557  
CDUS45 KRIW 140730  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
130 AM MDT SAT OCT 14 2023  
   
...............................
 
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR OCTOBER 13 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 47 2:17 PM 78 1996 59 -12 64  
MINIMUM 33 11:45 PM 11 2008 33 0 34  
AVERAGE 40 46 -6 49  
 
PRECIPITATION (IN)  
YESTERDAY T 0.10 0.03 -0.03 0.00  
MONTH TO DATE 2.13 0.46 1.67 0.14  
SINCE SEP 1 2.80 1.23 1.57 1.28  
SINCE JAN 1 12.96 7.59 5.37 7.68  
 
SNOWFALL (IN)  
YESTERDAY MM 3.3 2018 0.0  
MONTH TO DATE 0.0 0.0  
SINCE SEP 1 0.0 0.0  
SINCE JUL 1 0.0 0.0  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 25 19 6 16  
MONTH TO DATE 185 210 -25 174  
SINCE SEP 1 288 415 -127 285  
SINCE JUL 1 321 451 -130 286  
 
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 14 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 4.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 12:00 AM  
LOWEST 63 3:00 PM  
AVERAGE 76  
   
......................................................
 
 
THE RIVERTON WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 77 2015  
2016  
MINIMUM TEMPERATURE (F) 32 12 2018  
 
SUNRISE AND SUNSET  
OCTOBER 14 2023.......SUNRISE 7:26 AM MDT SUNSET 6:33 PM MDT  
OCTOBER 15 2023.......SUNRISE 7:27 AM MDT SUNSET 6:31 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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