490  
CDUS45 KRIW 190029  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
629 PM MDT SUN JUN 18 2023  
   
...............................
 
 
   
..THE CASPER WY CLIMATE SUMMARY FOR JUNE 18 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1939 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 80 2:41 PM 97 1994 81 -1 90  
MINIMUM 46 5:00 AM 31 2020 46 0 61  
AVERAGE 63 63 0 76  
 
PRECIPITATION (IN)  
TODAY 0.00 0.83 1946 0.04 -0.04 T  
MONTH TO DATE 2.76 0.87 1.89 0.21  
SINCE JUN 1 2.76 0.87 1.89 0.21  
SINCE JAN 1 9.61 6.38 3.23 8.09  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE JUN 1 0.0 0.1 -0.1 0.0  
SINCE JUL 1 134.3 71.8 62.5 98.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 2 3 -1 0  
MONTH TO DATE 101 99 2 97  
SINCE JUN 1 101 99 2 97  
SINCE JUL 1 8039 7459 580 7267  
 
COOLING  
TODAY 0 2 -2 11  
MONTH TO DATE 0 20 -20 33  
SINCE JUN 1 0 20 -20 33  
SINCE JAN 1 0 24 -24 33    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 15.4  
 
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 86  
LOWEST 28  
AVERAGE 57  
   
......................................................
 
 
THE CASPER WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 99 1989  
MINIMUM TEMPERATURE (F) 46 38 2007  
 
SUNRISE AND SUNSET  
JUNE 18 2023..........SUNRISE 5:27 AM MDT SUNSET 8:47 PM MDT  
JUNE 19 2023..........SUNRISE 5:27 AM MDT SUNSET 8:48 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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