637  
CDUS45 KRIW 240045  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
545 PM MST FRI JAN 23 2026  
   
...............................  
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR JANUARY 23 2026  
 
VALID TODAY AS OF 0500 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 18 2:01 PM 45 2004 31 -13 20  
MINIMUM 10 4:59 PM -10 2008 8 2 2  
AVERAGE 14 20 -6 11  
 
PRECIPITATION (IN)  
TODAY T 0.45 2017 0.01 -0.01 0.00  
MONTH TO DATE 0.01 0.20 -0.19 0.42  
SINCE DEC 1 0.19 0.46 -0.27 0.47  
SINCE JAN 1 0.01 0.20 -0.19 0.42  
 
SNOWFALL (IN)  
TODAY MM 0.0  
MONTH TO DATE 0.2 6.1  
SINCE DEC 1 1.7 7.1  
SINCE JUL 1 3.7 10.9  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 51 45 6 54  
MONTH TO DATE 763 1059 -296 1173  
SINCE DEC 1 1675 2466 -791 2267  
SINCE JUL 1 3118 4363 -1245 3784  
 
COOLING  
TODAY 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 18 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 8.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 73  
LOWEST 55  
AVERAGE 64  
   
......................................................  
 
THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 31 47 2015  
MINIMUM TEMPERATURE (F) 8 -10 2008  
 
SUNRISE AND SUNSET  
JANUARY 23 2026.......SUNRISE 7:37 AM MST SUNSET 5:15 PM MST  
JANUARY 24 2026.......SUNRISE 7:36 AM MST SUNSET 5:16 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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