087  
CDUS45 KRIW 310729  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
129 AM MDT THU AUG 31 2023  
   
...............................
 
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR AUGUST 30 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 88 2:26 PM 92 1999 81 7 90  
2008  
2013  
MINIMUM 56 11:46 PM 42 2020 50 6 52  
AVERAGE 72 66 6 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.60 0.02 -0.02 0.00  
MONTH TO DATE 1.36 0.41 0.95 0.42  
SINCE JUN 1 5.59 1.89 3.70 0.54  
SINCE JAN 1 10.16 6.35 3.81 6.40  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2020 0.0  
MONTH TO DATE 0.0 0.0  
SINCE JUN 1 T 0.0  
SINCE JUL 1 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 12 22 -10 1  
SINCE JUN 1 145 147 -2 109  
SINCE JUL 1 33 32 1 1  
 
COOLING  
YESTERDAY 7 3 4 6  
MONTH TO DATE 149 167 -18 216  
SINCE JUN 1 366 458 -92 595  
SINCE JAN 1 366 466 -100 597    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 11.3  
 
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 49 6:00 AM  
LOWEST 8 4:00 PM  
AVERAGE 29  
   
......................................................
 
 
THE RIVERTON WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 92 1996  
2011  
2022  
MINIMUM TEMPERATURE (F) 50 36 2020  
 
SUNRISE AND SUNSET  
AUGUST 31 2023........SUNRISE 6:37 AM MDT SUNSET 7:50 PM MDT  
SEPTEMBER 1 2023.....SUNRISE 6:38 AM MDT SUNSET 7:49 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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