Castle Rock Weather Forecast

    • 63
    • 80

    Isolated Thunderstorms

    • 59
    • 64

    Slight Chance Rain Showers

    • 60
    • 63

    Rain Showers Likely

    • 62
    • 66

    Rain Showers Likely

    • 63
    • 71

    Mostly Cloudy

    • 69
    • 74

    Mostly Cloudy

Today 25 Jun Eastern Essex

Sunny with isolated Showers and Thunderstorms. Some Thunderstorms may produce gusty Winds and heavy rainfall. Not as warm with Highs in the upper 80s. Northwest Winds 5 to 10 Mph, becoming east this afternoon. Chance of rain 20 percent.

Tonight 25 Jun Eastern Essex

Partly cloudy in the Evening, then becoming mostly cloudy. Cooler with Lows in the lower 60s. Southeast Winds around 5 Mph, becoming northeast with Gusts up to 20 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Castle Rock Temperature Statistics

June Temperature

Boston, Logan International Airport (6.2 miles)

  • Lowest 2 June, 2025

    51.7 °F

  • Average June

    67.6 °F

  • Highest 22 June, 2025

    93 °F

Climate (2020–Present)

Boston, Logan International Airport (6.2 miles)

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  • Average Low 2020–2025

    47 °F

  • Average 2020–2025

    53.8 °F

  • Average High 2020–2025

    61.1 °F
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