027  
CDUS45 KRIW 260045  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
645 PM MDT MON MAY 25 2026  
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR MAY 25 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 80 1:55 PM 86 1969 70 10 66  
2006  
MINIMUM 51 5:32 AM 27 1893 42 9 40  
AVERAGE 66 56 10 53  
 
PRECIPITATION (IN)  
TODAY T 0.75 1996 0.09 -0.09 0.00  
MONTH TO DATE 1.83 2.23 -0.40 1.80  
SINCE MAR 1 4.22 5.59 -1.37 7.40  
SINCE JAN 1 4.63 6.80 -2.17 8.48  
 
SNOWFALL (IN)  
TODAY MM 0.0 MM 0.0  
MONTH TO DATE 12.5 4.2 8.3 3.4  
SINCE MAR 1 29.9 35.0 -5.1 48.7  
SINCE JUL 1 38.1 87.2 -49.1 79.0  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 0 9 -9 12  
MONTH TO DATE 297 336 -39 301  
SINCE MAR 1 1419 1887 -468 1760  
SINCE JUL 1 5502 7538 -2036 6789  
 
COOLING  
TODAY 1 0 1 0  
MONTH TO DATE 3 0 3 4  
SINCE MAR 1 4 0 4 4  
SINCE JAN 1 4 0 4 4    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 5.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 62  
LOWEST 21  
AVERAGE 42  
   
......................................................
 
 
THE LANDER WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 86 2003  
2006  
MINIMUM TEMPERATURE (F) 43 26 1893  
1975  
 
SUNRISE AND SUNSET  
MAY 25 2026...........SUNRISE 5:43 AM MDT SUNSET 8:41 PM MDT  
MAY 26 2026...........SUNRISE 5:43 AM MDT SUNSET 8:42 PM MDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab WY Page Main Text Page