558  
CDUS45 KRIW 010045  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
645 PM MDT FRI JUL 31 2026  
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR JULY 31 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 94 3:30 PM 99 1901 89 5 79  
MINIMUM 61 5:20 AM 40 1913 57 4 53  
AVERAGE 78 73 5 66  
 
PRECIPITATION (IN)  
TODAY 0.00 1.46 1931 0.02 -0.02 T  
MONTH TO DATE 0.62 0.59 0.03 0.28  
SINCE JUN 1 1.08 1.67 -0.59 0.98  
SINCE JAN 1 5.77 8.92 -3.15 9.54  
 
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 0 9 -9 2  
SINCE JUN 1 75 133 -58 90  
SINCE JUL 1 0 9 -9 2  
 
COOLING  
TODAY 13 8 5 1  
MONTH TO DATE 365 214 151 237  
SINCE JUN 1 411 273 138 324  
SINCE JAN 1 425 278 147 332    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 5.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 46  
LOWEST 13  
AVERAGE 30  
   
......................................................
 
 
THE LANDER WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 99 2000  
MINIMUM TEMPERATURE (F) 57 40 1903  
 
SUNRISE AND SUNSET  
JULY 31 2026..........SUNRISE 6:05 AM MDT SUNSET 8:37 PM MDT  
AUGUST 1 2026........SUNRISE 6:06 AM MDT SUNSET 8:35 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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