506  
CDUS45 KRIW 080729  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
129 AM MDT TUE AUG 08 2023  
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR AUGUST 7 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 5:06 PM 98 1990 88 -14 83  
MINIMUM 48 5:28 AM 44 1906 56 -8 51  
1917  
AVERAGE 61 72 -11  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 0.55 1930 0.02 -0.01 0.00  
MONTH TO DATE 1.35 0.15 1.20 0.17  
SINCE JUN 1 4.83 1.82 3.01 0.55  
SINCE JAN 1 12.99 9.07 3.92 9.36  
 
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 4 0 4 0  
MONTH TO DATE 10 0 10 1  
SINCE JUN 1 186 138 48 118  
SINCE JUL 1 39 14 25 1  
 
COOLING  
YESTERDAY 0 7 -7 2  
MONTH TO DATE 10 53 -43 50  
SINCE JUN 1 193 326 -133 438  
SINCE JAN 1 193 331 -138 439    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 5.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 5:00 AM  
LOWEST 38 4:00 PM  
AVERAGE 64  
   
......................................................
 
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 98 1983  
MINIMUM TEMPERATURE (F) 56 38 1939  
 
SUNRISE AND SUNSET  
AUGUST 8 2023........SUNRISE 6:14 AM MDT SUNSET 8:27 PM MDT  
AUGUST 9 2023........SUNRISE 6:15 AM MDT SUNSET 8:26 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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