962  
CDUS45 KRIW 220026  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
526 PM MST SAT DEC 21 2024  
   
...............................  
 
   
..THE CASPER WY CLIMATE SUMMARY FOR DECEMBER 21 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 57R 2:38 PM 53 1969 34 23 53  
2023  
MINIMUM 29 1:29 AM -41 1990 14 15 29  
AVERAGE 43 24 19 41  
 
PRECIPITATION (IN)  
TODAY 0.00 0.35 2017 0.02 -0.02 0.00  
MONTH TO DATE 0.01 0.41 -0.40 0.02  
SINCE DEC 1 0.01 0.41 -0.40 0.02  
SINCE JAN 1 9.13 12.02 -2.89 15.10  
 
SNOWFALL (IN)  
TODAY 0.0 0.4 -0.4 0.0  
MONTH TO DATE T 7.5 -7.5 0.3  
SINCE DEC 1 T 7.5 -7.5 0.3  
SINCE JUL 1 T 24.9 -24.9 13.6  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 22 41 -19 24  
MONTH TO DATE 648 836 -188 645  
SINCE DEC 1 648 836 -188 645  
SINCE JUL 1 2148 2638 -490 2310  
 
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 32 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 15.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 60  
LOWEST 18  
AVERAGE 39  
   
......................................................  
 
THE CASPER WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 34 55 1940  
MINIMUM TEMPERATURE (F) 14 -42 2022  
 
SUNRISE AND SUNSET  
DECEMBER 21 2024......SUNRISE 7:34 AM MST SUNSET 4:35 PM MST  
DECEMBER 22 2024......SUNRISE 7:34 AM MST SUNSET 4:35 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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