773  
CDUS45 KRIW 020727  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
127 AM MDT MON OCT 02 2023  
   
...............................
 
 
   
..THE CASPER WY CLIMATE SUMMARY FOR OCTOBER 1 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 71 3:20 PM 87 1992 67 4 63  
MINIMUM 46 10:17 PM 20 1985 36 10 38  
AVERAGE 59 52 7  
 
PRECIPITATION (IN)  
YESTERDAY T 0.71 1950 0.05 -0.05 0.01  
MONTH TO DATE T 0.05 -0.05 0.01  
SINCE SEP 1 0.59 1.00 -0.41 0.82  
SINCE JAN 1 13.07 9.83 3.24 11.21  
 
SNOWFALL (IN)  
YESTERDAY 0.0 7.7 1950 0.2 -0.2 0.0  
MONTH TO DATE 0.0 0.2 -0.2 0.0  
SINCE SEP 1 0.0 1.7 -1.7 0.0  
SINCE JUL 1 0.0 1.7 -1.7 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 6 13 -7 14  
MONTH TO DATE 6 13 -7 14  
SINCE SEP 1 133 227 -94 158  
SINCE JUL 1 186 272 -86 160  
 
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 15 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 7.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 10:00 PM  
LOWEST 38 12:00 PM  
AVERAGE 64  
   
......................................................
 
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 86 1992  
MINIMUM TEMPERATURE (F) 36 15 1950  
 
SUNRISE AND SUNSET  
OCTOBER 2 2023.......SUNRISE 7:04 AM MDT SUNSET 6:46 PM MDT  
OCTOBER 3 2023.......SUNRISE 7:05 AM MDT SUNSET 6:44 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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