411  
CDUS45 KRIW 250730  
CLIRKS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
130 AM MDT SAT APR 25 2026  
   
...............................  
 
   
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR APRIL 24 2026  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1948 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 55 3:09 PM 78 2012 55 0 56  
MINIMUM 28 11:59 PM 15 1958 31 -3 35  
AVERAGE 42 43 -1  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.83 1999 0.03 -0.03 0.03  
MONTH TO DATE 0.41 0.69 -0.28 0.31  
SINCE MAR 1 1.10 1.27 -0.17 1.54  
SINCE JAN 1 1.26 2.02 -0.76 1.80  
 
DEGREE DAYS  
HEATING  
YESTERDAY 23 22 1 19  
MONTH TO DATE 496 587 -91 450  
SINCE MAR 1 1106 1548 -442 1324  
SINCE JUL 1 5488 7338 -1850 6545  
 
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 39 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 56 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 19.0  
 
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 71 11:00 PM  
LOWEST 22 2:00 PM  
AVERAGE 47  
   
......................................................  
 
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 55 74 1987  
MINIMUM TEMPERATURE (F) 32 20 1950  
 
SUNRISE AND SUNSET  
APRIL 25 2026.........SUNRISE 6:21 AM MDT SUNSET 8:08 PM MDT  
APRIL 26 2026.........SUNRISE 6:20 AM MDT SUNSET 8:09 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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