274
CDUS45 KRIW 090045
CLILND
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT MON SEP 08 2025
...............................
..THE LANDER WY CLIMATE SUMMARY FOR SEPTEMBER 8 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 85 3:46 PM 92 1979 78 7 88
2022
MINIMUM 52 5:58 AM 26 2020 48 4 53
AVERAGE 69 63 6 71
PRECIPITATION (IN)
TODAY 0.00 1.15 1973 0.02 -0.02 0.00
MONTH TO DATE 0.01 0.16 -0.15 0.31
SINCE SEP 1 0.01 0.16 -0.15 0.31
SINCE JAN 1 10.02 9.60 0.42 7.33
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 4 -4 0
MONTH TO DATE 10 25 -15 4
SINCE SEP 1 10 25 -15 4
SINCE JUL 1 15 64 -49 22
COOLING
TODAY 4 2 2 6
MONTH TO DATE 29 18 11 40
SINCE SEP 1 29 18 11 40
SINCE JAN 1 556 470 86 601
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 6.3
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 55
LOWEST 10
AVERAGE 33
......................................................
THE LANDER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 94 2021
MINIMUM TEMPERATURE (F) 47 21 2020
SUNRISE AND SUNSET
SEPTEMBER 8 2025.....SUNRISE 6:48 AM MDT SUNSET 7:37 PM MDT
SEPTEMBER 9 2025.....SUNRISE 6:49 AM MDT SUNSET 7:35 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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