017  
CDUS45 KRIW 090736  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
136 AM MDT SUN JUL 09 2023  
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR JULY 8 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 71 11:07 AM 100 2002 87 -16 96  
MINIMUM 45 4:27 AM 38 1893 54 -9 58  
AVERAGE 58 70 -12  
 
PRECIPITATION (IN)  
YESTERDAY 0.12 1.93 1892 0.01 0.11 0.00  
MONTH TO DATE 0.25 0.12 0.13 0.17  
SINCE JUN 1 3.39 1.20 2.19 0.17  
SINCE JAN 1 11.55 8.45 3.10 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 7 1 6 0  
MONTH TO DATE 29 8 21 0  
SINCE JUN 1 176 132 44 117  
SINCE JUL 1 29 8 21 0  
 
COOLING  
YESTERDAY 0 6 -6 12  
MONTH TO DATE 15 42 -27 61  
SINCE JUN 1 15 101 -86 137  
SINCE JAN 1 15 106 -91 138    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 5.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 5:00 AM  
LOWEST 49 11:00 AM  
AVERAGE 71  
   
......................................................
 
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 98 2014  
MINIMUM TEMPERATURE (F) 54 35 1902  
 
SUNRISE AND SUNSET  
JULY 9 2023..........SUNRISE 5:45 AM MDT SUNSET 8:55 PM MDT  
JULY 10 2023..........SUNRISE 5:46 AM MDT SUNSET 8:54 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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