Chestnut Flat Weather Forecast

    • 43
    • 52

    Slight Chance Rain Showers

    • 52
    • 57

    Chance Rain Showers

    • 53
    • 62

    Mostly Cloudy

    • 56
    • 64

    Mostly Cloudy

    • 58
    • 65

    Chance Rain Showers

    • 55
    • 67

    Chance Rain Showers

    • 29
    • 61

    Chance Rain Showers

Today 22 Dec Grainger

Sunny. Highs in the mid 50s. Light Winds.

Tonight 22 Dec Grainger

Mostly cloudy. A chance of Sprinkles after midnight. Not as cool with Lows in the lower 40s. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Chestnut Flat Temperature Statistics

December Temperature

Morristown Moore-Murrell Airport (14.9 miles)

  • Lowest 15 December, 2025

    10.4 °F

  • Average December

    36.7 °F

  • Highest 18 December, 2025

    59 °F

Climate (2020–Present)

Morristown Moore-Murrell Airport (14.9 miles)

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  • Average Low 2020–2025

    47.1 °F

  • Average 2020–2025

    56.6 °F

  • Average High 2020–2025

    66.3 °F
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