398  
CDUS45 KRIW 310736  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
136 AM MDT TUE OCT 31 2023  
   
...............................
 
 
   
..THE CASPER WY CLIMATE SUMMARY FOR OCTOBER 30 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 43 2:22 PM 75 1950 54 -11 60  
MINIMUM 13 10:56 PM -9 2019 27 -14 22  
AVERAGE 28 40 -12  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.31 1974 0.03 -0.03 0.00  
MONTH TO DATE 1.88 1.16 0.72 0.27  
SINCE SEP 1 2.47 2.11 0.36 1.08  
SINCE JAN 1 14.95 10.94 4.01 11.47  
 
SNOWFALL (IN)  
YESTERDAY 0.0 14.5 2003 0.2 -0.2 0.0  
MONTH TO DATE 2.8 6.7 -3.9 0.1  
SINCE SEP 1 2.8 8.2 -5.4 0.1  
SINCE JUL 1 2.8 8.2 -5.4 0.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 37 25 12 24  
MONTH TO DATE 582 588 -6 539  
SINCE SEP 1 709 802 -93 683  
SINCE JUL 1 762 847 -85 685  
 
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 (220)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 12.2  
 
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 88 11:00 PM  
LOWEST 28 11:00 AM  
AVERAGE 58  
   
......................................................
 
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 53 70 2008  
2014  
MINIMUM TEMPERATURE (F) 26 2 1972  
 
SUNRISE AND SUNSET  
OCTOBER 31 2023.......SUNRISE 7:39 AM MDT SUNSET 6:00 PM MDT  
NOVEMBER 1 2023......SUNRISE 7:40 AM MDT SUNSET 5:58 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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