334  
CDUS45 KRIW 020045  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
645 PM MDT FRI MAY 01 2026  
   
...............................  
 
   
..THE LANDER WY CLIMATE SUMMARY FOR MAY 1 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 63 4:19 PM 80 1901 60 3 55  
1981  
MINIMUM 32 5:19 AM 18 1954 34 -2 34  
AVERAGE 48 47 1 45  
 
PRECIPITATION (IN)  
TODAY 0.00 1.03 1979 0.08 -0.08 T  
MONTH TO DATE 0.00 0.08 -0.08 T  
SINCE MAR 1 2.39 3.44 -1.05 5.60  
SINCE JAN 1 2.80 4.65 -1.85 6.68  
 
SNOWFALL (IN)  
TODAY MM 0.3 MM 0.0  
MONTH TO DATE MM 0.3 MM 0.0  
SINCE MAR 1 17.2 31.1 -13.9 45.3  
SINCE JUL 1 25.4 83.3 -57.9 75.6  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 17 18 -1 20  
MONTH TO DATE 17 18 -1 20  
SINCE MAR 1 1139 1569 -430 1479  
SINCE JUL 1 5222 7220 -1998 6508  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 1 0 1 0  
SINCE JAN 1 1 0 1 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 4.9  
 
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 67  
LOWEST 16  
AVERAGE 42  
   
......................................................  
 
THE LANDER WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 61 84 1947  
MINIMUM TEMPERATURE (F) 35 13 1903  
 
SUNRISE AND SUNSET  
MAY 1 2026...........SUNRISE 6:09 AM MDT SUNSET 8:16 PM MDT  
MAY 2 2026...........SUNRISE 6:08 AM MDT SUNSET 8:17 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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