359  
CDUS45 KRIW 300036  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
635 PM MDT THU OCT 29 2009  
 
   
...............................
 
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR OCTOBER 29 2009
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1971 TO 2000  
CLIMATE RECORD PERIOD 1995 TO 2009  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR LAST  
VALUE (LST) VALUE YEAR    
................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 35 MM 64 2007 60  
MINIMUM 21 MM 13 30  
AVERAGE 28 45  
 
PRECIPITATION (IN)  
TODAY T 0.00  
MONTH TO DATE 1.55 0.77  
SINCE SEP 1 2.10 1.44  
SINCE JAN 1 9.28 7.98  
 
SNOWFALL (IN)  
TODAY T 0.0  
MONTH TO DATE 20.7 12.3  
SINCE SEP 1 21.9 12.3  
SINCE JUL 1 21.9 12.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 37 20  
MONTH TO DATE 817 595  
SINCE SEP 1 950 855  
SINCE JUL 1 1011 877  
 
COOLING  
TODAY 0 0  
MONTH TO DATE 0 0  
SINCE SEP 1 53 0  
SINCE JAN 1 360 540    
................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 6.4  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT SNOW  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 68 700 AM  
LOWEST 38 300 PM  
AVERAGE 53  
   
......................................................
 
 
 
THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 54 65 2008  
MINIMUM TEMPERATURE (F) 21 2 2002  
 
 
SUNRISE AND SUNSET  
OCTOBER 29 2009.......SUNRISE 745 AM MDT SUNSET 609 PM MDT  
OCTOBER 30 2009.......SUNRISE 746 AM MDT SUNSET 608 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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