318  
CDUS45 KRIW 210728  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1228 AM MST TUE NOV 21 2023  
   
...............................
 
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR NOVEMBER 20 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1995 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 45 2:01 PM 56 1996 40 5 35  
MINIMUM 24 11:59 PM -2 2011 17 7 7  
AVERAGE 35 29 6 21  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 0.19 0.01 0.00 0.00  
MONTH TO DATE 0.01 0.23 -0.22 0.35  
SINCE SEP 1 2.91 1.83 1.08 1.91  
SINCE JAN 1 13.07 8.19 4.88 8.31  
 
SNOWFALL (IN)  
YESTERDAY 0.0 5.0 2004 0.0  
MONTH TO DATE 0.0 3.1  
SINCE SEP 1 1.3 5.5  
SINCE JUL 1 1.3 5.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 30 36 -6 44  
MONTH TO DATE 475 637 -162 743  
SINCE SEP 1 1164 1470 -306 1386  
SINCE JUL 1 1197 1506 -309 1387  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 30 31 -1 96  
SINCE JAN 1 401 499 -98 703    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 8.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 3:00 AM  
LOWEST 38 3:00 PM  
AVERAGE 62  
   
......................................................
 
 
THE RIVERTON WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 40 61 2006  
MINIMUM TEMPERATURE (F) 17 -4 2015  
 
SUNRISE AND SUNSET  
NOVEMBER 21 2023......SUNRISE 7:14 AM MST SUNSET 4:45 PM MST  
NOVEMBER 22 2023......SUNRISE 7:15 AM MST SUNSET 4:45 PM MST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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