666  
CDUS45 KRIW 160029  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
629 PM MDT SUN SEP 15 2024  
   
...............................  
 
   
..THE CASPER WY CLIMATE SUMMARY FOR SEPTEMBER 15 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 86 2:25 PM 92 2000 76 10 71  
MINIMUM 37 5:40 AM 28 1947 43 -6 40  
1965  
AVERAGE 62 59 3 56  
 
PRECIPITATION (IN)  
TODAY 0.00 0.47 2017 0.04 -0.04 0.00  
MONTH TO DATE 0.17 0.39 -0.22 0.54  
SINCE SEP 1 0.17 0.39 -0.22 0.54  
SINCE JAN 1 7.15 9.22 -2.07 12.75  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.3 -0.3 0.0  
SINCE SEP 1 0.0 0.3 -0.3 0.0  
SINCE JUL 1 0.0 0.3 -0.3 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 3 6 -3 9  
MONTH TO DATE 25 67 -42 51  
SINCE SEP 1 25 67 -42 51  
SINCE JUL 1 63 112 -49 104  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 51 25 26 19  
SINCE SEP 1 51 25 26 19  
SINCE JAN 1 526 437 89 341    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 7.2  
 
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 54  
LOWEST 11  
AVERAGE 33  
   
......................................................  
 
THE CASPER WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 94 2000  
MINIMUM TEMPERATURE (F) 42 19 1965  
 
SUNRISE AND SUNSET  
SEPTEMBER 15 2024.....SUNRISE 6:46 AM MDT SUNSET 7:15 PM MDT  
SEPTEMBER 16 2024.....SUNRISE 6:47 AM MDT SUNSET 7:13 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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