Nickerson State Park Weather Forecast

    • 67
    • 75

    Partly Cloudy

    • 69
    • 77

    Rain Showers

    • 67
    • 79

    Rain Showers Likely

    • 67
    • 76

    Slight Chance Rain Showers

    • 67
    • 74

    Mostly Sunny

    • 69
    • 76

    Mostly Sunny

Today 20 Jul Barnstable

Sunny. Highs in the mid 70s. South Winds 5 to 10 Mph.

Tonight 20 Jul Barnstable

Mostly clear in the Evening, then becoming partly cloudy. Not as cool with Lows in the upper 60s. South Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Nickerson State Park Temperature Statistics

July Temperature

Chatham, Chatham Municipal Airport (4.3 miles)

  • Lowest 13 July, 2026

    59 °F

  • Average July

    72.4 °F

  • Highest 3 July, 2026

    91 °F

Climate (2021–2026)

Chatham, Chatham Municipal Airport (4.3 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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