785
CDUS45 KRIW 120045
CLILND
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT THU SEP 11 2025
...............................
..THE LANDER WY CLIMATE SUMMARY FOR SEPTEMBER 11 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 84 12:29 PM 88 1919 77 7 81
1990
MINIMUM 62 5:42 AM 26 1898 46 16 54
AVERAGE 73 62 11 68
PRECIPITATION (IN)
TODAY T 1.31 1903 0.03 -0.03 0.04
MONTH TO DATE 0.02 0.24 -0.22 0.36
SINCE SEP 1 0.02 0.24 -0.22 0.36
SINCE JAN 1 10.03 9.68 0.35 7.38
SNOWFALL (IN)
TODAY MM 0.0 MM 0.0
MONTH TO DATE 0.0 0.1 -0.1 0.0
SINCE SEP 1 0.0 0.1 -0.1 0.0
SINCE JUL 1 0.0 0.1 -0.1 0.0
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 0 5 -5 0
MONTH TO DATE 11 38 -27 4
SINCE SEP 1 11 38 -27 4
SINCE JUL 1 16 77 -61 22
COOLING
TODAY 8 1 7 3
MONTH TO DATE 41 23 18 57
SINCE SEP 1 41 23 18 57
SINCE JAN 1 568 475 93 618
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 54 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 67 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 14.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 44
LOWEST 14
AVERAGE 29
......................................................
THE LANDER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 94 1990
MINIMUM TEMPERATURE (F) 46 26 1902
SUNRISE AND SUNSET
SEPTEMBER 11 2025.....SUNRISE 6:51 AM MDT SUNSET 7:31 PM MDT
SEPTEMBER 12 2025.....SUNRISE 6:52 AM MDT SUNSET 7:29 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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