965  
CDUS45 KRIW 180732  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
132 AM MDT FRI AUG 18 2023  
   
...............................
 
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR AUGUST 17 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 93 4:08 PM 95 2013 86 7 93  
2020  
MINIMUM 57 5:59 AM 41 2009 54 3 54  
AVERAGE 75 70 5 74  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.40 0.02 -0.02 0.00  
MONTH TO DATE 1.23 0.24 0.99 0.28  
SINCE JUN 1 5.46 1.72 3.74 0.40  
SINCE JAN 1 10.03 6.18 3.85 6.26  
 
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 MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 12 4 8 1  
SINCE JUN 1 145 129 16 109  
SINCE JUL 1 33 14 19 1  
 
COOLING  
YESTERDAY 10 5 5 9  
MONTH TO DATE 67 116 -49 136  
SINCE JUN 1 284 407 -123 515  
SINCE JAN 1 284 415 -131 517    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 5.4  
 
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 70 6:00 AM  
LOWEST 18 4:00 PM  
AVERAGE 44  
   
......................................................
 
 
THE RIVERTON WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 96 2010  
MINIMUM TEMPERATURE (F) 53 44 2015  
 
SUNRISE AND SUNSET  
AUGUST 18 2023........SUNRISE 6:23 AM MDT SUNSET 8:12 PM MDT  
AUGUST 19 2023........SUNRISE 6:24 AM MDT SUNSET 8:10 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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