072  
CDUS45 KRIW 040727  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
127 AM MDT WED OCT 04 2023  
   
...............................
 
 
   
..THE CASPER WY CLIMATE SUMMARY FOR OCTOBER 3 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 53 3:04 PM 86 2010 66 -13 67  
MINIMUM 41 11:59 PM 22 2009 36 5 40  
AVERAGE 47 51 -4  
 
PRECIPITATION (IN)  
YESTERDAY 0.04 1.54 2013 0.05 -0.01 T  
MONTH TO DATE 0.05 0.14 -0.09 0.02  
SINCE SEP 1 0.64 1.09 -0.45 0.83  
SINCE JAN 1 13.12 9.92 3.20 11.22  
 
SNOWFALL (IN)  
YESTERDAY 0.0 12.8 1994 0.2 -0.2 0.0  
MONTH TO DATE 0.0 0.5 -0.5 0.0  
SINCE SEP 1 0.0 2.0 -2.0 0.0  
SINCE JUL 1 0.0 2.0 -2.0 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 18 14 4 11  
MONTH TO DATE 36 41 -5 36  
SINCE SEP 1 163 255 -92 180  
SINCE JUL 1 216 300 -84 182  
 
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 25 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 11.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 11:00 AM  
LOWEST 61 3:00 PM  
AVERAGE 75  
   
......................................................
 
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 84 1963  
MINIMUM TEMPERATURE (F) 35 22 1964  
 
SUNRISE AND SUNSET  
OCTOBER 4 2023.......SUNRISE 7:06 AM MDT SUNSET 6:42 PM MDT  
OCTOBER 5 2023.......SUNRISE 7:07 AM MDT SUNSET 6:40 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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