922  
CDUS45 KRIW 200730  
CLIRKS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
130 AM MDT MON MAY 20 2024  
   
...............................
 
 
   
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR MAY 19 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1948 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 69 2:14 PM 86 1954 64 5 68  
MINIMUM 47 11:48 PM 25 2003 40 7 41  
AVERAGE 58 52 6  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.70 1953 0.04 -0.04 0.00  
MONTH TO DATE 0.49 0.80 -0.31 0.26  
SINCE MAR 1 2.09 2.29 -0.20 0.70  
SINCE JAN 1 2.56 3.04 -0.48 0.93  
 
DEGREE DAYS  
HEATING  
YESTERDAY 7 13 -6 10  
MONTH TO DATE 323 311 12 239  
SINCE MAR 1 1951 1984 -33 2370  
SINCE JUL 1 7259 7774 -515 8225  
 
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 38 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 52 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 16.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 46 5:00 AM  
LOWEST 17 5:00 PM  
AVERAGE 32  
   
......................................................
 
 
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 86 1954  
MINIMUM TEMPERATURE (F) 40 26 2022  
 
SUNRISE AND SUNSET  
MAY 20 2024...........SUNRISE 5:52 AM MDT SUNSET 8:34 PM MDT  
MAY 21 2024...........SUNRISE 5:51 AM MDT SUNSET 8:35 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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