820  
CDUS45 KRIW 210027  
CLIRKS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
627 PM MDT MON MAY 20 2024  
   
...............................
 
 
   
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR MAY 20 2024
 
 
VALID TODAY AS OF 0600 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 48 12:03 AM 86 1954 65 -17 73  
MINIMUM 38 8:57 AM 26 2022 40 -2 42  
AVERAGE 43 52 -9 58  
 
PRECIPITATION (IN)  
TODAY 0.18 1.09 1975 0.05 0.13 T  
MONTH TO DATE 0.67 0.85 -0.18 0.26  
SINCE MAR 1 2.27 2.34 -0.07 0.70  
SINCE JAN 1 2.74 3.09 -0.35 0.93  
 
DEGREE DAYS  
HEATING  
TODAY 22 13 9 7  
MONTH TO DATE 345 324 21 246  
SINCE MAR 1 1973 1997 -24 2377  
SINCE JUL 1 7281 7787 -506 8232  
 
COOLING  
TODAY 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 18 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 5.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97  
LOWEST 35  
AVERAGE 66  
   
......................................................
 
 
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 83 2012  
MINIMUM TEMPERATURE (F) 40 22 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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