112  
CDUS45 KRIW 190732  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
132 AM MDT THU JUN 19 2025  
   
...............................
 
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR JUNE 18 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1995 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 87 5:39 PM 92 2021 80 7 65  
MINIMUM 46 4:54 AM 37 2020 49 -3 42  
AVERAGE 67 64 3 54  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.23 0.02 -0.02 0.00  
MONTH TO DATE 0.79 0.67 0.12 0.01  
SINCE JUN 1 0.79 0.67 0.12 0.01  
SINCE JAN 1 5.31 5.13 0.18 4.65  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2020 0.0  
MONTH TO DATE 0.0 0.0  
SINCE JUN 1 0.0 0.0  
SINCE JUL 1 30.7 36.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 3 -3 11  
MONTH TO DATE 62 91 -29 22  
SINCE JUN 1 62 91 -29 22  
SINCE JUL 1 7218 7903 -685 7473  
 
COOLING  
YESTERDAY 2 2 0 0  
MONTH TO DATE 56 27 29 69  
SINCE JUN 1 56 27 29 69  
SINCE JAN 1 62 35 27 69    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 7.0  
 
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 89 5:00 AM  
LOWEST 11 5:00 PM  
AVERAGE 50  
   
......................................................
 
 
THE RIVERTON WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 95 2021  
MINIMUM TEMPERATURE (F) 49 37 2024  
 
SUNRISE AND SUNSET  
JUNE 19 2025..........SUNRISE 5:34 AM MDT SUNSET 8:56 PM MDT  
JUNE 20 2025..........SUNRISE 5:34 AM MDT SUNSET 8:57 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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