066  
CDUS45 KRIW 190727  
CLIRKS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1227 AM MST WED NOV 19 2025  
   
...............................  
 
   
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR NOVEMBER 18 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 46 4:00 PM 62 2008 39 7 41  
MINIMUM 31 5:44 AM -3 2022 21 10 15  
AVERAGE 39 30 9  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.34 1953 0.01 -0.01 T  
MONTH TO DATE 0.08 0.28 -0.20 0.07  
SINCE SEP 1 1.37 1.88 -0.51 1.17  
SINCE JAN 1 4.31 7.12 -2.81 5.40  
 
DEGREE DAYS  
HEATING  
YESTERDAY 26 35 -9 37  
MONTH TO DATE 360 561 -201 581  
SINCE SEP 1 1094 1440 -346 1119  
SINCE JUL 1 1112 1499 -387 1150  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 20 11 9 38  
SINCE JAN 1 442 320 122 445    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 5.3  
 
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 85 3:00 AM  
LOWEST 53 3:00 PM  
AVERAGE 69  
   
......................................................  
 
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 39 61 2007  
MINIMUM TEMPERATURE (F) 20 -1 2022  
 
SUNRISE AND SUNSET  
NOVEMBER 19 2025......SUNRISE 7:10 AM MST SUNSET 4:53 PM MST  
NOVEMBER 20 2025......SUNRISE 7:12 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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