331  
CDUS45 KRIW 080728  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
128 AM MDT THU JUN 08 2023  
   
...............................
 
 
   
..THE CASPER WY CLIMATE SUMMARY FOR JUNE 7 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 75 12:16 PM 95 2006 76 -1 70  
MINIMUM 51 4:39 AM 34 1982 43 8 40  
2007  
AVERAGE 63 60 3  
 
PRECIPITATION (IN)  
YESTERDAY 0.13 0.70 2007 0.05 0.08 0.01  
MONTH TO DATE 1.39 0.39 1.00 0.21  
SINCE JUN 1 1.39 0.39 1.00 0.21  
SINCE JAN 1 8.24 5.90 2.34 8.09  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 2007 0.0 0.0 0.0  
2020  
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 2 6 -4 10  
MONTH TO DATE 33 48 -15 59  
SINCE JUN 1 33 48 -15 59  
SINCE JUL 1 7971 7408 563 7229  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 0 6 -6 0  
SINCE JUN 1 0 6 -6 0  
SINCE JAN 1 0 10 -10 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 5.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 3:00 AM  
LOWEST 51 2:00 PM  
AVERAGE 74  
   
......................................................
 
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 96 2000  
MINIMUM TEMPERATURE (F) 44 33 1979  
2019  
 
SUNRISE AND SUNSET  
JUNE 8 2023..........SUNRISE 5:27 AM MDT SUNSET 8:43 PM MDT  
JUNE 9 2023..........SUNRISE 5:27 AM MDT SUNSET 8:43 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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