475
CDUS45 KRIW 100727
CLILND
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
127 AM MDT THU SEP 10 2026
...............................
..THE LANDER WY CLIMATE SUMMARY FOR SEPTEMBER 9 2026
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)
YESTERDAY
MAXIMUM 82 4:29 PM 94 2021 78 4 76
MINIMUM 45 6:40 AM 21 2020 47 -2 52
AVERAGE 64 63 1
PRECIPITATION (IN)
YESTERDAY 0.00 0.85 1912 0.03 -0.03 0.01
MONTH TO DATE T 0.19 -0.19 0.02
SINCE SEP 1 T 0.19 -0.19 0.02
SINCE JAN 1 6.36 9.63 -3.27 10.03
SNOWFALL (IN)
YESTERDAY 0.0 0.0 2020 0.0 0.0 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 1 4 -3 1
MONTH TO DATE 2 29 -27 11
SINCE SEP 1 2 29 -27 11
SINCE JUL 1 5 68 -63 16
COOLING
YESTERDAY 0 2 -2 0
MONTH TO DATE 34 20 14 29
SINCE SEP 1 34 20 14 29
SINCE JAN 1 704 472 232 556
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WIND (MPH)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 5.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 42 7:00 AM
LOWEST 6 4:00 PM
AVERAGE 24
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THE LANDER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 93 2021
MINIMUM TEMPERATURE (F) 47 30 2020
SUNRISE AND SUNSET
SEPTEMBER 10 2026.....SUNRISE 6:49 AM MDT SUNSET 7:33 PM MDT
SEPTEMBER 11 2026.....SUNRISE 6:50 AM MDT SUNSET 7:32 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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