Altamont Weather Forecast

    • 65
    • 83

    Mostly Sunny

    • 66
    • 85

    Mostly Sunny

    • 66
    • 86

    Mostly Sunny

    • 66
    • 85

    Chance Thunderstorms

    • 66
    • 84

    Rain Showers Likely

    • 65
    • 85

    Chance Thunderstorms

    • 65
    • 85

    Chance Thunderstorms

Today 8 Sep Grundy

Mostly sunny. Near steady temperature in the lower 80s. South Winds around 5 Mph.

Tonight 8 Sep Grundy

Mostly clear. Lows in the mid 60s. Southeast Winds around 5 Mph. Gusts up to 20 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Altamont Temperature Statistics

September Temperature

McMinnville Warren County Memorial Airport (19.3 miles)

  • Lowest 1 September, 2026

    66.2 °F

  • Average September

    80.7 °F

  • Highest 3 September, 2026

    98.6 °F

Climate (2021–2026)

McMinnville Warren County Memorial Airport (19.3 miles)

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  • Average Low 2021–2026

    48.4 °F

  • Average 2021–2026

    59.6 °F

  • Average High 2021–2026

    70.7 °F
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