905  
CDUS45 KRIW 080047  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
547 PM MST THU DEC 07 2023  
   
...............................
 
 
   
..THE CASPER WY CLIMATE SUMMARY FOR DECEMBER 7 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 50 1:33 PM 57 1939 36 14 40  
MINIMUM 38 4:59 PM -27 2016 16 22 20  
AVERAGE 44 26 18 30  
 
PRECIPITATION (IN)  
TODAY T 0.38 1953 0.02 -0.02 0.00  
MONTH TO DATE T 0.14 -0.14 0.15  
SINCE DEC 1 T 0.14 -0.14 0.15  
SINCE JAN 1 15.35 11.75 3.60 12.77  
 
SNOWFALL (IN)  
TODAY 0.0 0.3 -0.3 0.0  
MONTH TO DATE 0.0 2.4 -2.4 2.4  
SINCE DEC 1 0.0 2.4 -2.4 2.4  
SINCE JUL 1 13.3 19.8 -6.5 20.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 21 39 -18 35  
MONTH TO DATE 216 268 -52 241  
SINCE DEC 1 216 268 -52 241  
SINCE JUL 1 1881 2070 -189 2056  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 342 443 -101 544    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 49 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 66 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 27.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 59  
LOWEST 31  
AVERAGE 45  
   
......................................................
 
 
THE CASPER WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 60 1939  
MINIMUM TEMPERATURE (F) 16 -33 2016  
 
SUNRISE AND SUNSET  
DECEMBER 7 2023......SUNRISE 7:23 AM MST SUNSET 4:31 PM MST  
DECEMBER 8 2023......SUNRISE 7:24 AM MST SUNSET 4:31 PM MST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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