131
CDUS45 KRIW 080728
CLILND
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
128 AM MDT MON SEP 08 2025
...............................
..THE LANDER WY CLIMATE SUMMARY FOR SEPTEMBER 7 2025
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)
YESTERDAY
MAXIMUM 83 2:00 PM 97 2022 79 4 87
MINIMUM 56 4:49 AM 30 1898 48 8 54
AVERAGE 70 63 7
PRECIPITATION (IN)
YESTERDAY 0.01 0.94 1894 0.03 -0.02 0.00
MONTH TO DATE 0.01 0.14 -0.13 0.31
SINCE SEP 1 0.01 0.14 -0.13 0.31
SINCE JAN 1 10.02 9.58 0.44 7.33
SNOWFALL (IN)
YESTERDAY 0.0 2.0 2020 0.1 -0.1 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 0
DEGREE DAYS
HEATING
YESTERDAY 0 4 -4 0
MONTH TO DATE 10 21 -11 4
SINCE SEP 1 10 21 -11 4
SINCE JUL 1 15 60 -45 22
COOLING
YESTERDAY 5 2 3 6
MONTH TO DATE 25 16 9 34
SINCE SEP 1 25 16 9 34
SINCE JAN 1 552 468 84 595
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WIND (MPH)
HIGHEST WIND SPEED 33 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 49 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 5.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 53 3:00 AM
LOWEST 22 4:00 PM
AVERAGE 38
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THE LANDER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 92 1979
2022
MINIMUM TEMPERATURE (F) 48 26 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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