547  
CDUS45 KRIW 200732  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
132 AM MDT THU APR 20 2023  
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR APRIL 19 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 46 3:15 PM 82 1962 57 -11 66  
MINIMUM 26 4:07 AM 2 1893 31 -5 33  
AVERAGE 36 44 -8  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.24 1933 0.07 -0.07 0.00  
MONTH TO DATE 1.41 1.23 0.18 0.17  
SINCE MAR 1 1.99 2.52 -0.53 2.06  
SINCE JAN 1 5.88 3.73 2.15 3.51  
 
SNOWFALL (IN)  
YESTERDAY 0.0 11.1 1971 0.5 -0.5 0.0  
MONTH TO DATE 18.9 11.0 7.9 1.1  
SINCE MAR 1 24.8 25.4 -0.6 22.3  
SINCE JUL 1 101.0 77.6 23.4 55.6  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 29 21 8 15  
MONTH TO DATE 538 436 102 514  
SINCE MAR 1 1860 1335 525 1423  
SINCE JUL 1 8129 6986 1143 6245  
 
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 25 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 12.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 37 10:00 PM  
LOWEST 15 12:00 PM  
AVERAGE 26  
   
......................................................
 
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 57 81 1989  
MINIMUM TEMPERATURE (F) 31 1 1966  
 
SUNRISE AND SUNSET  
APRIL 20 2023.........SUNRISE 6:26 AM MDT SUNSET 8:03 PM MDT  
APRIL 21 2023.........SUNRISE 6:24 AM MDT SUNSET 8:04 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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