929  
CDUS45 KRIW 290027  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
627 PM MDT WED JUN 28 2023  
   
...............................
 
 
   
..THE CASPER WY CLIMATE SUMMARY FOR JUNE 28 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 83 2:34 PM 97 1990 85 -2 92  
2012  
2018  
MINIMUM 48 4:07 AM 38 2000 49 -1 42  
AVERAGE 66 67 -1 67  
 
PRECIPITATION (IN)  
TODAY 0.00 0.94 1959 0.03 -0.03 T  
MONTH TO DATE 2.83 1.26 1.57 0.21  
SINCE JUN 1 2.83 1.26 1.57 0.21  
SINCE JAN 1 9.68 6.77 2.91 8.09  
 
SNOWFALL (IN)  
TODAY 0.0 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  
TODAY 0 2 -2 0  
MONTH TO DATE 140 123 17 125  
SINCE JUN 1 140 123 17 125  
SINCE JUL 1 8078 7483 595 7295  
 
COOLING  
TODAY 1 3 -2 2  
MONTH TO DATE 7 45 -38 41  
SINCE JUN 1 7 45 -38 41  
SINCE JAN 1 7 49 -42 41    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 6.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97  
LOWEST 27  
AVERAGE 62  
   
......................................................
 
 
THE CASPER WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 99 2002  
2007  
MINIMUM TEMPERATURE (F) 49 38 1969  
2008  
 
SUNRISE AND SUNSET  
JUNE 28 2023..........SUNRISE 5:29 AM MDT SUNSET 8:49 PM MDT  
JUNE 29 2023..........SUNRISE 5:30 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.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab WY Page Main Text Page