Perth Weather Forecast

    • 24
    • 29

    Increasing Clouds

    • 26
    • 33

    Slight Chance Snow

    • 14
    • 35

    Rain/Snow Likely

    • 16
    • 26

    Partly Sunny

    • 32
    • 38

    Chance Rain

    • 22
    • 41

    Chance Rain

    • 16
    • 34

    Mostly Cloudy

Today 5 Dec Clay

Mostly sunny. Cold with Highs in the lower 30s. South Winds around 5 Mph.

Tonight 5 Dec Clay

Partly cloudy through Midnight, then mostly cloudy with a slight chance of Flurries with patchy very light freezing drizzle toward daybreak. Not as cold with Lows in the mid 20s. Temperature steady or slowly rising after midnight. Southwest Winds 5 to 10 Mph.

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  • Temperature Real-Time

Perth Temperature Statistics

December Temperature

Terre Haute Regional Airport (13 miles)

  • Lowest 1 December, 2025

    19 °F

  • Average December

    24.9 °F

  • Highest 1 December, 2025

    30 °F

Climate (2020–Present)

Terre Haute Regional Airport (13 miles)

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  • Average Low 2020–2025

    45.7 °F

  • Average 2020–2025

    55.5 °F

  • Average High 2020–2025

    65.5 °F
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