229  
CDUS45 KRIW 130029  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
529 PM MST THU DEC 12 2024  
   
...............................  
 
   
..THE CASPER WY CLIMATE SUMMARY FOR DECEMBER 12 2024  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 44 12:08 PM 60 2014 35 9 33  
MINIMUM 32 4:27 AM -14 2000 15 17 20  
AVERAGE 38 25 13 27  
 
PRECIPITATION (IN)  
TODAY 0.00 0.26 1940 0.02 -0.02 0.00  
1992  
MONTH TO DATE 0.01 0.24 -0.23 0.02  
SINCE DEC 1 0.01 0.24 -0.23 0.02  
SINCE JAN 1 9.13 11.85 -2.72 15.10  
 
SNOWFALL (IN)  
TODAY 0.0 0.3 -0.3 0.0  
MONTH TO DATE T 4.2 -4.2 0.3  
SINCE DEC 1 T 4.2 -4.2 0.3  
SINCE JUL 1 T 21.6 -21.6 13.6  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 27 40 -13 38  
MONTH TO DATE 372 468 -96 389  
SINCE DEC 1 372 468 -96 389  
SINCE JUL 1 1872 2270 -398 2054  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 538 443 95 342    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 15.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 43  
LOWEST 27  
AVERAGE 35  
   
......................................................  
 
THE CASPER WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 34 57 2014  
MINIMUM TEMPERATURE (F) 15 -16 1967  
 
SUNRISE AND SUNSET  
DECEMBER 12 2024......SUNRISE 7:28 AM MST SUNSET 4:32 PM MST  
DECEMBER 13 2024......SUNRISE 7:29 AM MST SUNSET 4:32 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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