349  
CDUS45 KRIW 130736  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
136 AM MDT SUN APR 13 2025  
   
...............................  
 
   
..THE LANDER WY CLIMATE SUMMARY FOR APRIL 12 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 76R 1:02 PM 75 1988 55 21 74  
MINIMUM 46 5:18 AM 8 1997 29 17 37  
AVERAGE 61 42 19  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.05 1945 0.07 -0.07 0.00  
MONTH TO DATE 0.07 0.75 -0.68 0.13  
SINCE MAR 1 3.10 2.04 1.06 1.50  
SINCE JAN 1 4.18 3.25 0.93 3.41  
 
SNOWFALL (IN)  
YESTERDAY 0.0 11.5 1987 0.6 -0.6 0.0  
MONTH TO DATE 0.7 7.2 -6.5 1.4  
SINCE MAR 1 30.0 21.6 8.4 18.0  
SINCE JUL 1 60.3 73.8 -13.5 67.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 4 23 -19 9  
MONTH TO DATE 240 283 -43 236  
SINCE MAR 1 1070 1182 -112 1104  
SINCE JUL 1 6099 6833 -734 6412  
 
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 36 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 50 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 12.5  
 
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 46 7:00 AM  
LOWEST 14 1:00 PM  
AVERAGE 30  
   
......................................................  
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 55 76 1908  
MINIMUM TEMPERATURE (F) 30 7 1933  
 
SUNRISE AND SUNSET  
APRIL 13 2025.........SUNRISE 6:36 AM MDT SUNSET 7:55 PM MDT  
APRIL 14 2025.........SUNRISE 6:34 AM MDT SUNSET 7:57 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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