863  
CDUS45 KRIW 290737  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
137 AM MDT TUE APR 29 2025  
   
...............................
 
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR APRIL 28 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 46 1:09 AM 83 2007 60 -14 58  
MINIMUM 34 11:59 PM 22 2005 33 1 34  
AVERAGE 40 46 -6 46  
 
PRECIPITATION (IN)  
YESTERDAY 0.20 0.87 0.06 0.14 T  
MONTH TO DATE 1.02 1.10 -0.08 0.44  
SINCE MAR 1 2.74 1.75 0.99 0.90  
SINCE JAN 1 3.24 2.44 0.80 2.35  
 
SNOWFALL (IN)  
YESTERDAY 0.0 9.5 2017 0.0  
MONTH TO DATE 4.0 0.1  
SINCE MAR 1 17.3 3.6  
SINCE JUL 1 29.8 35.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 25 18 7 19  
MONTH TO DATE 615 609 6 530  
SINCE MAR 1 1455 1521 -66 1404  
SINCE JUL 1 6802 7399 -597 6988  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 9.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 8:00 PM  
LOWEST 65 12:00 AM  
AVERAGE 79  
   
......................................................
 
 
THE RIVERTON WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 84 2007  
MINIMUM TEMPERATURE (F) 34 21 2017  
2019  
 
SUNRISE AND SUNSET  
APRIL 29 2025.........SUNRISE 6:10 AM MDT SUNSET 8:13 PM MDT  
APRIL 30 2025.........SUNRISE 6:08 AM MDT SUNSET 8:14 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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