314  
CDUS45 KRIW 200732  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
132 AM MDT TUE JUN 20 2023  
   
...............................
 
 
   
..THE CASPER WY CLIMATE SUMMARY FOR JUNE 19 2023
 
 
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)  
YESTERDAY  
MAXIMUM 84 4:21 PM 99 1989 81 3 84  
MINIMUM 50 5:01 AM 38 2007 46 4 50  
AVERAGE 67 64 3  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.15 1986 0.04 -0.04 T  
MONTH TO DATE 2.76 0.91 1.85 0.21  
SINCE JUN 1 2.76 0.91 1.85 0.21  
SINCE JAN 1 9.61 6.42 3.19 8.09  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2020 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  
YESTERDAY 0 3 -3 0  
MONTH TO DATE 101 102 -1 97  
SINCE JUN 1 101 102 -1 97  
SINCE JUL 1 8039 7462 577 7267  
 
COOLING  
YESTERDAY 2 2 0 2  
MONTH TO DATE 2 22 -20 35  
SINCE JUN 1 2 22 -20 35  
SINCE JAN 1 2 26 -24 35    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 44 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 11.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 2:00 AM  
LOWEST 21 3:00 PM  
AVERAGE 56  
   
......................................................
 
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 97 1988  
MINIMUM TEMPERATURE (F) 46 37 1973  
1996  
 
SUNRISE AND SUNSET  
JUNE 20 2023..........SUNRISE 5:27 AM MDT SUNSET 8:48 PM MDT  
JUNE 21 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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