159  
CDUS45 KRIW 300045  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
645 PM MDT TUE JUL 29 2025  
   
...............................  
 
   
..THE LANDER WY CLIMATE SUMMARY FOR JULY 29 2025  
 
VALID TODAY AS OF 0600 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 84 4:51 PM 101 2006 89 -5 91  
MINIMUM 61 5:10 AM 43 1892 57 4 54  
1909  
AVERAGE 73 73 0 73  
 
PRECIPITATION (IN)  
TODAY 0.00 0.35 1985 0.02 -0.02 0.00  
MONTH TO DATE 0.21 0.55 -0.34 0.29  
SINCE JUN 1 0.91 1.63 -0.72 0.42  
SINCE JAN 1 9.47 8.88 0.59 6.28  
 
SNOWFALL (IN)  
TODAY MM 0.0 MM 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 0.0 0.1 -0.1 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 2 9 -7 6  
SINCE JUN 1 90 133 -43 41  
SINCE JUL 1 2 9 -7 6  
 
COOLING  
TODAY 8 8 0 8  
MONTH TO DATE 232 199 33 208  
SINCE JUN 1 319 258 61 351  
SINCE JAN 1 327 263 64 351    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 8.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 73  
LOWEST 21  
AVERAGE 47  
   
......................................................  
 
THE LANDER WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 99 1988  
MINIMUM TEMPERATURE (F) 57 40 1904  
 
SUNRISE AND SUNSET  
JULY 29 2025..........SUNRISE 6:04 AM MDT SUNSET 8:39 PM MDT  
JULY 30 2025..........SUNRISE 6:05 AM MDT SUNSET 8:37 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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