138  
CDUS45 KRIW 240728  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
128 AM MDT WED MAY 24 2023  
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR MAY 23 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1891 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 74 11:07 AM 85 1984 69 5 57  
MINIMUM 49 4:07 AM 26 1916 42 7 35  
AVERAGE 62 55 7  
 
PRECIPITATION (IN)  
YESTERDAY 0.04 1.46 1906 0.09 -0.05 0.34  
MONTH TO DATE 0.65 2.06 -1.41 2.72  
SINCE MAR 1 4.06 5.42 -1.36 5.95  
SINCE JAN 1 7.95 6.63 1.32 7.40  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.9 1995 0.1 -0.1 0.0  
MONTH TO DATE 0.0 4.1 -4.1 T  
SINCE MAR 1 30.8 34.9 -4.1 24.1  
SINCE JUL 1 107.0 87.1 19.9 57.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 10 -7 19  
MONTH TO DATE 204 317 -113 357  
SINCE MAR 1 2297 1868 429 2000  
SINCE JUL 1 8566 7519 1047 6822  
 
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 28 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 7.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77 10:00 PM  
LOWEST 33 11:00 AM  
AVERAGE 55  
   
......................................................
 
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 85 1985  
MINIMUM TEMPERATURE (F) 42 29 2007  
 
SUNRISE AND SUNSET  
MAY 24 2023...........SUNRISE 5:44 AM MDT SUNSET 8:40 PM MDT  
MAY 25 2023...........SUNRISE 5:44 AM MDT SUNSET 8:41 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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