207  
CDUS45 KRIW 190730  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
130 AM MDT WED JUL 19 2023  
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR JULY 18 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 94 2:48 PM 100 1998 89 5 94  
2006  
MINIMUM 62 5:49 AM 40 1904 56 6 71  
AVERAGE 78 72 6  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.97 1911 0.02 -0.02 0.00  
MONTH TO DATE 0.25 0.31 -0.06 0.17  
SINCE JUN 1 3.39 1.39 2.00 0.17  
SINCE JAN 1 11.55 8.64 2.91 8.98  
 
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 13 8 5 18  
MONTH TO DATE 89 111 -22 181  
SINCE JUN 1 89 170 -81 257  
SINCE JAN 1 89 175 -86 258    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 9.8  
 
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 51 8:00 AM  
LOWEST 13 4:00 PM  
AVERAGE 32  
   
......................................................
 
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 100 2021  
MINIMUM TEMPERATURE (F) 56 38 1895  
1900  
 
SUNRISE AND SUNSET  
JULY 19 2023..........SUNRISE 5:53 AM MDT SUNSET 8:49 PM MDT  
JULY 20 2023..........SUNRISE 5:54 AM MDT SUNSET 8:48 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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