474  
CDUS45 KRIW 220743  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
135 AM MDT MON OCT 22 2018  
 
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR OCTOBER 21 2018
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1891 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 67 355 PM 82 2003 57 10 50  
MINIMUM 37 444 AM 6 1932 31 6 25  
AVERAGE 52 44 8 38  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.71 1931 0.04 -0.04 0.00  
MONTH TO DATE 1.10 0.92 0.18 1.04  
SINCE SEP 1 1.15 1.97 -0.82 1.30  
SINCE JAN 1 11.96 10.85 1.11 14.48  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.3 -0.3 0.0  
MONTH TO DATE 6.8 6.1 0.7 4.5  
SINCE SEP 1 6.8 8.8 -2.0 4.5  
SINCE JUL 1 6.8 8.8 -2.0 4.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 13 21 -8 27  
MONTH TO DATE 449 367 82 424  
SINCE SEP 1 574 586 -12 547  
SINCE JUL 1 599 626 -27 547  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 39 27 12 0  
SINCE JAN 1 514 472 42 292    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 3.8  
 
 
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 70 800 AM  
LOWEST 26 100 PM  
AVERAGE 48  
   
......................................................
 
 
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 56 75 2003  
1954  
MINIMUM TEMPERATURE (F) 31 11 1936  
 
 
SUNRISE AND SUNSET  
OCTOBER 22 2018.......SUNRISE 737 AM MDT SUNSET 621 PM MDT  
OCTOBER 23 2018.......SUNRISE 738 AM MDT SUNSET 620 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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