186  
CDUS45 KRIW 220029  
CLIRKS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
629 PM MDT SAT OCT 21 2023  
   
...............................
 
 
   
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR OCTOBER 21 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 69 2:54 PM 77 2003 54 15 66  
MINIMUM 40 5:52 AM 13 1984 31 9 36  
AVERAGE 55 42 13 51  
 
PRECIPITATION (IN)  
TODAY 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  
TODAY 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  
TODAY 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 17 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 5.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 57  
LOWEST 20  
AVERAGE 39  
   
......................................................
 
 
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 53 77 2003  
MINIMUM TEMPERATURE (F) 31 14 2020  
 
SUNRISE AND SUNSET  
OCTOBER 21 2023.......SUNRISE 7:35 AM MDT SUNSET 6:26 PM MDT  
OCTOBER 22 2023.......SUNRISE 7:36 AM MDT SUNSET 6:25 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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