408  
CDUS45 KRIW 250730  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
130 AM MDT SAT APR 25 2026  
   
...............................
 
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR APRIL 24 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 38 3:26 PM 85 2012 59 -21 45  
MINIMUM 26 7:06 AM 22 2002 32 -6 36  
2011  
2013  
AVERAGE 32 45 -13 41  
 
PRECIPITATION (IN)  
YESTERDAY 0.05 0.78 0.04 0.01 0.23  
MONTH TO DATE 0.15 0.90 -0.75 0.82  
SINCE MAR 1 0.30 1.55 -1.25 2.54  
SINCE JAN 1 0.57 2.24 -1.67 3.04  
 
SNOWFALL (IN)  
YESTERDAY 1.0 3.4 2008 0.0  
MONTH TO DATE 2.1 4.0  
SINCE MAR 1 5.4 17.3  
SINCE JUL 1 13.4 29.8  
SNOW DEPTH T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 33 20 13 24  
MONTH TO DATE 427 534 -107 538  
SINCE MAR 1 970 1446 -476 1378  
SINCE JUL 1 5263 7324 -2061 6725  
 
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 20 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 8.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
SNOW  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 3:00 AM  
LOWEST 61 7:00 PM  
AVERAGE 81  
   
......................................................
 
 
THE RIVERTON WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 78 2012  
MINIMUM TEMPERATURE (F) 32 22 2018  
 
SUNRISE AND SUNSET  
APRIL 25 2026.........SUNRISE 6:16 AM MDT SUNSET 8:08 PM MDT  
APRIL 26 2026.........SUNRISE 6:14 AM MDT SUNSET 8:09 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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