581  
CDUS45 KRIW 180029  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
629 PM MDT TUE SEP 17 2024  
   
...............................  
 
   
..THE CASPER WY CLIMATE SUMMARY FOR SEPTEMBER 17 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 76 10:38 AM 89 2000 75 1 83  
MINIMUM 53 5:35 AM 19 1965 42 11 43  
AVERAGE 65 58 7 63  
 
PRECIPITATION (IN)  
TODAY 0.07 0.75 2003 0.03 0.04 0.00  
MONTH TO DATE 0.24 0.45 -0.21 0.54  
SINCE SEP 1 0.24 0.45 -0.21 0.54  
SINCE JAN 1 7.22 9.28 -2.06 12.75  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.4 -0.4 0.0  
SINCE SEP 1 0.0 0.4 -0.4 0.0  
SINCE JUL 1 0.0 0.4 -0.4 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 7 -7 2  
MONTH TO DATE 25 81 -56 56  
SINCE SEP 1 25 81 -56 56  
SINCE JUL 1 63 126 -63 109  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 51 27 24 19  
SINCE SEP 1 51 27 24 19  
SINCE JAN 1 526 439 87 341    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 40 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 51 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 14.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77  
LOWEST 30  
AVERAGE 54  
   
......................................................  
 
THE CASPER WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 92 2014  
MINIMUM TEMPERATURE (F) 42 19 1965  
 
SUNRISE AND SUNSET  
SEPTEMBER 17 2024.....SUNRISE 6:48 AM MDT SUNSET 7:11 PM MDT  
SEPTEMBER 18 2024.....SUNRISE 6:49 AM MDT SUNSET 7:09 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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