522  
CDUS45 KRIW 220733  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
133 AM MDT WED JUL 22 2026  
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR JULY 21 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 88 2:46 PM 100 1931 89 -1 95  
MINIMUM 64 11:10 PM 40 1924 57 7 59  
AVERAGE 76 73 3  
 
PRECIPITATION (IN)  
YESTERDAY 0.12 0.42 1990 0.03 0.09 0.00  
MONTH TO DATE 0.12 0.38 -0.26 0.21  
SINCE JUN 1 0.58 1.46 -0.88 0.91  
SINCE JAN 1 5.27 8.71 -3.44 9.47  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2020 0.0 0.0 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 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 MM  
MONTH TO DATE 0 9 -9 2  
SINCE JUN 1 75 133 -58 90  
SINCE JUL 1 0 9 -9 2  
 
COOLING  
YESTERDAY 11 8 3 MM  
MONTH TO DATE 242 135 107 153  
SINCE JUN 1 288 194 94 240  
SINCE JAN 1 302 199 103 248    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 6.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 11:00 PM  
LOWEST 26 10:00 AM  
AVERAGE 57  
   
......................................................
 
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 100 2007  
MINIMUM TEMPERATURE (F) 57 42 1978  
 
SUNRISE AND SUNSET  
JULY 22 2026..........SUNRISE 5:56 AM MDT SUNSET 8:46 PM MDT  
JULY 23 2026..........SUNRISE 5:57 AM MDT SUNSET 8:45 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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