636
CDUS45 KRIW 130728
CLILND
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
128 AM MDT THU AUG 13 2026
...............................
..THE LANDER WY CLIMATE SUMMARY FOR AUGUST 12 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 79 12:10 AM 99 1996 87 -8 90
MINIMUM 64 11:09 PM 39 1907 55 9 54
AVERAGE 72 71 1
PRECIPITATION (IN)
YESTERDAY 0.01 1.23 1930 0.01 0.00 0.00
MONTH TO DATE 0.01 0.23 -0.22 T
SINCE JUN 1 1.09 1.90 -0.81 0.98
SINCE JAN 1 5.78 9.15 -3.37 9.54
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 0
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 2 0 2 2
SINCE JUN 1 77 138 -61 92
SINCE JUL 1 2 14 -12 4
COOLING
YESTERDAY 7 6 1 7
MONTH TO DATE 122 87 35 72
SINCE JUN 1 533 360 173 396
SINCE JAN 1 547 365 182 404
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WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 6.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 59 10:00 AM
LOWEST 22 2:00 AM
AVERAGE 41
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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 2026........SUNRISE 6:19 AM MDT SUNSET 8:20 PM MDT
AUGUST 14 2026........SUNRISE 6:20 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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