Castle Rock Weather Forecast

    • 47
    • 59

    Sunny

    • 47
    • 63

    Mostly Sunny

    • 41
    • 51

    Mostly Sunny

    • 46
    • 52

    Mostly Sunny

    • 54
    • 62

    Mostly Sunny

    • 51
    • 64

    Mostly Sunny

Today 25 Oct Eastern Essex

Sunny. Patchy frost in the morning. Highs in the mid 60s. West Winds around 5 Mph, becoming southwest around 5 Mph in the afternoon.

Tonight 25 Oct Eastern Essex

Clear. Lows in the lower 40s. Southwest Winds around 5 Mph.

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  • Temperature Real-Time

Castle Rock Temperature Statistics

October Temperature

Boston, Logan International Airport (6.2 miles)

  • Lowest 18 October, 2026

    37.7 °F

  • Average October

    58.5 °F

  • Highest 2 October, 2026

    87.7 °F

Climate (2021–2026)

Boston, Logan International Airport (6.2 miles)

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  • Average Low 2021–2026

    46.5 °F

  • Average 2021–2026

    53.5 °F

  • Average High 2021–2026

    60.9 °F
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