109  
CDUS45 KRIW 060731  
CLIRKS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
131 AM MDT WED SEP 06 2023  
   
...............................
 
 
   
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR SEPTEMBER 5 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 68 5:07 PM 92 2022 75 -7 92  
MINIMUM 44 5:37 AM 36 1956 48 -4 60  
AVERAGE 56 61 -5  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.52 1972 0.02 -0.02 0.00  
MONTH TO DATE 0.55 0.10 0.45 0.00  
SINCE SEP 1 0.55 0.10 0.45 0.00  
SINCE JAN 1 3.96 5.34 -1.38 3.22  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 4 5 0  
MONTH TO DATE 23 19 4 0  
SINCE SEP 1 23 19 4 0  
SINCE JUL 1 49 78 -29 5  
 
COOLING  
YESTERDAY 0 1 -1 11  
MONTH TO DATE 11 5 6 43  
SINCE SEP 1 11 5 6 43  
SINCE JAN 1 322 314 8 512    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 5.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 5:00 AM  
LOWEST 37 5:00 PM  
AVERAGE 67  
   
......................................................
 
 
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 91 2020  
2022  
MINIMUM TEMPERATURE (F) 47 35 2010  
 
SUNRISE AND SUNSET  
SEPTEMBER 6 2023.....SUNRISE 6:47 AM MDT SUNSET 7:41 PM MDT  
SEPTEMBER 7 2023.....SUNRISE 6:48 AM MDT SUNSET 7:40 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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