066  
CDUS45 KRIW 250045  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
645 PM MDT THU SEP 24 2026  
   
...............................  
 
   
..THE LANDER WY CLIMATE SUMMARY FOR SEPTEMBER 24 2026  
 
VALID TODAY AS OF 0600 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 75 4:06 PM 87 2014 70 5 76  
2020  
MINIMUM 45 6:11 AM 17 2000 41 4 43  
AVERAGE 60 56 4 60  
 
PRECIPITATION (IN)  
TODAY 0.00 1.50 1900 0.05 -0.05 0.00  
MONTH TO DATE 2.08 0.71 1.37 1.15  
SINCE SEP 1 2.08 0.71 1.37 1.15  
SINCE JAN 1 8.44 10.15 -1.71 11.16  
 
SNOWFALL (IN)  
TODAY MM 0.1 MM 0.0  
MONTH TO DATE 0.0 0.8 -0.8 0.0  
SINCE SEP 1 0.0 0.8 -0.8 0.0  
SINCE JUL 1 0.0 0.8 -0.8 0.0  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 5 9 -4 5  
MONTH TO DATE 62 128 -66 90  
SINCE SEP 1 62 128 -66 90  
SINCE JUL 1 65 167 -102 95  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 43 31 12 42  
SINCE SEP 1 43 31 12 42  
SINCE JAN 1 713 483 230 569    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 4.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77  
LOWEST 27  
AVERAGE 52  
   
......................................................  
 
THE LANDER WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 90 2024  
MINIMUM TEMPERATURE (F) 41 10 1926  
 
SUNRISE AND SUNSET  
SEPTEMBER 24 2026.....SUNRISE 7:05 AM MDT SUNSET 7:08 PM MDT  
SEPTEMBER 25 2026.....SUNRISE 7:06 AM MDT SUNSET 7:07 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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