680  
CDUS45 KRIW 300731  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
131 AM MDT FRI JUN 30 2023  
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR JUNE 29 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 68 3:53 PM 99 1990 83 -15 90  
MINIMUM 52 11:04 PM 34 1906 51 1 65  
AVERAGE 60 67 -7  
 
PRECIPITATION (IN)  
YESTERDAY 0.12 0.25 1957 0.02 0.10 0.00  
MONTH TO DATE 3.14 1.06 2.08 T  
SINCE JUN 1 3.14 1.06 2.08 T  
SINCE JAN 1 11.30 8.31 2.99 8.81  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2020 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE JUN 1 0.0 0.1 -0.1 0.0  
SINCE JUL 1 107.0 87.6 19.4 57.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 5 2 3 0  
MONTH TO DATE 146 123 23 117  
SINCE JUN 1 146 123 23 117  
SINCE JUL 1 8751 7710 1041 7033  
 
COOLING  
YESTERDAY 0 4 -4 13  
MONTH TO DATE 0 57 -57 71  
SINCE JUN 1 0 57 -57 71  
SINCE JAN 1 0 62 -62 72    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 6.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 11:00 PM  
LOWEST 47 5:00 PM  
AVERAGE 64  
   
......................................................
 
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 99 1990  
MINIMUM TEMPERATURE (F) 52 35 1968  
 
SUNRISE AND SUNSET  
JUNE 30 2023..........SUNRISE 5:40 AM MDT SUNSET 8:57 PM MDT  
JULY 1 2023..........SUNRISE 5:40 AM MDT SUNSET 8:57 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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