714  
CDUS45 KRIW 010727  
CLIRKS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
127 AM MDT SUN OCT 01 2023  
   
...............................
 
 
   
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR SEPTEMBER 30 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 76 1:45 PM 80 1980 64 12 60  
MINIMUM 49 5:52 AM 15 1985 39 10 42  
AVERAGE 63 51 12  
 
PRECIPITATION (IN)  
YESTERDAY T 0.34 1971 0.03 -0.03 0.22  
MONTH TO DATE 0.74 0.79 -0.05 0.62  
SINCE SEP 1 0.74 0.79 -0.05 0.62  
SINCE JAN 1 4.15 6.03 -1.88 3.84  
 
DEGREE DAYS  
HEATING  
YESTERDAY 2 14 -12 14  
MONTH TO DATE 172 242 -70 144  
SINCE SEP 1 172 242 -70 144  
SINCE JUL 1 198 301 -103 149  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 12 11 1 68  
SINCE SEP 1 12 11 1 68  
SINCE JAN 1 323 320 3 537    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 46 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 67 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 16.5  
 
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 33 6:00 AM  
LOWEST 12 12:00 PM  
AVERAGE 23  
   
......................................................
 
 
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 64 79 1957  
MINIMUM TEMPERATURE (F) 38 23 1985  
 
SUNRISE AND SUNSET  
OCTOBER 1 2023.......SUNRISE 7:13 AM MDT SUNSET 6:58 PM MDT  
OCTOBER 2 2023.......SUNRISE 7:14 AM MDT SUNSET 6:56 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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