708  
CDUS45 KRIW 050745  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
145 AM MDT MON MAY 05 2025  
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR MAY 4 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 76 2:41 PM 85 1947 61 15 61  
2000  
MINIMUM 41 5:58 AM 24 1899 35 6 28  
1950  
AVERAGE 59 48 11  
 
PRECIPITATION (IN)  
YESTERDAY T 1.31 1892 0.09 -0.09 0.00  
MONTH TO DATE T 0.34 -0.34 0.28  
SINCE MAR 1 5.60 3.70 1.90 2.85  
SINCE JAN 1 6.68 4.91 1.77 4.76  
 
SNOWFALL (IN)  
YESTERDAY MM 4.8 1978 0.2 MM 0.0  
MONTH TO DATE 0.0 1.2 -1.2 1.3  
SINCE MAR 1 45.3 32.0 13.3 20.7  
SINCE JUL 1 75.6 84.2 -8.6 70.6  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 6 17 -11 20  
MONTH TO DATE 49 70 -21 96  
SINCE MAR 1 1508 1621 -113 1518  
SINCE JUL 1 6537 7272 -735 6826  
 
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 38 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 55 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 7.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 70 6:00 AM  
LOWEST 18 2:00 PM  
AVERAGE 44  
   
......................................................
 
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 82 1911  
1934  
1966  
MINIMUM TEMPERATURE (F) 36 18 1912  
 
SUNRISE AND SUNSET  
MAY 5 2025...........SUNRISE 6:03 AM MDT SUNSET 8:21 PM MDT  
MAY 6 2025...........SUNRISE 6:02 AM MDT SUNSET 8:22 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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