163  
CDUS45 KRIW 070726  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
126 AM MDT WED OCT 07 2026  
   
...............................
 
 
   
..THE CASPER WY CLIMATE SUMMARY FOR OCTOBER 6 2026
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1939 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 86R 2:15 PM 84 1975 64 22 53  
MINIMUM 42 11:45 PM 14 1952 34 8 33  
AVERAGE 64 49 15  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.90 1962 0.05 -0.05 0.06  
MONTH TO DATE 0.00 0.28 -0.28 0.66  
SINCE SEP 1 0.76 1.23 -0.47 3.21  
SINCE JAN 1 7.10 10.06 -2.96 10.52  
 
SNOWFALL (IN)  
YESTERDAY 0.0 5.2 1970 0.2 -0.2 0.0  
MONTH TO DATE 0.0 1.1 -1.1 0.0  
SINCE SEP 1 0.0 2.6 -2.6 0.0  
SINCE JUL 1 0.0 2.6 -2.6 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 1 16 -15 22  
MONTH TO DATE 33 87 -54 76  
SINCE SEP 1 141 301 -160 189  
SINCE JUL 1 146 346 -200 199  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 45 30 15 17  
SINCE JAN 1 638 442 196 467    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 10.6  
 
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 47 1:00 AM  
LOWEST 10 2:00 PM  
AVERAGE 29  
   
......................................................
 
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 64 83 1979  
MINIMUM TEMPERATURE (F) 34 14 1970  
2000  
 
SUNRISE AND SUNSET  
OCTOBER 7 2026.......SUNRISE 7:10 AM MDT SUNSET 6:36 PM MDT  
OCTOBER 8 2026.......SUNRISE 7:11 AM MDT SUNSET 6:35 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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