538  
CDUS45 KRIW 200732  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
132 AM MDT FRI SEP 20 2024  
   
...............................  
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR SEPTEMBER 19 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 74 2:20 PM 90 2010 73 1 79  
MINIMUM 47 6:17 AM 32 1996 43 4 54  
AVERAGE 61 58 3 67  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.46 0.02 -0.02 0.00  
MONTH TO DATE 0.07 0.39 -0.32 0.67  
SINCE SEP 1 0.07 0.39 -0.32 0.67  
SINCE JAN 1 5.50 6.75 -1.25 10.40  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2020 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 4 8 -4 0  
MONTH TO DATE 45 92 -47 40  
SINCE SEP 1 45 92 -47 40  
SINCE JUL 1 63 128 -65 73  
 
COOLING  
YESTERDAY 0 0 0 2  
MONTH TO DATE 47 28 19 30  
SINCE SEP 1 47 28 19 30  
SINCE JAN 1 589 496 93 401    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 8.5  
 
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 65 6:00 AM  
LOWEST 23 4:00 PM  
AVERAGE 44  
   
......................................................  
 
THE RIVERTON WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 86 2016  
MINIMUM TEMPERATURE (F) 43 34 2000  
 
SUNRISE AND SUNSET  
SEPTEMBER 20 2024.....SUNRISE 7:00 AM MDT SUNSET 7:14 PM MDT  
SEPTEMBER 21 2024.....SUNRISE 7:01 AM MDT SUNSET 7:12 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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