Eastham Weather Forecast

    • 62
    • 76

    Mostly Sunny

    • 68
    • 74

    Chance Rain Showers

    • 67
    • 74

    Rain Showers

    • 67
    • 72

    Mostly Sunny

    • 70
    • 86

    Partly Sunny

    • 66
    • 84

    Chance Rain Showers

    • 65
    • 78

    Partly Sunny

Today 15 Aug Barnstable

Sunny. Near steady temperature in the mid 70s. North Winds around 5 Mph.

Tonight 15 Aug Barnstable

Mostly clear. Lows around 60. South Winds around 5 Mph, becoming west after midnight.

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Eastham Temperature Statistics

August Temperature

Chatham, Chatham Municipal Airport (9.3 miles)

  • Lowest 5 August, 2026

    61 °F

  • Average August

    75.1 °F

  • Highest 11 August, 2026

    84.9 °F

Climate (2021–2026)

Chatham, Chatham Municipal Airport (9.3 miles)

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  • Average Low 2021–2026

    47.4 °F

  • Average 2021–2026

    53.7 °F

  • Average High 2021–2026

    59.8 °F
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