533  
CDUS45 KRIW 220734  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
134 AM MDT THU JUN 22 2023  
   
...............................
 
 
   
..THE CASPER WY CLIMATE SUMMARY FOR JUNE 21 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 65 6:11 PM 100 2016 82 -17 78  
MINIMUM 49 12:00 AM 37 1960 47 2 40  
2012  
AVERAGE 57 64 -7  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.34 1996 0.04 -0.04 0.00  
MONTH TO DATE 2.76 0.99 1.77 0.21  
SINCE JUN 1 2.76 0.99 1.77 0.21  
SINCE JAN 1 9.61 6.50 3.11 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 8 3 5 6  
MONTH TO DATE 111 108 3 109  
SINCE JUN 1 111 108 3 109  
SINCE JUL 1 8049 7468 581 7279  
 
COOLING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 2 26 -24 35  
SINCE JUN 1 2 26 -24 35  
SINCE JAN 1 2 30 -28 35    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 9.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 10:00 PM  
LOWEST 72 2:00 PM  
AVERAGE 86  
   
......................................................
 
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 98 1988  
MINIMUM TEMPERATURE (F) 47 34 1989  
 
SUNRISE AND SUNSET  
JUNE 22 2023..........SUNRISE 5:27 AM MDT SUNSET 8:48 PM MDT  
JUNE 23 2023..........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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