300  
CDUS45 KRIW 250045  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
645 PM MDT SAT MAY 24 2025  
   
...............................  
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR MAY 24 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 67 12:52 PM 81 2003 70 -3 66  
MINIMUM 50 6:03 AM 28 2002 42 8 29  
AVERAGE 59 56 3 48  
 
PRECIPITATION (IN)  
TODAY 0.05 1.06 2015 0.06 -0.01 0.00  
MONTH TO DATE 1.14 1.53 -0.39 2.07  
SINCE MAR 1 4.02 3.38 0.64 2.97  
SINCE JAN 1 4.52 4.07 0.45 4.42  
 
SNOWFALL (IN)  
TODAY MM 0.0  
MONTH TO DATE 0.9 0.9  
SINCE MAR 1 18.2 4.5  
SINCE JUL 1 30.7 36.7  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 6 9 -3 17  
MONTH TO DATE 286 318 -32 372  
SINCE MAR 1 1776 1877 -101 1809  
SINCE JUL 1 7123 7755 -632 7393  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 3 0 3 0  
SINCE MAR 1 3 0 3 0  
SINCE JAN 1 3 0 3 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 10.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77  
LOWEST 37  
AVERAGE 57  
   
......................................................  
 
THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 86 2006  
MINIMUM TEMPERATURE (F) 43 33 2010  
 
SUNRISE AND SUNSET  
MAY 24 2025...........SUNRISE 5:42 AM MDT SUNSET 8:40 PM MDT  
MAY 25 2025...........SUNRISE 5:41 AM MDT SUNSET 8:41 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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