649  
CDUS45 KRIW 180728  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
128 AM MDT SUN AUG 18 2024  
   
...............................  
 
   
..THE LANDER WY CLIMATE SUMMARY FOR AUGUST 17 2024  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1891 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 93 2:43 PM 96 2013 86 7 94  
2020  
MINIMUM 52 5:10 AM 38 2009 54 -2 57  
AVERAGE 73 70 3  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.58 1984 0.02 -0.02 0.00  
MONTH TO DATE 0.45 0.31 0.14 1.45  
SINCE JUN 1 0.87 1.98 -1.11 4.93  
SINCE JAN 1 6.73 9.23 -2.50 12.19  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2020 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 0.0 0.1 -0.1 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 1 3 -2 17  
SINCE JUN 1 42 141 -99 193  
SINCE JUL 1 7 17 -10 46  
 
COOLING  
YESTERDAY 8 6 2 11  
MONTH TO DATE 112 117 -5 61  
SINCE JUN 1 477 390 87 244  
SINCE JAN 1 477 395 82 244    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 49 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 74 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 9.8  
 
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 45 5:00 AM  
LOWEST 9 3:00 PM  
AVERAGE 27  
   
......................................................  
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 97 1986  
2020  
MINIMUM TEMPERATURE (F) 54 39 1892  
 
SUNRISE AND SUNSET  
AUGUST 18 2024........SUNRISE 6:25 AM MDT SUNSET 8:11 PM MDT  
AUGUST 19 2024........SUNRISE 6:26 AM MDT SUNSET 8:10 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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