159  
CDUS45 KRIW 120733  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
133 AM MDT SAT APR 12 2025  
   
...............................  
 
   
..THE LANDER WY CLIMATE SUMMARY FOR APRIL 11 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 80R 3:03 PM 79 2012 55 25 63  
MINIMUM 39 6:16 AM 7 1997 29 10 25  
AVERAGE 60 42 18  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.45 1927 0.07 -0.07 0.00  
MONTH TO DATE 0.07 0.68 -0.61 0.13  
SINCE MAR 1 3.10 1.97 1.13 1.50  
SINCE JAN 1 4.18 3.18 1.00 3.41  
 
SNOWFALL (IN)  
YESTERDAY 0.0 13.1 1991 0.7 -0.7 0.0  
MONTH TO DATE 0.7 6.6 -5.9 1.4  
SINCE MAR 1 30.0 21.0 9.0 18.0  
SINCE JUL 1 60.3 73.2 -12.9 67.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 5 23 -18 21  
MONTH TO DATE 236 260 -24 227  
SINCE MAR 1 1066 1159 -93 1095  
SINCE JUL 1 6095 6810 -715 6403  
 
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 SW (240)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 7.7  
 
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 44 5:00 AM  
LOWEST 11 4:00 PM  
AVERAGE 28  
   
......................................................  
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 55 75 1988  
MINIMUM TEMPERATURE (F) 29 8 1997  
 
SUNRISE AND SUNSET  
APRIL 12 2025.........SUNRISE 6:38 AM MDT SUNSET 7:54 PM MDT  
APRIL 13 2025.........SUNRISE 6:36 AM MDT SUNSET 7:55 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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