643  
CDUS45 KRIW 010726  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
126 AM MDT SAT NOV 01 2025  
   
...............................  
 
   
..THE CASPER WY CLIMATE SUMMARY FOR OCTOBER 31 2025  
 
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)  
YESTERDAY  
MAXIMUM 50 2:10 PM 70 2008 53 -3 39  
2014  
MINIMUM 18 1:59 AM 2 1972 26 -8 22  
AVERAGE 34 40 -6  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.31 2000 0.03 -0.03 0.00  
MONTH TO DATE 1.56 1.19 0.37 1.51  
SINCE SEP 1 4.11 2.14 1.97 1.75  
SINCE JAN 1 11.42 10.97 0.45 8.73  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.5 1966 0.3 -0.3 0.0  
MONTH TO DATE 0.3 7.0 -6.7 T  
SINCE SEP 1 0.3 8.5 -8.2 T  
SINCE JUL 1 0.3 8.5 -8.2 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 31 25 6 34  
MONTH TO DATE 542 613 -71 458  
SINCE SEP 1 655 827 -172 560  
SINCE JUL 1 665 872 -207 598  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 1 -1 0  
SINCE SEP 1 17 31 -14 63  
SINCE JAN 1 467 443 24 538    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 4.6  
 
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 95 2:00 AM  
LOWEST 31 3:00 PM  
AVERAGE 63  
   
......................................................  
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 53 72 2014  
MINIMUM TEMPERATURE (F) 26 -4 1991  
 
SUNRISE AND SUNSET  
NOVEMBER 1 2025......SUNRISE 7:41 AM MDT SUNSET 5:58 PM MDT  
NOVEMBER 2 2025......SUNRISE 6:42 AM MST SUNSET 4:56 PM MST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab WY Page
Main Text Page