727  
CDUS45 KRIW 070727  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
127 AM MDT THU MAY 07 2026  
   
...............................  
 
   
..THE LANDER WY CLIMATE SUMMARY FOR MAY 6 2026  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1891 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 55 6:04 PM 85 1992 62 -7 40  
MINIMUM 22 5:58 AM 19 1909 36 -14 32  
1917  
AVERAGE 39 49 -10  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.88 1978 0.09 -0.09 0.45  
MONTH TO DATE 0.33 0.52 -0.19 1.23  
SINCE MAR 1 2.72 3.88 -1.16 6.83  
SINCE JAN 1 3.13 5.09 -1.96 7.91  
 
SNOWFALL (IN)  
YESTERDAY 0.0 11.7 1978 0.3 -0.3 1.3  
MONTH TO DATE 3.7 1.8 1.9 3.4  
SINCE MAR 1 21.1 32.6 -11.5 48.7  
SINCE JUL 1 29.3 84.8 -55.5 79.0  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 26 16 10 29  
MONTH TO DATE 102 102 0 100  
SINCE MAR 1 1224 1653 -429 1559  
SINCE JUL 1 5307 7304 -1997 6588  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 1 0 1 0  
SINCE JAN 1 1 0 1 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 5.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91 7:00 AM  
LOWEST 30 5:00 PM  
AVERAGE 61  
   
......................................................  
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 85 1934  
MINIMUM TEMPERATURE (F) 36 19 2010  
 
SUNRISE AND SUNSET  
MAY 7 2026...........SUNRISE 6:01 AM MDT SUNSET 8:22 PM MDT  
MAY 8 2026...........SUNRISE 6:00 AM MDT SUNSET 8:24 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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