Castle Rock Weather Forecast

    • 57
    • 61

    Rain Showers

    • 55
    • 63

    Chance Rain Showers

    • 58
    • 60

    Rain Showers Likely

    • 53
    • 65

    Slight Chance Rain Showers

    • 51
    • 58

    Partly Sunny

    • 53
    • 58

    Chance Rain Showers

Today 11 Oct Eastern Essex

Partly sunny in the Morning, then cloudy with a slight chance of Showers in the afternoon. Highs in the lower 60s. South Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 11 Oct Eastern Essex

Showers. Patchy fog. Lows in the lower 50s. Southeast Winds around 5 Mph, becoming northeast after midnight. Chance of rain near 100 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Castle Rock Temperature Statistics

October Temperature

Boston, Logan International Airport (6.2 miles)

  • Lowest 7 October, 2026

    46 °F

  • Average October

    62.8 °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

    46.6 °F

  • Average 2021–2026

    53.6 °F

  • Average High 2021–2026

    61 °F
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