895  
CDUS45 KRIW 110729  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
129 AM MDT WED OCT 11 2023  
   
...............................
 
 
   
..THE CASPER WY CLIMATE SUMMARY FOR OCTOBER 10 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1939 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 78 1:56 PM 85 2015 62 16 74  
MINIMUM 31 5:45 AM 11 2009 33 -2 33  
AVERAGE 55 48 7  
 
PRECIPITATION (IN)  
YESTERDAY T 0.33 2008 0.05 -0.05 0.00  
MONTH TO DATE 0.05 0.45 -0.40 0.07  
SINCE SEP 1 0.64 1.40 -0.76 0.88  
SINCE JAN 1 13.12 10.23 2.89 11.27  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.3 1977 0.2 -0.2 0.0  
MONTH TO DATE 0.0 1.9 -1.9 0.0  
SINCE SEP 1 0.0 3.4 -3.4 0.0  
SINCE JUL 1 0.0 3.4 -3.4 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 10 18 -8 11  
MONTH TO DATE 124 155 -31 136  
SINCE SEP 1 251 369 -118 280  
SINCE JUL 1 304 414 -110 282  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 20 30 -10 68  
SINCE JAN 1 342 442 -100 544    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 43 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 61 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 9.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 66 4:00 AM  
LOWEST 9 2:00 PM  
AVERAGE 38  
   
......................................................
 
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 84 1996  
MINIMUM TEMPERATURE (F) 32 16 2009  
2019  
 
SUNRISE AND SUNSET  
OCTOBER 11 2023.......SUNRISE 7:14 AM MDT SUNSET 6:30 PM MDT  
OCTOBER 12 2023.......SUNRISE 7:16 AM MDT SUNSET 6:28 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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