301  
CDUS45 KRIW 130729  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
129 AM MDT WED SEP 13 2023  
   
...............................
 
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR SEPTEMBER 12 2023
 
 
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)  
YESTERDAY  
MAXIMUM 81 2:39 PM 88 2017 76 5 84  
2018  
MINIMUM 45 5:53 AM 28 2014 46 -1 49  
AVERAGE 63 61 2 67  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.99 0.02 -0.02 0.00  
MONTH TO DATE 0.15 0.22 -0.07 0.10  
SINCE SEP 1 0.15 0.22 -0.07 0.10  
SINCE JAN 1 10.31 6.58 3.73 6.50  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2020 0.0  
MONTH TO DATE 0.0 0.0  
SINCE SEP 1 0.0 0.0  
SINCE JUL 1 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 2 5 -3 0  
MONTH TO DATE 25 46 -21 34  
SINCE SEP 1 25 46 -21 34  
SINCE JUL 1 58 82 -24 35  
 
COOLING  
YESTERDAY 0 1 -1 2  
MONTH TO DATE 26 22 4 92  
SINCE SEP 1 26 22 4 92  
SINCE JAN 1 397 490 -93 699    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 6.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 68 6:00 AM  
LOWEST 15 3:00 PM  
AVERAGE 42  
   
......................................................
 
 
THE RIVERTON WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 90 2015  
MINIMUM TEMPERATURE (F) 46 31 2014  
 
SUNRISE AND SUNSET  
SEPTEMBER 13 2023.....SUNRISE 6:51 AM MDT SUNSET 7:28 PM MDT  
SEPTEMBER 14 2023.....SUNRISE 6:52 AM MDT SUNSET 7:26 PM MDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab WY Page Main Text Page