208
CDUS45 KRIW 160045
CLILND
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT SAT AUG 15 2026
...............................
..THE LANDER WY CLIMATE SUMMARY FOR AUGUST 15 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 81 2:32 PM 97 2000 86 -5 88
MINIMUM 57 6:09 AM 36 1893 54 3 62
AVERAGE 69 70 -1 75
PRECIPITATION (IN)
TODAY 0.12 0.74 2008 0.02 0.10 0.01
MONTH TO DATE 0.34 0.28 0.06 0.01
SINCE JUN 1 1.42 1.95 -0.53 0.99
SINCE JAN 1 6.11 9.20 -3.09 9.55
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 1 -1 0
MONTH TO DATE 2 1 1 2
SINCE JUN 1 77 139 -62 92
SINCE JUL 1 2 15 -13 4
COOLING
TODAY 4 6 -2 10
MONTH TO DATE 132 105 27 105
SINCE JUN 1 543 378 165 429
SINCE JAN 1 557 383 174 437
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 5.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 72
LOWEST 35
AVERAGE 54
......................................................
THE LANDER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 86 95 2007
2021
2023
MINIMUM TEMPERATURE (F) 54 33 1893
SUNRISE AND SUNSET
AUGUST 15 2026........SUNRISE 6:21 AM MDT SUNSET 8:17 PM MDT
AUGUST 16 2026........SUNRISE 6:22 AM MDT SUNSET 8:15 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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