453  
CDUS45 KRIW 080728  
CLIRKS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
128 AM MDT WED APR 08 2026  
   
...............................  
 
   
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR APRIL 7 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 65 2:18 PM 70 1988 51 14 62  
MINIMUM 36 6:04 AM 10 1973 28 8 30  
AVERAGE 51 39 12  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.44 1963 0.03 -0.03 0.00  
MONTH TO DATE 0.40 0.18 0.22 0.05  
SINCE MAR 1 1.09 0.76 0.33 1.28  
SINCE JAN 1 1.25 1.51 -0.26 1.54  
 
DEGREE DAYS  
HEATING  
YESTERDAY 14 26 -12 19  
MONTH TO DATE 167 183 -16 109  
SINCE MAR 1 777 1144 -367 983  
SINCE JUL 1 5159 6934 -1775 6204  
 
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 36 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 50 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 19.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 46 4:00 AM  
LOWEST 16 2:00 PM  
AVERAGE 31  
   
......................................................  
 
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 51 72 1977  
MINIMUM TEMPERATURE (F) 28 7 1973  
 
SUNRISE AND SUNSET  
APRIL 8 2026.........SUNRISE 6:47 AM MDT SUNSET 7:49 PM MDT  
APRIL 9 2026.........SUNRISE 6:46 AM MDT SUNSET 7:51 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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