Newcastle Weather Forecast

    • 40
    • 48

    Rain Showers Likely

    • 41
    • 49

    Rain

    • 35
    • 58

    Partly Sunny

    • 37
    • 56

    Chance Rain Showers

    • 35
    • 55

    Chance Rain Showers

    • 43
    • 58

    Chance Rain Showers

    • 42
    • 59

    Chance Rain Showers

Today 29 Apr Lincoln

Cloudy with scattered Showers. Highs in the upper 40s. East Winds around 10 Mph. Chance of rain 50 percent.

Tonight 29 Apr Lincoln

Showers likely. Patchy fog. Lows in the lower 40s. Light and variable Winds, becoming east around 10 Mph after midnight. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Newcastle Temperature Statistics

April Temperature

Wiscasset Airport (9.3 miles)

  • Lowest 7 April, 2026

    24.1 °F

  • Average April

    44.1 °F

  • Highest 17 April, 2026

    72 °F

Climate (2021–Present)

Wiscasset Airport (9.3 miles)

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  • Average Low 2021–2026

    38.7 °F

  • Average 2021–2026

    48.4 °F

  • Average High 2021–2026

    57.9 °F
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