739  
CDUS45 KRIW 270728  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
128 AM MDT FRI MAR 27 2026  
   
...............................  
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR MARCH 26 2026  
 
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)  
YESTERDAY  
MAXIMUM 58 12:11 AM 71 2022 52 6 70  
MINIMUM 34 10:01 PM 1 1996 26 8 32  
AVERAGE 46 39 7 51  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.29 0.04 -0.04 0.00  
MONTH TO DATE 0.15 0.49 -0.34 1.29  
SINCE MAR 1 0.15 0.49 -0.34 1.29  
SINCE JAN 1 0.42 1.18 -0.76 1.79  
 
SNOWFALL (IN)  
YESTERDAY 0.0 4.7 2018 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 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 19 26 -7 14  
MONTH TO DATE 470 786 -316 736  
SINCE MAR 1 470 786 -316 736  
SINCE JUL 1 4763 6664 -1901 6083  
 
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 NE (50)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 10.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 67 9:00 PM  
LOWEST 24 1:00 AM  
AVERAGE 46  
   
......................................................  
 
THE RIVERTON WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 53 73 2025  
MINIMUM TEMPERATURE (F) 26 2 2009  
 
SUNRISE AND SUNSET  
MARCH 27 2026.........SUNRISE 7:04 AM MDT SUNSET 7:35 PM MDT  
MARCH 28 2026.........SUNRISE 7:03 AM MDT SUNSET 7:36 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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