408  
CDUS45 KRIW 170734  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
134 AM MDT THU AUG 17 2023  
   
...............................
 
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR AUGUST 16 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 94 4:19 PM 95 2002 86 8 88  
MINIMUM 65 5:39 AM 43 2009 54 11 54  
AVERAGE 80 70 10 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.03 0.01 -0.01 0.00  
MONTH TO DATE 1.23 0.22 1.01 0.28  
SINCE JUN 1 5.46 1.70 3.76 0.40  
SINCE JAN 1 10.03 6.16 3.87 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 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 12 3 9 1  
SINCE JUN 1 145 128 17 109  
SINCE JUL 1 33 13 20 1  
 
COOLING  
YESTERDAY 15 6 9 6  
MONTH TO DATE 57 111 -54 127  
SINCE JUN 1 274 402 -128 506  
SINCE JAN 1 274 410 -136 508    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 9.8  
 
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 42 5:00 AM  
LOWEST 16 4:00 PM  
AVERAGE 29  
   
......................................................
 
 
THE RIVERTON WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 95 2013  
2020  
MINIMUM TEMPERATURE (F) 54 41 2009  
 
SUNRISE AND SUNSET  
AUGUST 17 2023........SUNRISE 6:22 AM MDT SUNSET 8:13 PM MDT  
AUGUST 18 2023........SUNRISE 6:23 AM MDT SUNSET 8:12 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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