New Dover Weather Forecast

    • 54
    • 64

    Chance Rain Showers

    • 44
    • 69

    Mostly Sunny

    • 45
    • 69

    Mostly Sunny

    • 46
    • 70

    Mostly Sunny

    • 48
    • 71

    Partly Sunny

    • 49
    • 73

    Mostly Sunny

Today 23 Sep Union

Partly sunny. A chance of Showers in the afternoon. Highs in the upper 70s. Chance of rain 40 percent.

Tonight 23 Sep Union

Mostly cloudy. A chance of Showers with a slight chance of Thunderstorms this evening. Lows in the mid 50s. East Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

New Dover Temperature Statistics

September Temperature

Marysville Union County Airport (2.5 miles)

  • Lowest 14 September, 2026

    51.8 °F

  • Average September

    72.8 °F

  • Highest 1 September, 2026

    93.2 °F

Climate (2021–2026)

Marysville Union County Airport (2.5 miles)

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  • Average Low 2021–2026

    43.1 °F

  • Average 2021–2026

    52.8 °F

  • Average High 2021–2026

    62.6 °F
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