 1 77 180 -103 94  
SINCE JUL 1 95 216 -121 127  
 
COOLING  
YESTERDAY 2 0 2 0  
MONTH TO DATE 62 28 34 30  
SINCE SEP 1 62 28 34 30  
SINCE JAN 1 604 496 108 401    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 7.5  
 
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 52 7:00 AM  
LOWEST 11 4:00 PM  
AVERAGE 32  
   
......................................................  
 
THE RIVERTON WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 83 2009  
MINIMUM TEMPERATURE (F) 39 29 1999  
 
SUNRISE AND SUNSET  
SEPTEMBER 29 2024.....SUNRISE 7:10 AM MDT SUNSET 6:57 PM MDT  
SEPTEMBER 30 2024.....SUNRISE 7:11 AM MDT SUNSET 6:56 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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