927  
CDUS45 KRIW 270737  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
137 AM MDT SUN APR 27 2025  
   
...............................  
 
   
..THE LANDER WY CLIMATE SUMMARY FOR APRIL 26 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 65 5:07 PM 79 1910 59 6 57  
MINIMUM 37 5:23 AM 15 1924 33 4 37  
AVERAGE 51 46 5  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.25 2016 0.08 -0.08 0.65  
MONTH TO DATE 1.96 1.74 0.22 0.98  
SINCE MAR 1 4.99 3.03 1.96 2.35  
SINCE JAN 1 6.07 4.24 1.83 4.26  
 
SNOWFALL (IN)  
YESTERDAY 0.0 11.0 1984 0.5 -0.5 0.0  
MONTH TO DATE 16.0 14.6 1.4 2.8  
SINCE MAR 1 45.3 29.0 16.3 19.4  
SINCE JUL 1 75.6 81.2 -5.6 69.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 14 19 -5 18  
MONTH TO DATE 553 578 -25 483  
SINCE MAR 1 1383 1477 -94 1351  
SINCE JUL 1 6412 7128 -716 6659  
 
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 SE (130)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 5.3  
 
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 92 2:00 AM  
LOWEST 38 5:00 PM  
AVERAGE 65  
   
......................................................  
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 82 1910  
MINIMUM TEMPERATURE (F) 33 16 1984  
 
SUNRISE AND SUNSET  
APRIL 27 2025.........SUNRISE 6:14 AM MDT SUNSET 8:11 PM MDT  
APRIL 28 2025.........SUNRISE 6:13 AM MDT SUNSET 8:13 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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