467  
CDUS45 KRIW 290730  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
130 AM MDT SUN OCT 29 2023  
   
...............................
 
 
   
..THE CASPER WY CLIMATE SUMMARY FOR OCTOBER 28 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 23 6:22 PM 75 1990 54 -31 56  
MINIMUM 15 11:00 PM -2 2019 27 -12 32  
AVERAGE 19 41 -22  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 0.99 1998 0.03 -0.02 0.00  
MONTH TO DATE 1.88 1.10 0.78 0.27  
SINCE SEP 1 2.47 2.05 0.42 1.08  
SINCE JAN 1 14.95 10.88 4.07 11.47  
 
SNOWFALL (IN)  
YESTERDAY 0.4 5.6 1971 0.3 0.1 0.0  
MONTH TO DATE 2.6 6.2 -3.6 0.1  
SINCE SEP 1 2.6 7.7 -5.1 0.1  
SINCE JUL 1 2.6 7.7 -5.1 0.1  
SNOW DEPTH T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 46 24 22 21  
MONTH TO DATE 501 538 -37 492  
SINCE SEP 1 628 752 -124 636  
SINCE JUL 1 681 797 -116 638  
 
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 16 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 6.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 3:00 AM  
LOWEST 65 2:00 PM  
AVERAGE 81  
   
......................................................
 
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 54 75 1968  
MINIMUM TEMPERATURE (F) 27 -9 2019  
 
SUNRISE AND SUNSET  
OCTOBER 29 2023.......SUNRISE 7:36 AM MDT SUNSET 6:02 PM MDT  
OCTOBER 30 2023.......SUNRISE 7:38 AM MDT SUNSET 6:01 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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