400
CDUS45 KRIW 010045
CLILND
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT MON AUG 31 2026
...............................
..THE LANDER WY CLIMATE SUMMARY FOR AUGUST 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 84 3:29 PM 95 1954 82 2 83
MINIMUM 46 4:26 AM 29 1908 50 -4 51
AVERAGE 65 66 -1 67
PRECIPITATION (IN)
TODAY 0.00 0.89 1909 0.02 -0.02 0.00
MONTH TO DATE 0.59 0.52 0.07 0.47
SINCE JUN 1 1.67 2.19 -0.52 1.45
SINCE JAN 1 6.36 9.44 -3.08 10.01
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 2 -2 0
MONTH TO DATE 3 23 -20 3
SINCE JUN 1 78 161 -83 93
SINCE JUL 1 3 37 -34 5
COOLING
TODAY 0 3 -3 2
MONTH TO DATE 245 174 71 195
SINCE JUN 1 656 447 209 519
SINCE JAN 1 670 452 218 527
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 4.2
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 44
LOWEST 13
AVERAGE 29
......................................................
THE LANDER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 98 2022
MINIMUM TEMPERATURE (F) 50 33 1905
SUNRISE AND SUNSET
AUGUST 31 2026........SUNRISE 6:39 AM MDT SUNSET 7:51 PM MDT
SEPTEMBER 1 2026.....SUNRISE 6:40 AM MDT SUNSET 7:49 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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