415
CDUS45 KRIW 300045
CLILND
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT TUE SEP 29 2026
...............................
..THE LANDER WY CLIMATE SUMMARY FOR SEPTEMBER 29 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 71 4:14 PM 90 2024 68 3 76
MINIMUM 43 6:38 AM 23 1985 39 4 47
AVERAGE 57 53 4 62
PRECIPITATION (IN)
TODAY T 0.80 1905 0.05 -0.05 0.00
MONTH TO DATE 2.18 0.94 1.24 1.20
SINCE SEP 1 2.18 0.94 1.24 1.20
SINCE JAN 1 8.54 10.38 -1.84 11.21
SNOWFALL (IN)
TODAY MM 0.1 MM 0.0
MONTH TO DATE 0.0 1.4 -1.4 0.0
SINCE SEP 1 0.0 1.4 -1.4 0.0
SINCE JUL 1 0.0 1.4 -1.4 0.0
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 8 12 -4 3
MONTH TO DATE 85 182 -97 97
SINCE SEP 1 85 182 -97 97
SINCE JUL 1 88 221 -133 102
COOLING
TODAY 0 0 0 0
MONTH TO DATE 44 31 13 42
SINCE SEP 1 44 31 13 42
SINCE JAN 1 714 483 231 569
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 4.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89
LOWEST 32
AVERAGE 61
......................................................
THE LANDER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 86 1980
MINIMUM TEMPERATURE (F) 39 20 1985
SUNRISE AND SUNSET
SEPTEMBER 29 2026.....SUNRISE 7:10 AM MDT SUNSET 6:59 PM MDT
SEPTEMBER 30 2026.....SUNRISE 7:11 AM MDT SUNSET 6:58 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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