277  
CDUS45 KRIW 090732  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
132 AM MDT FRI OCT 09 2026  
   
...............................
 
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR OCTOBER 8 2026
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1995 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 80R 3:52 PM 80 2020 62 18 68  
MINIMUM 44 4:21 AM 19 2000 35 9 33  
AVERAGE 62 48 14 51  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.21 0.03 -0.03 0.00  
MONTH TO DATE 0.00 0.30 -0.30 0.99  
SINCE SEP 1 1.55 1.07 0.48 1.98  
SINCE JAN 1 4.52 7.43 -2.91 8.23  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.7 2009 0.0  
MONTH TO DATE 0.0 T  
SINCE SEP 1 0.0 T  
SINCE JUL 1 0.0 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 17 -14 14  
MONTH TO DATE 26 120 -94 105  
SINCE SEP 1 111 325 -214 202  
SINCE JUL 1 113 361 -248 205  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 4 0 4 0  
SINCE SEP 1 48 31 17 37  
SINCE JAN 1 761 499 262 611    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 7.1  
 
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 56 6:00 AM  
LOWEST 14 4:00 PM  
AVERAGE 35  
   
......................................................
 
 
THE RIVERTON WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 82 2003  
MINIMUM TEMPERATURE (F) 34 13 2009  
 
SUNRISE AND SUNSET  
OCTOBER 9 2026.......SUNRISE 7:20 AM MDT SUNSET 6:41 PM MDT  
OCTOBER 10 2026.......SUNRISE 7:22 AM MDT SUNSET 6:39 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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