923  
CDUS45 KRIW 210754  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
154 AM MDT FRI JUN 21 2024  
   
...............................  
 
   
..THE CASPER WY CLIMATE SUMMARY FOR JUNE 20 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 81 4:21 PM 97 1988 82 -1 79  
MINIMUM 42 4:54 AM 37 1973 46 -4 46  
1996  
AVERAGE 62 64 -2  
 
PRECIPITATION (IN)  
YESTERDAY 0.03 0.68 1947 0.04 -0.01 T  
MONTH TO DATE 0.61 0.95 -0.34 2.76  
SINCE JUN 1 0.61 0.95 -0.34 2.76  
SINCE JAN 1 5.87 6.46 -0.59 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 3 3 0 2  
MONTH TO DATE 48 105 -57 103  
SINCE JUN 1 48 105 -57 103  
SINCE JUL 1 6995 7465 -470 8040  
 
COOLING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 40 24 16 2  
SINCE JUN 1 40 24 16 2  
SINCE JAN 1 43 28 15 2    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 9.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 11:00 PM  
LOWEST 34 3:00 PM  
AVERAGE 65  
   
......................................................  
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 100 2016  
MINIMUM TEMPERATURE (F) 47 37 1960  
2012  
 
SUNRISE AND SUNSET  
JUNE 21 2024..........SUNRISE 5:27 AM MDT SUNSET 8:48 PM MDT  
JUNE 22 2024..........SUNRISE 5:28 AM MDT SUNSET 8:49 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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