421  
CDUS45 KRIW 190731  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
131 AM MDT WED JUN 19 2024  
   
...............................
 
 
   
..THE CASPER WY CLIMATE SUMMARY FOR JUNE 18 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1939 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 67 3:28 PM 97 1994 81 -14 80  
MINIMUM 37 3:53 AM 31 2020 46 -9 46  
AVERAGE 52 63 -11  
 
PRECIPITATION (IN)  
YESTERDAY 0.03 0.83 1946 0.04 -0.01 0.00  
MONTH TO DATE 0.58 0.87 -0.29 2.76  
SINCE JUN 1 0.58 0.87 -0.29 2.76  
SINCE JAN 1 5.84 6.38 -0.54 9.34  
 
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 42.5 71.8 -29.3 127.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 13 3 10 2  
MONTH TO DATE 37 99 -62 101  
SINCE JUN 1 37 99 -62 101  
SINCE JUL 1 6984 7459 -475 8038  
 
COOLING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 40 20 20 0  
SINCE JUN 1 40 20 20 0  
SINCE JAN 1 43 24 19 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 14.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 12:00 AM  
LOWEST 14 4:00 PM  
AVERAGE 52  
   
......................................................
 
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 99 1989  
MINIMUM TEMPERATURE (F) 46 38 2007  
 
SUNRISE AND SUNSET  
JUNE 19 2024..........SUNRISE 5:27 AM MDT SUNSET 8:48 PM MDT  
JUNE 20 2024..........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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