528  
CDUS45 KRIW 180729  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
129 AM MDT WED SEP 18 2024  
   
...............................  
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR SEPTEMBER 17 2024  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1995 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 68 3:05 PM 85 2004 74 -6 80  
2018  
MINIMUM 46 11:27 PM 34 1996 44 2 50  
AVERAGE 57 59 -2 65  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 0.44 0.02 -0.01 0.00  
MONTH TO DATE 0.07 0.34 -0.27 0.67  
SINCE SEP 1 0.07 0.34 -0.27 0.67  
SINCE JAN 1 5.50 6.70 -1.20 10.40  
 
SNOWFALL (IN)  
YESTERDAY 0.0 1.5 2003 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 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 8 7 1 0  
MONTH TO DATE 32 77 -45 40  
SINCE SEP 1 32 77 -45 40  
SINCE JUL 1 50 113 -63 73  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 47 27 20 27  
SINCE SEP 1 47 27 20 27  
SINCE JAN 1 589 495 94 398    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 38 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 52 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 14.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 69 12:00 PM  
LOWEST 29 6:00 PM  
AVERAGE 49  
   
......................................................  
 
THE RIVERTON WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 90 2014  
MINIMUM TEMPERATURE (F) 44 28 2003  
 
SUNRISE AND SUNSET  
SEPTEMBER 18 2024.....SUNRISE 6:57 AM MDT SUNSET 7:17 PM MDT  
SEPTEMBER 19 2024.....SUNRISE 6:58 AM MDT SUNSET 7:15 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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