618  
CDUS45 KRIW 050728  
CLIRKS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1228 AM MST TUE DEC 05 2023  
   
...............................  
 
   
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR DECEMBER 4 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 42 3:08 PM 54 2021 32 10 26  
MINIMUM 31 11:59 PM -13 1972 15 16 4  
2013  
AVERAGE 37 23 14  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.77 1972 0.01 -0.01 T  
MONTH TO DATE T 0.04 -0.04 T  
SINCE DEC 1 T 0.04 -0.04 T  
SINCE JAN 1 5.24 7.28 -2.04 4.05  
 
DEGREE DAYS  
HEATING  
YESTERDAY 28 42 -14 50  
MONTH TO DATE 143 165 -22 189  
SINCE DEC 1 143 165 -22 189  
SINCE JUL 1 1832 2119 -287 2110  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 323 320 3 537    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 39 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 51 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 25.0  
 
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 88 8:00 PM  
LOWEST 67 3:00 PM  
AVERAGE 78  
   
......................................................  
 
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 31 51 1986  
MINIMUM TEMPERATURE (F) 15 -22 1972  
 
SUNRISE AND SUNSET  
DECEMBER 5 2023......SUNRISE 7:27 AM MST SUNSET 4:46 PM MST  
DECEMBER 6 2023......SUNRISE 7:28 AM MST SUNSET 4:46 PM MST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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