168  
CDUS45 KRIW 300727  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
127 AM MDT SUN APR 30 2023  
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR APRIL 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 71 4:27 PM 82 1992 60 11 50  
2007  
MINIMUM 36 5:03 AM 15 1935 34 2 35  
AVERAGE 54 46 8  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.97 1895 0.09 -0.09 0.13  
MONTH TO DATE 2.83 1.99 0.84 1.34  
SINCE MAR 1 3.41 3.28 0.13 3.23  
SINCE JAN 1 7.30 4.49 2.81 4.68  
 
SNOWFALL (IN)  
YESTERDAY 0.0 21.9 1967 0.5 -0.5 0.0  
MONTH TO DATE 24.9 16.0 8.9 2.9  
SINCE MAR 1 30.8 30.4 0.4 24.1  
SINCE JUL 1 107.0 82.6 24.4 57.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 11 18 -7 22  
MONTH TO DATE 763 634 129 713  
SINCE MAR 1 2085 1533 552 1622  
SINCE JUL 1 8354 7184 1170 6444  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 5.7  
 
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 62 1:00 AM  
LOWEST 23 5:00 PM  
AVERAGE 43  
   
......................................................
 
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 81 2021  
MINIMUM TEMPERATURE (F) 34 6 1909  
 
SUNRISE AND SUNSET  
APRIL 30 2023.........SUNRISE 6:11 AM MDT SUNSET 8:14 PM MDT  
MAY 1 2023...........SUNRISE 6:09 AM MDT SUNSET 8:15 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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