839  
CDUS45 KRIW 220045  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
645 PM MDT SAT MAR 21 2026  
   
...............................  
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR MARCH 21 2026  
 
VALID TODAY AS OF 0600 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1995 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 81R 12:53 PM 69 2009 51 30 47  
MINIMUM 40 6:11 AM 5 2002 25 15 24  
AVERAGE 61 38 23 36  
 
PRECIPITATION (IN)  
TODAY 0.00 0.03 2021 0.03 -0.03 0.00  
MONTH TO DATE 0.15 0.35 -0.20 1.29  
SINCE MAR 1 0.15 0.35 -0.20 1.29  
SINCE JAN 1 0.42 1.04 -0.62 1.79  
 
SNOWFALL (IN)  
TODAY MM 0.0  
MONTH TO DATE 3.3 11.9  
SINCE MAR 1 3.3 11.9  
SINCE JUL 1 11.3 24.4  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 4 27 -23 29  
MONTH TO DATE 414 655 -241 641  
SINCE MAR 1 414 655 -241 641  
SINCE JUL 1 4707 6533 -1826 5988  
 
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 36 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 46 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 11.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 39  
LOWEST 8  
AVERAGE 24  
   
......................................................  
 
THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 51 66 2012  
MINIMUM TEMPERATURE (F) 25 16 2000  
2014  
 
SUNRISE AND SUNSET  
MARCH 21 2026.........SUNRISE 7:15 AM MDT SUNSET 7:27 PM MDT  
MARCH 22 2026.........SUNRISE 7:13 AM MDT SUNSET 7:29 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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