885  
CDUS45 KRIW 260045  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
645 PM MDT SUN OCT 25 2026  
   
...............................  
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR OCTOBER 25 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 46 3:17 PM 73 2014 54 -8 59  
MINIMUM 29 6:58 AM -8 2020 28 1 31  
AVERAGE 38 41 -3 45  
 
PRECIPITATION (IN)  
TODAY T 0.30 2006 0.02 -0.02 0.00  
MONTH TO DATE 0.43 0.74 -0.31 1.43  
SINCE SEP 1 1.98 1.51 0.47 2.42  
SINCE JAN 1 4.95 7.87 -2.92 8.67  
 
SNOWFALL (IN)  
TODAY MM 0.0  
MONTH TO DATE 0.0 T  
SINCE SEP 1 0.0 T  
SINCE JUL 1 0.0 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 27 24 3 20  
MONTH TO DATE 300 474 -174 396  
SINCE SEP 1 385 679 -294 493  
SINCE JUL 1 387 715 -328 496  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 4 0 4 0  
SINCE SEP 1 48 31 17 37  
SINCE JAN 1 761 499 262 611    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 5.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92  
LOWEST 57  
AVERAGE 75  
   
......................................................  
 
THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 53 69 1999  
MINIMUM TEMPERATURE (F) 27 -9 2020  
 
SUNRISE AND SUNSET  
OCTOBER 25 2026.......SUNRISE 7:40 AM MDT SUNSET 6:15 PM MDT  
OCTOBER 26 2026.......SUNRISE 7:41 AM MDT SUNSET 6:14 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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