Perth Weather Forecast

    • 49
    • 79

    Slight Chance Rain Showers

    • 52
    • 72

    Mostly Cloudy

    • 53
    • 67

    Chance Rain Showers

    • 53
    • 67

    Chance Rain Showers

    • 57
    • 67

    Chance Rain Showers

    • 57
    • 73

    Rain Showers Likely

    • 52
    • 70

    Chance Rain Showers

Today 29 Oct Clay

Partly cloudy with a 40 percent chance of Showers. Highs in the mid 60s.

Tonight 29 Oct Clay

Partly cloudy through the late Overnight, then clearing. Lows around 50. North Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Perth Temperature Statistics

October Temperature

Terre Haute Regional Airport (13 miles)

  • Lowest 18 October, 2026

    33.1 °F

  • Average October

    60.1 °F

  • Highest 13 October, 2026

    90 °F

Climate (2021–2026)

Terre Haute Regional Airport (13 miles)

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  • Average Low 2021–2026

    45.8 °F

  • Average 2021–2026

    55.8 °F

  • Average High 2021–2026

    65.8 °F
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