934  
CDUS45 KRIW 190734  
CLIRIW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1233 AM MST WED FEB 19 2020  
 
   
...............................
 
 
   
..THE RIVERTON WY CLIMATE SUMMARY FOR FEBRUARY 18 2020
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1995 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 14 320 PM 57 1996 37 -23 16  
MINIMUM -5 750 AM -28 2006 14 -19 7  
AVERAGE 5 25 -20 12  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.19 2018 0.01 -0.01 T  
MONTH TO DATE 0.71 0.15 0.56 0.11  
SINCE DEC 1 1.02 0.71 0.31 0.47  
SINCE JAN 1 0.98 0.39 0.59 0.30  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.1  
MONTH TO DATE 12.7 2.1  
SINCE DEC 1 17.7 8.5  
SINCE JUL 1 32.0 21.6  
SNOW DEPTH 9  
 
DEGREE DAYS  
HEATING  
YESTERDAY 60 40 20 53  
MONTH TO DATE 886 763 123 853  
SINCE DEC 1 3789 3562 227 3808  
SINCE JUL 1 5978 5478 500 5757  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 5.8  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1000 AM  
LOWEST 61 300 AM  
AVERAGE 81  
   
......................................................
 
 
 
THE RIVERTON WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 37 51 2016  
2015  
1996  
MINIMUM TEMPERATURE (F) 14 -14 2006  
 
 
SUNRISE AND SUNSET  
FEBRUARY 19 2020......SUNRISE 706 AM MST SUNSET 550 PM MST  
FEBRUARY 20 2020......SUNRISE 705 AM MST SUNSET 551 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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