792  
CDUS45 KRIW 070046  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
646 PM MDT MON OCT 06 2025  
   
...............................
 
 
   
..THE CASPER WY CLIMATE SUMMARY FOR OCTOBER 6 2025
 
 
VALID TODAY AS OF 0600 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1939 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 53 MM 84 1975 64 -11 74  
MINIMUM 37 MM 14 1952 34 3 28  
AVERAGE 45 49 -4 51  
 
PRECIPITATION (IN)  
TODAY 0.06 1.90 1962 0.05 0.01 0.00  
MONTH TO DATE 0.66 0.28 0.38 0.00  
SINCE SEP 1 3.21 1.23 1.98 0.24  
SINCE JAN 1 10.52 10.06 0.46 7.22  
 
SNOWFALL (IN)  
TODAY MM 0.2 MM 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 MM  
 
DEGREE DAYS  
HEATING  
TODAY 20 16 4 14  
MONTH TO DATE 74 87 -13 64  
SINCE SEP 1 187 301 -114 166  
SINCE JUL 1 197 346 -149 204  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 17 30 -13 63  
SINCE JAN 1 467 442 25 538    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 8.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97  
LOWEST 52  
AVERAGE 75  
   
......................................................
 
 
THE CASPER WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 64 83 1979  
MINIMUM TEMPERATURE (F) 34 14 1970  
2000  
 
SUNRISE AND SUNSET  
OCTOBER 6 2025.......SUNRISE 7:09 AM MDT SUNSET 6:38 PM MDT  
OCTOBER 7 2025.......SUNRISE 7:10 AM MDT SUNSET 6:36 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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