374  
CDUS45 KRIW 190729  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
129 AM MDT THU OCT 19 2023  
   
...............................
 
 
   
..THE CASPER WY CLIMATE SUMMARY FOR OCTOBER 18 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 68 2:17 PM 78 2003 59 9 74  
MINIMUM 33 2:06 AM 16 2006 30 3 21  
AVERAGE 51 44 7  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.35 1971 0.04 -0.04 0.00  
MONTH TO DATE 1.73 0.78 0.95 0.07  
SINCE SEP 1 2.32 1.73 0.59 0.88  
SINCE JAN 1 14.80 10.56 4.24 11.27  
 
SNOWFALL (IN)  
YESTERDAY 0.0 2.3 1982 0.3 -0.3 0.0  
MONTH TO DATE T 3.7 -3.7 0.0  
SINCE SEP 1 T 5.2 -5.2 0.0  
SINCE JUL 1 T 5.2 -5.2 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 14 21 -7 17  
MONTH TO DATE 256 310 -54 286  
SINCE SEP 1 383 524 -141 430  
SINCE JUL 1 436 569 -133 432  
 
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 22 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 10.4  
 
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 79 5:00 AM  
LOWEST 19 2:00 PM  
AVERAGE 49  
   
......................................................
 
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 58 79 2003  
MINIMUM TEMPERATURE (F) 30 17 1949  
 
SUNRISE AND SUNSET  
OCTOBER 19 2023.......SUNRISE 7:24 AM MDT SUNSET 6:17 PM MDT  
OCTOBER 20 2023.......SUNRISE 7:25 AM MDT SUNSET 6:16 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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