226  
CDUS45 KRIW 240030  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
530 PM MST SAT DEC 23 2023  
   
...............................
 
 
   
..THE CASPER WY CLIMATE SUMMARY FOR DECEMBER 23 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 49 2:08 PM 53 1994 34 15 27  
MINIMUM 32 4:59 PM -39 1983 14 18 -17  
AVERAGE 41 24 17 5  
 
PRECIPITATION (IN)  
TODAY T 0.38 1982 0.02 -0.02 0.00  
MONTH TO DATE 0.02 0.45 -0.43 0.71  
SINCE DEC 1 0.02 0.45 -0.43 0.71  
SINCE JAN 1 15.37 12.06 3.31 13.33  
 
SNOWFALL (IN)  
TODAY T 0.4 -0.4 0.0  
MONTH TO DATE 0.3 8.2 -7.9 14.3  
SINCE DEC 1 0.3 8.2 -7.9 14.3  
SINCE JUL 1 13.6 25.6 -12.0 32.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 24 41 -17 60  
MONTH TO DATE 694 918 -224 1036  
SINCE DEC 1 694 918 -224 1036  
SINCE JUL 1 2359 2720 -361 2851  
 
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 32 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 13.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78  
LOWEST 42  
AVERAGE 60  
   
......................................................
 
 
THE CASPER WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 34 52 1955  
MINIMUM TEMPERATURE (F) 14 -33 1983  
 
SUNRISE AND SUNSET  
DECEMBER 23 2023......SUNRISE 7:34 AM MST SUNSET 4:35 PM MST  
DECEMBER 24 2023......SUNRISE 7:35 AM MST SUNSET 4:36 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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