444  
CDUS45 KRIW 200727  
CLIRKS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
127 AM MDT THU JUL 20 2023  
   
...............................
 
 
   
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR JULY 19 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1948 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 87 2:06 PM 96 2021 85 2 90  
MINIMUM 57 10:32 PM 42 1987 56 1 61  
AVERAGE 72 70 2  
 
PRECIPITATION (IN)  
YESTERDAY 0.05 1.31 1973 0.01 0.04 T  
MONTH TO DATE 0.33 0.27 0.06 0.16  
SINCE JUN 1 1.12 0.97 0.15 0.83  
SINCE JAN 1 2.37 4.48 -2.11 2.16  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 9 16 -7 0  
SINCE JUN 1 183 175 8 145  
SINCE JUL 1 9 16 -7 0  
 
COOLING  
YESTERDAY 7 6 1 11  
MONTH TO DATE 93 87 6 157  
SINCE JUN 1 96 126 -30 216  
SINCE JAN 1 96 128 -32 216    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 39 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 51 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 8.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 10:00 PM  
LOWEST 21 3:00 PM  
AVERAGE 56  
   
......................................................
 
 
THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 93 2005  
MINIMUM TEMPERATURE (F) 56 45 1995  
 
SUNRISE AND SUNSET  
JULY 20 2023..........SUNRISE 5:59 AM MDT SUNSET 8:45 PM MDT  
JULY 21 2023..........SUNRISE 6:00 AM MDT SUNSET 8:45 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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