263  
CDUS45 KRIW 270739  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
139 AM MDT FRI OCT 27 2023  
   
...............................
 
 
   
..THE CASPER WY CLIMATE SUMMARY FOR OCTOBER 26 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 22 12:02 PM 74 1977 55 -33 50  
MINIMUM 5 7:22 PM -6 2020 28 -23 23  
AVERAGE 14 41 -27  
 
PRECIPITATION (IN)  
YESTERDAY 0.14 0.59 1989 0.03 0.11 0.00  
MONTH TO DATE 1.87 1.04 0.83 0.27  
SINCE SEP 1 2.46 1.99 0.47 1.08  
SINCE JAN 1 14.94 10.82 4.12 11.47  
 
SNOWFALL (IN)  
YESTERDAY 2.2 4.3 1996 0.3 1.9 0.0  
MONTH TO DATE 2.2 5.7 -3.5 0.1  
SINCE SEP 1 2.2 7.2 -5.0 0.1  
SINCE JUL 1 2.2 7.2 -5.0 0.1  
SNOW DEPTH T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 51 24 27 28  
MONTH TO DATE 408 490 -82 439  
SINCE SEP 1 535 704 -169 583  
SINCE JUL 1 588 749 -161 585  
 
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 N (340)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 8.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY SNOW  
SNOW  
LIGHT SNOW  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 8:00 PM  
LOWEST 77 2:00 AM  
AVERAGE 87  
   
......................................................
 
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 55 74 1983  
2016  
MINIMUM TEMPERATURE (F) 27 -4 2019  
 
SUNRISE AND SUNSET  
OCTOBER 27 2023.......SUNRISE 7:34 AM MDT SUNSET 6:05 PM MDT  
OCTOBER 28 2023.......SUNRISE 7:35 AM MDT SUNSET 6:04 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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