987  
CDUS45 KRIW 260736  
CLIRKS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
136 AM MDT SAT APR 26 2025  
   
...............................
 
 
   
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR APRIL 25 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 59 2:58 PM 74 1987 55 4 61  
MINIMUM 35 12:16 AM 20 1950 32 3 38  
AVERAGE 47 43 4  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.69 2016 0.04 -0.04 T  
MONTH TO DATE 0.31 0.73 -0.42 0.13  
SINCE MAR 1 1.54 1.31 0.23 1.29  
SINCE JAN 1 1.80 2.06 -0.26 1.76  
 
DEGREE DAYS  
HEATING  
YESTERDAY 18 22 -4 15  
MONTH TO DATE 468 609 -141 536  
SINCE MAR 1 1342 1570 -228 1522  
SINCE JUL 1 6563 7360 -797 6830  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 18.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 3:00 AM  
LOWEST 45 3:00 PM  
AVERAGE 71  
   
......................................................
 
 
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 56 77 1977  
MINIMUM TEMPERATURE (F) 32 15 1984  
 
SUNRISE AND SUNSET  
APRIL 26 2025.........SUNRISE 6:19 AM MDT SUNSET 8:09 PM MDT  
APRIL 27 2025.........SUNRISE 6:18 AM MDT SUNSET 8:10 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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