222  
CDUS45 KRIW 120043  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
643 PM MDT WED SEP 11 2024  
   
...............................  
 
   
..THE CASPER WY CLIMATE SUMMARY FOR SEPTEMBER 11 2024  
 
VALID TODAY AS OF 0600 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 85 2:09 PM 91 1993 78 7 75  
MINIMUM 56 5:51 AM 26 2014 44 12 38  
AVERAGE 71 61 10 57  
 
PRECIPITATION (IN)  
TODAY 0.02 0.63 1973 0.03 -0.01 0.00  
MONTH TO DATE 0.17 0.27 -0.10 0.31  
SINCE SEP 1 0.17 0.27 -0.10 0.31  
SINCE JAN 1 7.15 9.10 -1.95 12.52  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.2 -0.2 0.0  
SINCE SEP 1 0.0 0.2 -0.2 0.0  
SINCE JUL 1 0.0 0.2 -0.2 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 5 -5 8  
MONTH TO DATE 7 43 -36 24  
SINCE SEP 1 7 43 -36 24  
SINCE JUL 1 45 88 -43 77  
 
COOLING  
TODAY 6 1 5 0  
MONTH TO DATE 51 21 30 19  
SINCE SEP 1 51 21 30 19  
SINCE JAN 1 526 433 93 341    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 10.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 51  
LOWEST 20  
AVERAGE 36  
   
......................................................  
 
THE CASPER WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 94 1990  
MINIMUM TEMPERATURE (F) 44 25 2014  
 
SUNRISE AND SUNSET  
SEPTEMBER 11 2024.....SUNRISE 6:42 AM MDT SUNSET 7:22 PM MDT  
SEPTEMBER 12 2024.....SUNRISE 6:43 AM MDT SUNSET 7:20 PM MDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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