139
CDUS45 KRIW 130733
CLILND
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
133 AM MDT WED AUG 13 2025
...............................
..THE LANDER WY CLIMATE SUMMARY FOR AUGUST 12 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 90 4:46 PM 99 1996 87 3 87
MINIMUM 54 5:21 AM 39 1907 55 -1 58
AVERAGE 72 71 1
PRECIPITATION (IN)
YESTERDAY 0.00 1.23 1930 0.01 -0.01 0.01
MONTH TO DATE T 0.23 -0.23 0.32
SINCE JUN 1 0.98 1.90 -0.92 0.74
SINCE JAN 1 9.54 9.15 0.39 6.60
SNOWFALL (IN)
YESTERDAY 0.0 0.0 2020 0.0 0.0 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
YESTERDAY 0 0 0 0
MONTH TO DATE 2 0 2 1
SINCE JUN 1 92 138 -46 42
SINCE JUL 1 4 14 -10 7
COOLING
YESTERDAY 7 6 1 8
MONTH TO DATE 72 87 -15 95
SINCE JUN 1 396 360 36 460
SINCE JAN 1 404 365 39 460
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WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION N (20)
AVERAGE WIND SPEED 5.8
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 62 5:00 AM
LOWEST 17 5:00 PM
AVERAGE 40
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THE LANDER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 97 2007
MINIMUM TEMPERATURE (F) 55 41 2002
SUNRISE AND SUNSET
AUGUST 13 2025........SUNRISE 6:19 AM MDT SUNSET 8:19 PM MDT
AUGUST 14 2025........SUNRISE 6:21 AM MDT SUNSET 8:18 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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