540  
CDUS45 KRIW 190029  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
629 PM MDT SUN JUN 18 2023  
   
...............................
 
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR JUNE 18 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 79 3:05 PM 92 2021 80 -1 91  
MINIMUM 51 2:17 AM 37 2020 49 2 65  
AVERAGE 65 64 1 78  
 
PRECIPITATION (IN)  
TODAY 0.00 0.23 2009 0.02 -0.02 T  
MONTH TO DATE 2.84 0.67 2.17 0.05  
SINCE JUN 1 2.84 0.67 2.17 0.05  
SINCE JAN 1 7.41 5.13 2.28 5.91  
 
SNOWFALL (IN)  
TODAY 0.0 0.0  
MONTH TO DATE 0.0 0.0  
SINCE JUN 1 0.0 0.0  
SINCE JUL 1 87.1 31.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 3 -3 0  
MONTH TO DATE 73 91 -18 85  
SINCE JUN 1 73 91 -18 85  
SINCE JUL 1 9140 7903 1237 7252  
 
COOLING  
TODAY 0 2 -2 13  
MONTH TO DATE 0 27 -27 46  
SINCE JUN 1 0 27 -27 46  
SINCE JAN 1 0 35 -35 48    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 12.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77  
LOWEST 26  
AVERAGE 52  
   
......................................................
 
 
THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 95 2021  
MINIMUM TEMPERATURE (F) 49 41 2014  
 
SUNRISE AND SUNSET  
JUNE 18 2023..........SUNRISE 5:34 AM MDT SUNSET 8:56 PM MDT  
JUNE 19 2023..........SUNRISE 5:34 AM MDT SUNSET 8:56 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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