559
CDUS45 KRIW 280754
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
154 AM MDT TUE OCT 28 2025
...............................
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR OCTOBER 27 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 29 12:37 PM 57 2016 40 -11 57
2024
MINIMUM 7 11:59 PM -11 2019 18 -11 24
AVERAGE 18 29 -11 41
PRECIPITATION (IN)
YESTERDAY 0.24 0.26 2005 0.06 0.18 0.00
MONTH TO DATE 3.47 1.60 1.87 0.40
SINCE SEP 1 4.93 3.17 1.76 1.83
SINCE JAN 1 16.64 18.43 -1.79 17.02
DEGREE DAYS
HEATING
YESTERDAY 47 36 11 24
MONTH TO DATE 749 824 -75 591
SINCE SEP 1 1233 1412 -179 1070
SINCE JUL 1 1749 2054 -305 1647
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JAN 1 1 0 1 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 4.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 1:00 AM
LOWEST 57 5:00 PM
AVERAGE 77
......................................................
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 40 56 2008
MINIMUM TEMPERATURE (F) 18 -12 2019
SUNRISE AND SUNSET
OCTOBER 28 2025.......SUNRISE 7:54 AM MDT SUNSET 6:16 PM MDT
OCTOBER 29 2025.......SUNRISE 7:56 AM MDT SUNSET 6:14 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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