Ernst Weather Forecast

    • 21
    • 43

    Decreasing Clouds

    • 7
    • 33

    Mostly Cloudy

    • 2
    • 13

    Mostly Cloudy

    • 9
    • 14

    Chance Snow

    • 5
    • 20

    Partly Sunny

    • 7
    • 21

    Partly Sunny

Today 21 Jan Clark

Mostly cloudy this Morning, then clearing. Not as cool with Highs in the lower 40s. Southwest Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 21 Jan Clark

Mostly clear in the Evening, then becoming partly cloudy. Lows in the lower 20s. Southwest Winds 10 to 15 Mph, becoming northwest after midnight.

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Ernst Temperature Statistics

January Temperature

Terre Haute Regional Airport (20.5 miles)

  • Lowest 18 January, 2026

    12.9 °F

  • Average January

    35.3 °F

  • Highest 8 January, 2026

    66 °F

Climate (2021–Present)

Terre Haute Regional Airport (20.5 miles)

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  • Average Low 2021–2026

    45.6 °F

  • Average 2021–2026

    55.5 °F

  • Average High 2021–2026

    65.5 °F
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