278  
CDUS45 KRIW 190729  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
129 AM MDT SUN MAY 19 2024  
   
...............................  
 
   
..THE LANDER WY CLIMATE SUMMARY FOR MAY 18 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 73 4:09 PM 86 1901 67 6 59  
2006  
2020  
MINIMUM 36 5:55 AM 22 1896 40 -4 46  
AVERAGE 55 54 1  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.38 2017 0.09 -0.09 0.01  
MONTH TO DATE 1.03 1.61 -0.58 0.61  
SINCE MAR 1 3.60 4.97 -1.37 4.02  
SINCE JAN 1 5.51 6.18 -0.67 7.01  
 
SNOWFALL (IN)  
YESTERDAY 0.0 6.3 2017 0.1 -0.1 0.0  
MONTH TO DATE 0.0 3.7 -3.7 0.0  
SINCE MAR 1 19.4 34.5 -15.1 30.8  
SINCE JUL 1 69.3 86.7 -17.4 95.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 10 12 -2 12  
MONTH TO DATE 265 265 0 186  
SINCE MAR 1 1687 1816 -129 2279  
SINCE JUL 1 6995 7467 -472 8550  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 7.0  
 
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 79 6:00 AM  
LOWEST 11 6:00 PM  
AVERAGE 45  
   
......................................................  
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 88 1954  
MINIMUM TEMPERATURE (F) 41 24 1950  
 
SUNRISE AND SUNSET  
MAY 19 2024...........SUNRISE 5:48 AM MDT SUNSET 8:36 PM MDT  
MAY 20 2024...........SUNRISE 5:47 AM MDT SUNSET 8:37 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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