100  
CDUS45 KRIW 220027  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
627 PM MDT FRI JUL 21 2023  
   
...............................
 
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR JULY 21 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 87 4:30 PM 98 2007 89 -2 96  
MINIMUM 54 5:02 AM 49 2009 57 -3 59  
AVERAGE 71 73 -2 78  
 
PRECIPITATION (IN)  
TODAY 0.00 0.06 2002 0.02 -0.02 0.00  
MONTH TO DATE 0.34 0.37 -0.03 0.05  
SINCE JUN 1 4.14 1.31 2.83 0.11  
SINCE JAN 1 8.71 5.77 2.94 5.97  
 
SNOWFALL (IN)  
TODAY 0.0 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  
TODAY 0 0 0 0  
MONTH TO DATE 21 6 15 0  
SINCE JUN 1 133 121 12 108  
SINCE JUL 1 21 6 15 0  
 
COOLING  
TODAY 6 8 -2 13  
MONTH TO DATE 113 141 -28 208  
SINCE JUN 1 114 208 -94 287  
SINCE JAN 1 114 216 -102 289    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 5.6  
 
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 80  
LOWEST 20  
AVERAGE 50  
   
......................................................
 
 
THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 100 2007  
MINIMUM TEMPERATURE (F) 57 52 2010  
 
SUNRISE AND SUNSET  
JULY 21 2023..........SUNRISE 5:53 AM MDT SUNSET 8:46 PM MDT  
JULY 22 2023..........SUNRISE 5:54 AM MDT SUNSET 8:46 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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