037  
CDUS45 KRIW 130728  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1228 AM MST FRI DEC 13 2024  
   
...............................
 
 
   
..THE CASPER WY CLIMATE SUMMARY FOR DECEMBER 12 2024
 
 
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)  
YESTERDAY  
MAXIMUM 44 12:08 PM 60 2014 35 9 33  
MINIMUM 18 9:01 PM -14 2000 15 3 20  
AVERAGE 31 25 6  
 
PRECIPITATION (IN)  
YESTERDAY 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)  
YESTERDAY 0.0 3.2 1992 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  
YESTERDAY 34 40 -6 38  
MONTH TO DATE 379 468 -89 389  
SINCE DEC 1 379 468 -89 389  
SINCE JUL 1 1879 2270 -391 2054  
 
COOLING  
YESTERDAY 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 11.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 65 11:00 PM  
LOWEST 27 12:00 PM  
AVERAGE 46  
   
......................................................
 
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 34 57 2014  
MINIMUM TEMPERATURE (F) 15 -16 1967  
 
SUNRISE AND SUNSET  
DECEMBER 13 2024......SUNRISE 7:29 AM MST SUNSET 4:32 PM MST  
DECEMBER 14 2024......SUNRISE 7:30 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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