466  
CDUS45 KRIW 290749  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
149 AM MDT SAT JUL 29 2023  
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR JULY 28 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 91 3:47 PM 99 2006 89 2 78  
MINIMUM 53 5:31 AM 39 2015 57 -4 59  
AVERAGE 72 73 -1  
 
PRECIPITATION (IN)  
YESTERDAY T 0.95 1997 0.03 -0.03 T  
MONTH TO DATE 0.34 0.53 -0.19 0.38  
SINCE JUN 1 3.48 1.61 1.87 0.38  
SINCE JAN 1 11.64 8.86 2.78 9.19  
 
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 0 0 0 0  
MONTH TO DATE 29 9 20 0  
SINCE JUN 1 176 133 43 117  
SINCE JUL 1 29 9 20 0  
 
COOLING  
YESTERDAY 7 8 -1 4  
MONTH TO DATE 179 191 -12 279  
SINCE JUN 1 179 250 -71 355  
SINCE JAN 1 179 255 -76 356    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 5.9  
 
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 80 12:00 AM  
LOWEST 19 5:00 PM  
AVERAGE 50  
   
......................................................
 
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 101 2006  
MINIMUM TEMPERATURE (F) 57 43 1892  
1909  
 
SUNRISE AND SUNSET  
JULY 29 2023..........SUNRISE 6:03 AM MDT SUNSET 8:39 PM MDT  
JULY 30 2023..........SUNRISE 6:04 AM MDT SUNSET 8:38 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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