292  
CDUS45 KRIW 290727  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
127 AM MDT SAT APR 29 2023  
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR APRIL 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 60 5:57 PM 81 2000 59 1 60  
MINIMUM 24 4:49 AM 14 1984 33 -9 38  
AVERAGE 42 46 -4  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.12 1944 0.08 -0.08 0.02  
MONTH TO DATE 2.83 1.90 0.93 1.21  
SINCE MAR 1 3.41 3.19 0.22 3.10  
SINCE JAN 1 7.30 4.40 2.90 4.55  
 
SNOWFALL (IN)  
YESTERDAY 0.0 10.3 1960 0.4 -0.4 0.0  
MONTH TO DATE 23.9 15.5 8.4 2.9  
SINCE MAR 1 29.8 29.9 -0.1 24.1  
SINCE JUL 1 106.0 82.1 23.9 57.4  
SNOW DEPTH T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 23 19 4 16  
MONTH TO DATE 752 616 136 691  
SINCE MAR 1 2074 1515 559 1600  
SINCE JUL 1 8343 7166 1177 6422  
 
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 16 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 5.6  
 
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 85 7:00 AM  
LOWEST 21 3:00 PM  
AVERAGE 53  
   
......................................................
 
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 82 1992  
2007  
MINIMUM TEMPERATURE (F) 34 15 1935  
 
SUNRISE AND SUNSET  
APRIL 29 2023.........SUNRISE 6:12 AM MDT SUNSET 8:13 PM MDT  
APRIL 30 2023.........SUNRISE 6:11 AM MDT SUNSET 8:14 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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