257  
CDUS45 KRIW 210737  
CLIRKS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1237 AM MST FRI FEB 21 2025  
   
...............................
 
 
   
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR FEBRUARY 20 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1948 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 32 5:27 PM 60 1977 34 -2 41  
MINIMUM 24 7:29 AM -9 1955 17 7 25  
AVERAGE 28 25 3  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 0.50 1969 0.02 0.00 0.01  
MONTH TO DATE 0.22 0.27 -0.05 0.24  
SINCE DEC 1 0.44 0.96 -0.52 0.37  
SINCE JAN 1 0.26 0.65 -0.39 0.35  
 
DEGREE DAYS  
HEATING  
YESTERDAY 37 40 -3 32  
MONTH TO DATE 754 835 -81 787  
SINCE DEC 1 3336 3532 -196 3311  
SINCE JUL 1 4974 5486 -512 5000  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 4.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
SNOW  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 11:00 AM  
LOWEST 72 6:00 PM  
AVERAGE 84  
   
......................................................
 
 
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 34 59 1982  
MINIMUM TEMPERATURE (F) 17 -10 2018  
 
SUNRISE AND SUNSET  
FEBRUARY 21 2025......SUNRISE 7:02 AM MST SUNSET 5:58 PM MST  
FEBRUARY 22 2025......SUNRISE 7:01 AM MST SUNSET 5:59 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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