111  
CDUS45 KRIW 090736  
CLIRKS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
136 AM MDT TUE MAY 09 2023  
   
...............................
 
 
   
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR MAY 8 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1948 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 62 5:10 PM 76 1987 60 2 56  
MINIMUM 34 5:22 AM 21 2002 36 -2 28  
AVERAGE 48 48 0  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 0.54 2016 0.04 -0.03 T  
MONTH TO DATE 0.17 0.33 -0.16 0.35  
SINCE MAR 1 0.61 1.82 -1.21 0.94  
SINCE JAN 1 0.84 2.57 -1.73 0.95  
 
DEGREE DAYS  
HEATING  
YESTERDAY 17 17 0 23  
MONTH TO DATE 117 148 -31 145  
SINCE MAR 1 2248 1821 427 1885  
SINCE JUL 1 8104 7611 493 7156  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 35 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 44 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 8.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 2:00 AM  
LOWEST 24 5:00 PM  
AVERAGE 55  
   
......................................................
 
 
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 78 1954  
MINIMUM TEMPERATURE (F) 36 22 2002  
 
SUNRISE AND SUNSET  
MAY 9 2023...........SUNRISE 6:03 AM MDT SUNSET 8:23 PM MDT  
MAY 10 2023...........SUNRISE 6:02 AM MDT SUNSET 8:24 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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