769  
CDUS45 KRIW 150726  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1226 AM MST THU JAN 15 2026  
   
...............................
 
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR JANUARY 14 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 57R 3:06 PM 55 1999 31 26 29  
MINIMUM 30 12:51 AM -19 2024 8 22 1  
AVERAGE 44 19 25 15  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.03 0.01 -0.01 0.00  
MONTH TO DATE 0.01 0.12 -0.11 0.24  
SINCE DEC 1 0.19 0.38 -0.19 0.29  
SINCE JAN 1 0.01 0.12 -0.11 0.24  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.6 2020 0.0  
MONTH TO DATE 0.2 3.8  
SINCE DEC 1 1.7 4.8  
SINCE JUL 1 3.7 8.6  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 21 46 -25 50  
MONTH TO DATE 399 648 -249 665  
SINCE DEC 1 1311 2055 -744 1759  
SINCE JUL 1 2754 3952 -1198 3276  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 8.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 72 1:00 AM  
LOWEST 24 9:00 PM  
AVERAGE 48  
   
......................................................
 
 
THE RIVERTON WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 31 53 1999  
MINIMUM TEMPERATURE (F) 8 -22 2024  
 
SUNRISE AND SUNSET  
JANUARY 15 2026.......SUNRISE 7:42 AM MST SUNSET 5:05 PM MST  
JANUARY 16 2026.......SUNRISE 7:42 AM MST SUNSET 5:06 PM MST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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