310
CDUS45 KRIW 310045
CLILND
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT SAT AUG 30 2025
...............................
..THE LANDER WY CLIMATE SUMMARY FOR AUGUST 30 2025
VALID TODAY AS OF 0600 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1891 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 77 4:59 PM 95 1954 82 -5 83
MINIMUM 50 3:59 AM 30 1910 50 0 46
AVERAGE 64 66 -2 65
PRECIPITATION (IN)
TODAY 0.11 0.60 2003 0.02 0.09 0.00
MONTH TO DATE 0.47 0.50 -0.03 0.74
SINCE JUN 1 1.45 2.17 -0.72 1.16
SINCE JAN 1 10.01 9.42 0.59 7.02
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 1 2 -1 0
MONTH TO DATE 3 21 -18 12
SINCE JUN 1 93 159 -66 53
SINCE JUL 1 5 35 -30 18
COOLING
TODAY 0 3 -3 0
MONTH TO DATE 193 172 21 191
SINCE JUN 1 517 445 72 556
SINCE JAN 1 525 450 75 556
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 5.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97
LOWEST 30
AVERAGE 64
......................................................
THE LANDER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 95 1954
MINIMUM TEMPERATURE (F) 50 29 1908
SUNRISE AND SUNSET
AUGUST 30 2025........SUNRISE 6:38 AM MDT SUNSET 7:52 PM MDT
AUGUST 31 2025........SUNRISE 6:39 AM MDT SUNSET 7:50 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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