530  
CDUS45 KRIW 180046  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
646 PM MDT THU APR 17 2025  
   
...............................
 
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR APRIL 17 2025
 
 
VALID TODAY AS OF 0600 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 48 12:35 AM 76 2005 57 -9 48  
MINIMUM 26 12:16 PM 15 2020 30 -4 27  
AVERAGE 37 44 -7 38  
 
PRECIPITATION (IN)  
TODAY 0.21R 0.16 2018 0.04 0.17 0.05  
MONTH TO DATE 0.42 0.60 -0.18 0.11  
SINCE MAR 1 2.14 1.25 0.89 0.57  
SINCE JAN 1 2.64 1.94 0.70 2.02  
 
SNOWFALL (IN)  
TODAY MM T  
MONTH TO DATE 1.7 0.1  
SINCE MAR 1 15.0 3.6  
SINCE JUL 1 27.5 35.8  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 28 22 6 27  
MONTH TO DATE 365 391 -26 314  
SINCE MAR 1 1205 1303 -98 1188  
SINCE JUL 1 6552 7181 -629 6772  
 
COOLING  
TODAY 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 28 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 17.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
HEAVY SNOW  
SNOW  
LIGHT SNOW  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96  
LOWEST 49  
AVERAGE 73  
   
......................................................
 
 
THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 57 78 2001  
MINIMUM TEMPERATURE (F) 30 13 2013  
 
SUNRISE AND SUNSET  
APRIL 17 2025.........SUNRISE 6:28 AM MDT SUNSET 7:59 PM MDT  
APRIL 18 2025.........SUNRISE 6:26 AM MDT SUNSET 8:00 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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