685  
CDUS45 KRIW 300736  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
136 AM MDT SUN JUL 30 2023  
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR JULY 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 MM MM 101 2006 89 MM 87  
MINIMUM MM MM 43 1892 57 MM 59  
1909  
AVERAGE MM 73 MM  
 
PRECIPITATION (IN)  
YESTERDAY MM 0.35 1985 0.02 MM 0.00  
MONTH TO DATE 0.34 0.55 -0.21 0.38  
SINCE JUN 1 3.48 1.63 1.85 0.38  
SINCE JAN 1 11.64 8.88 2.76 9.19  
 
SNOWFALL (IN)  
YESTERDAY MM 0.0 2020 0.0 MM 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 MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY MM 0 MM 0  
MONTH TO DATE 29 9 20 0  
SINCE JUN 1 176 133 43 117  
SINCE JUL 1 29 9 20 0  
 
COOLING  
YESTERDAY MM 8 MM 8  
MONTH TO DATE 179 199 -20 287  
SINCE JUN 1 179 258 -79 363  
SINCE JAN 1 179 263 -84 364    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 9.4  
 
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 56 6:00 AM  
LOWEST 42 1:00 AM  
AVERAGE 49  
   
......................................................
 
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 99 1988  
MINIMUM TEMPERATURE (F) 57 40 1904  
 
SUNRISE AND SUNSET  
JULY 30 2023..........SUNRISE 6:04 AM MDT SUNSET 8:38 PM MDT  
JULY 31 2023..........SUNRISE 6:05 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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