194  
CDUS45 KRIW 220032  
CLIRKS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
631 PM MDT SUN JUL 21 2019  
 
   
...............................
 
 
   
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR JULY 21 2019
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1948 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 90 MM 95 2005 85 5 89  
MINIMUM 57 MM 44 1949 55 2 60  
AVERAGE 74 70 4 75  
 
PRECIPITATION (IN)  
TODAY 0.00 0.03 -0.03 0.00  
MONTH TO DATE 0.02 0.42 -0.40 0.16  
SINCE JUN 1 0.23 1.21 -0.98 0.32  
SINCE JAN 1 2.61 4.94 -2.33 2.60  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 9 19 -10 4  
SINCE JUN 1 209 186 23 93  
SINCE JUL 1 9 19 -10 4  
 
COOLING  
TODAY 9 5 4 10  
MONTH TO DATE 92 90 2 165  
SINCE JUN 1 105 125 -20 222  
SINCE JAN 1 105 126 -21 222    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 4.0  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 36 200 AM  
LOWEST 12 300 PM  
AVERAGE 24  
   
......................................................
 
 
 
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 96 2007  
MINIMUM TEMPERATURE (F) 55 39 1978  
 
 
SUNRISE AND SUNSET  
JULY 21 2019..........SUNRISE 600 AM MDT SUNSET 845 PM MDT  
JULY 22 2019..........SUNRISE 601 AM MDT SUNSET 844 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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