121
CDUS45 KRIW 030732
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1232 AM MST WED DEC 03 2025
...............................
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR DECEMBER 2 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 25 2:07 PM 41 2021 26 -1 38
MINIMUM 18 12:30 AM -17 2009 5 13 7
AVERAGE 22 15 7 23
PRECIPITATION (IN)
YESTERDAY 0.03 1.06 2012 0.07 -0.04 0.00
MONTH TO DATE 0.07 0.14 -0.07 0.00
SINCE DEC 1 0.07 0.14 -0.07 0.00
SINCE JAN 1 17.81 20.88 -3.07 18.38
DEGREE DAYS
HEATING
YESTERDAY 43 50 -7 42
MONTH TO DATE 99 99 0 92
SINCE DEC 1 99 99 0 92
SINCE JUL 1 3057 3606 -549 3199
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 1 0 1 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 3.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 88 8:00 PM
LOWEST 68 1:00 PM
AVERAGE 78
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THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 25 41 2021
MINIMUM TEMPERATURE (F) 5 -20 2009
SUNRISE AND SUNSET
DECEMBER 3 2025......SUNRISE 7:41 AM MST SUNSET 4:42 PM MST
DECEMBER 4 2025......SUNRISE 7:42 AM MST SUNSET 4:42 PM MST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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