107  
CDUS45 KRIW 290739  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
139 AM MDT SUN SEP 29 2024  
   
...............................
 
 
   
..THE CASPER WY CLIMATE SUMMARY FOR SEPTEMBER 28 2024
 
 
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)  
YESTERDAY  
MAXIMUM 89 3:01 PM 92 2010 69 20 73  
MINIMUM 40 5:01 AM 15 1945 38 2 44  
AVERAGE 65 53 12  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.34 2019 0.04 -0.04 0.00  
MONTH TO DATE 0.24 0.87 -0.63 0.59  
SINCE SEP 1 0.24 0.87 -0.63 0.59  
SINCE JAN 1 7.22 9.70 -2.48 12.80  
 
SNOWFALL (IN)  
YESTERDAY 0.0 1.7 1985 0.1 -0.1 0.0  
MONTH TO DATE 0.0 1.3 -1.3 0.0  
SINCE SEP 1 0.0 1.3 -1.3 0.0  
SINCE JUL 1 0.0 1.3 -1.3 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 12 -12 6  
MONTH TO DATE 86 188 -102 115  
SINCE SEP 1 86 188 -102 115  
SINCE JUL 1 124 233 -109 168  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 57 29 28 20  
SINCE SEP 1 57 29 28 20  
SINCE JAN 1 532 441 91 342    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 5.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 59 5:00 AM  
LOWEST 11 2:00 PM  
AVERAGE 35  
   
......................................................
 
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 86 2009  
MINIMUM TEMPERATURE (F) 37 18 1984  
 
SUNRISE AND SUNSET  
SEPTEMBER 29 2024.....SUNRISE 7:02 AM MDT SUNSET 6:50 PM MDT  
SEPTEMBER 30 2024.....SUNRISE 7:03 AM MDT SUNSET 6:48 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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