961  
CDUS45 KRIW 250737  
CLIRKS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1237 AM MST MON DEC 25 2023  
   
...............................  
 
   
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR DECEMBER 24 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 20 2:24 PM 46 1955 28 -8 MM  
MINIMUM 7 11:59 PM -16 1983 13 -6 MM  
AVERAGE 14 20 -6  
 
PRECIPITATION (IN)  
YESTERDAY T 0.22 1964 0.01 -0.01 0.00  
MONTH TO DATE 0.02 0.24 -0.22 0.08  
SINCE DEC 1 0.02 0.24 -0.22 0.08  
SINCE JAN 1 5.26 7.48 -2.22 4.13  
 
DEGREE DAYS  
HEATING  
YESTERDAY 51 44 7 MM  
MONTH TO DATE 874 1035 -161 949  
SINCE DEC 1 874 1035 -161 949  
SINCE JUL 1 2563 2989 -426 2870  
 
COOLING  
YESTERDAY 0 0 0 MM  
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 16 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 8.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 3:00 AM  
LOWEST 74 2:00 PM  
AVERAGE 85  
   
......................................................  
 
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 28 47 1980  
MINIMUM TEMPERATURE (F) 13 -17 1987  
 
SUNRISE AND SUNSET  
DECEMBER 25 2023......SUNRISE 7:41 AM MST SUNSET 4:51 PM MST  
DECEMBER 26 2023......SUNRISE 7:42 AM MST SUNSET 4:52 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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