Southeast Arm Weather Forecast

    • -4
    • 4

    Cold

    • -13
    • 10

    Cold

    • -3
    • 7

    Cold

    • 4
    • 17

    Mostly Cloudy

    • 3
    • 19

    Slight Chance Snow Showers

    • 10
    • 21

    Slight Chance Snow Showers

Today 18 Jan Yellowstone National Park

Partly cloudy. Cold with Highs 5 to 11 above. Northwest Winds around 10 Mph. Wind chill Readings wind chill Readings as low as 22 below.

Tonight 18 Jan Yellowstone National Park

Partly cloudy. Cold with Lows 7 below to 13 below zero. Southwest Winds around 10 Mph.

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Southeast Arm Temperature Statistics

January Temperature

Yellowstone Lake (15.5 miles)

  • Lowest 9 January, 2025

    -5.1 °F

  • Average January

    14.5 °F

  • Highest 3 January, 2025

    34 °F

Climate (2020–Present)

Yellowstone Lake (15.5 miles)

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  • Average Low 2020–2025

    21.9 °F

  • Average 2020–2025

    34.6 °F

  • Average High 2020–2025

    47.1 °F
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