427  
CDUS45 KRIW 170732  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
132 AM MDT SAT JUN 17 2023  
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR JUNE 16 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 61 4:23 PM 98 2021 78 -17 89  
MINIMUM 43 6:19 AM 33 1945 48 -5 43  
AVERAGE 52 63 -11  
 
PRECIPITATION (IN)  
YESTERDAY 0.90 1.73 1993 0.03 0.87 0.00  
MONTH TO DATE 2.66 0.75 1.91 T  
SINCE JUN 1 2.66 0.75 1.91 T  
SINCE JAN 1 10.82 8.00 2.82 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 13 4 9 0  
MONTH TO DATE 88 90 -2 93  
SINCE JUN 1 88 90 -2 93  
SINCE JUL 1 8693 7677 1016 7009  
 
COOLING  
YESTERDAY 0 2 -2 1  
MONTH TO DATE 0 21 -21 21  
SINCE JUN 1 0 21 -21 21  
SINCE JAN 1 0 26 -26 22    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 5.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 1:00 AM  
LOWEST 55 4:00 PM  
AVERAGE 76  
   
......................................................
 
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 95 1940  
MINIMUM TEMPERATURE (F) 48 32 1907  
 
SUNRISE AND SUNSET  
JUNE 17 2023..........SUNRISE 5:36 AM MDT SUNSET 8:56 PM MDT  
JUNE 18 2023..........SUNRISE 5:36 AM MDT SUNSET 8:56 PM MDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab WY Page Main Text Page