Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS45 KRIW 130045
CLILND
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT WED AUG 12 2026
...................................
...THE LANDER WY CLIMATE SUMMARY FOR AUGUST 12 2026...
VALID TODAY AS OF 0600 PM LOCAL TIME.
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)
TODAY
MAXIMUM 77 MM 99 1996 87 -10 90
MINIMUM 66 MM 39 1907 55 11 54
AVERAGE 72 71 1 72
PRECIPITATION (IN)
TODAY 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)
TODAY MM 0.0 MM 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
TODAY 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
TODAY 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
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 7.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 59
LOWEST 22
AVERAGE 41
..........................................................
THE LANDER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 97 2007
MINIMUM TEMPERATURE (F) 55 41 2002
SUNRISE AND SUNSET
AUGUST 12 2026........SUNRISE 6:18 AM MDT SUNSET 8:21 PM MDT
AUGUST 13 2026........SUNRISE 6:19 AM MDT SUNSET 8:20 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$