920  
CDUS45 KRIW 210754  
CLIRKS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
154 AM MDT FRI JUN 21 2024  
   
...............................
 
 
   
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR JUNE 20 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1948 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 84 4:00 PM 91 2016 77 7 77  
MINIMUM 49 4:57 AM 33 1975 48 1 49  
AVERAGE 67 62 5  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.43 1967 0.02 -0.02 0.02  
MONTH TO DATE 0.07 0.52 -0.45 0.77  
SINCE JUN 1 0.07 0.52 -0.45 0.77  
SINCE JAN 1 2.94 4.03 -1.09 2.02  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 4 -4 2  
MONTH TO DATE 54 129 -75 137  
SINCE JUN 1 54 129 -75 137  
SINCE JUL 1 7489 8034 -545 8445  
 
COOLING  
YESTERDAY 2 1 1 0  
MONTH TO DATE 41 15 26 2  
SINCE JUN 1 41 15 26 2  
SINCE JAN 1 41 17 24 2    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 10.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 64 7:00 AM  
LOWEST 13 3:00 PM  
AVERAGE 39  
   
......................................................
 
 
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 91 1988  
2016  
MINIMUM TEMPERATURE (F) 48 33 1960  
 
SUNRISE AND SUNSET  
JUNE 21 2024..........SUNRISE 5:42 AM MDT SUNSET 8:54 PM MDT  
JUNE 22 2024..........SUNRISE 5:43 AM MDT SUNSET 8:54 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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