674  
CDUS45 KRIW 210028  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
528 PM MST FRI JAN 20 2023  
   
...............................
 
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR JANUARY 20 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1995 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 16 12:43 PM 49 2021 31 -15 30  
MINIMUM 7 7:53 AM -4 2008 8 -1 12  
AVERAGE 12 20 -8 21  
 
PRECIPITATION (IN)  
TODAY 0.02 0.37 2018 0.01 0.01 0.00  
MONTH TO DATE 1.33 0.17 1.16 0.21  
SINCE DEC 1 2.12 0.43 1.69 0.28  
SINCE JAN 1 1.33 0.17 1.16 0.21  
 
SNOWFALL (IN)  
TODAY 0.4 0.0  
MONTH TO DATE 22.8 2.7  
SINCE DEC 1 37.1 4.4  
SINCE JUL 1 48.0 7.2  
SNOW DEPTH 13  
 
DEGREE DAYS  
HEATING  
TODAY 53 46 7 44  
MONTH TO DATE 1043 924 119 857  
SINCE DEC 1 2599 2331 268 1938  
SINCE JUL 1 4412 4228 184 3428  
 
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 8 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 9 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 2.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT SNOW  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92  
LOWEST 76  
AVERAGE 84  
   
......................................................
 
 
THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 31 51 2005  
MINIMUM TEMPERATURE (F) 8 -18 2008  
 
SUNRISE AND SUNSET  
JANUARY 20 2023.......SUNRISE 7:39 AM MST SUNSET 5:11 PM MST  
JANUARY 21 2023.......SUNRISE 7:39 AM MST SUNSET 5:12 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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