510  
CDUS45 KRIW 220728  
CLIRKS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
128 AM MDT SUN OCT 22 2023  
   
...............................
 
 
   
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR OCTOBER 21 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 69 2:54 PM 77 2003 54 15 66  
MINIMUM 40 5:52 AM 13 1984 31 9 36  
AVERAGE 55 42 13  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.60 2004 0.02 -0.02 0.00  
MONTH TO DATE 0.40 0.58 -0.18 0.01  
SINCE SEP 1 1.14 1.37 -0.23 0.63  
SINCE JAN 1 4.55 6.61 -2.06 3.85  
 
DEGREE DAYS  
HEATING  
YESTERDAY 10 23 -13 14  
MONTH TO DATE 312 388 -76 287  
SINCE SEP 1 484 630 -146 431  
SINCE JUL 1 510 689 -179 436  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 12 11 1 68  
SINCE JAN 1 323 320 3 537    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 7.3  
 
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 57 6:00 AM  
LOWEST 20 2:00 PM  
AVERAGE 39  
   
......................................................
 
 
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 53 77 2003  
MINIMUM TEMPERATURE (F) 31 14 2020  
 
SUNRISE AND SUNSET  
OCTOBER 22 2023.......SUNRISE 7:36 AM MDT SUNSET 6:25 PM MDT  
OCTOBER 23 2023.......SUNRISE 7:37 AM MDT SUNSET 6:23 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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