434  
CDUS45 KRIW 090045  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
645 PM MDT FRI SEP 08 2023  
   
...............................
 
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR SEPTEMBER 8 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 85 3:48 PM 91 2022 78 7 91  
MINIMUM 48 6:07 AM 26 2020 47 1 55  
AVERAGE 67 62 5 73  
 
PRECIPITATION (IN)  
TODAY 0.00 0.11 2020 0.02 -0.02 T  
MONTH TO DATE 0.15 0.13 0.02 T  
SINCE SEP 1 0.15 0.13 0.02 T  
SINCE JAN 1 10.31 6.49 3.82 6.40  
 
SNOWFALL (IN)  
TODAY MM 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 MM  
 
DEGREE DAYS  
HEATING  
TODAY 0 4 -4 0  
MONTH TO DATE 14 27 -13 0  
SINCE SEP 1 14 27 -13 0  
SINCE JUL 1 47 63 -16 1  
 
COOLING  
TODAY 2 2 0 8  
MONTH TO DATE 25 17 8 90  
SINCE SEP 1 25 17 8 90  
SINCE JAN 1 396 485 -89 697    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 8.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 74  
LOWEST 14  
AVERAGE 44  
   
......................................................
 
 
THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 94 2021  
MINIMUM TEMPERATURE (F) 47 24 2020  
 
SUNRISE AND SUNSET  
SEPTEMBER 8 2023.....SUNRISE 6:46 AM MDT SUNSET 7:36 PM MDT  
SEPTEMBER 9 2023.....SUNRISE 6:47 AM MDT SUNSET 7:35 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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