148  
CDUS45 KRIW 160727  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
127 AM MDT WED APR 16 2025  
   
...............................  
 
   
..THE LANDER WY CLIMATE SUMMARY FOR APRIL 15 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1891 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 72 3:14 PM 78 1962 56 16 66  
1985  
MINIMUM 26 4:30 AM 1 1945 30 -4 38  
AVERAGE 49 43 6  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.88 2015 0.06 -0.06 0.02  
MONTH TO DATE 0.07 0.95 -0.88 0.15  
SINCE MAR 1 3.10 2.24 0.86 1.52  
SINCE JAN 1 4.18 3.45 0.73 3.43  
 
SNOWFALL (IN)  
YESTERDAY 0.0 9.1 2020 0.5 -0.5 0.0  
MONTH TO DATE 0.7 8.8 -8.1 1.4  
SINCE MAR 1 30.0 23.2 6.8 18.0  
SINCE JUL 1 60.3 75.4 -15.1 67.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 16 22 -6 13  
MONTH TO DATE 303 349 -46 260  
SINCE MAR 1 1133 1248 -115 1128  
SINCE JUL 1 6162 6899 -737 6436  
 
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 18 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 7.1  
 
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 56 6:00 AM  
LOWEST 8 3:00 PM  
AVERAGE 32  
   
......................................................  
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 56 78 1985  
MINIMUM TEMPERATURE (F) 30 12 1945  
 
SUNRISE AND SUNSET  
APRIL 16 2025.........SUNRISE 6:31 AM MDT SUNSET 7:59 PM MDT  
APRIL 17 2025.........SUNRISE 6:30 AM MDT SUNSET 8:00 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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