172
CDUS45 KRIW 010045
CLILND
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT SUN MAY 31 2026
...............................
..THE LANDER WY CLIMATE SUMMARY FOR MAY 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 70 4:57 PM 88 2020 72 -2 82
MINIMUM 46 4:42 AM 26 1919 44 2 50
AVERAGE 58 58 0 66
PRECIPITATION (IN)
TODAY 0.00 0.96 1991 0.07 -0.07 0.00
MONTH TO DATE 1.89 2.68 -0.79 1.88
SINCE MAR 1 4.28 6.04 -1.76 7.48
SINCE JAN 1 4.69 7.25 -2.56 8.56
SNOWFALL (IN)
TODAY MM 0.0 MM 0.0
MONTH TO DATE 12.5 4.5 8.0 3.4
SINCE MAR 1 29.9 35.3 -5.4 48.7
SINCE JUL 1 38.1 87.5 -49.4 79.0
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 7 8 -1 0
MONTH TO DATE 309 386 -77 324
SINCE MAR 1 1431 1937 -506 1783
SINCE JUL 1 5514 7588 -2074 6812
COOLING
TODAY 0 1 -1 1
MONTH TO DATE 13 5 8 8
SINCE MAR 1 14 5 9 8
SINCE JAN 1 14 5 9 8
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 44 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 11.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
RELATIVE HUMIDITY (PERCENT)
HIGHEST 80
LOWEST 15
AVERAGE 48
......................................................
THE LANDER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 89 2020
MINIMUM TEMPERATURE (F) 44 28 1917
SUNRISE AND SUNSET
MAY 31 2026...........SUNRISE 5:40 AM MDT SUNSET 8:46 PM MDT
JUNE 1 2026..........SUNRISE 5:39 AM MDT SUNSET 8:47 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.
Main Text Page