339  
CDUS45 KRIW 190046  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
646 PM MDT TUE MAR 18 2025  
   
...............................
 
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR MARCH 18 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 38 12:43 AM 70 2007 50 -12 61  
2017  
MINIMUM 28 1:45 PM 9 2023 24 4 29  
AVERAGE 33 37 -4 45  
 
PRECIPITATION (IN)  
TODAY 0.15 0.21 2003 0.02 0.13 0.00  
MONTH TO DATE 1.29 0.27 1.02 0.18  
SINCE MAR 1 1.29 0.27 1.02 0.18  
SINCE JAN 1 1.79 0.96 0.83 1.63  
 
SNOWFALL (IN)  
TODAY MM 0.0  
MONTH TO DATE 11.0 0.7  
SINCE MAR 1 11.0 0.7  
SINCE JUL 1 23.5 32.9  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 32 28 4 20  
MONTH TO DATE 542 572 -30 530  
SINCE MAR 1 542 572 -30 530  
SINCE JUL 1 5889 6450 -561 6114  
 
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 30 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 18.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
SNOW  
LIGHT SNOW  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96  
LOWEST 63  
AVERAGE 80  
   
......................................................
 
 
THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 50 72 1997  
MINIMUM TEMPERATURE (F) 24 5 2023  
 
SUNRISE AND SUNSET  
MARCH 18 2025.........SUNRISE 7:20 AM MDT SUNSET 7:24 PM MDT  
MARCH 19 2025.........SUNRISE 7:18 AM MDT SUNSET 7:25 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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