Northwest Harwich Weather Forecast

    • 43
    • 57

    Rain Showers

    • 44
    • 60

    Mostly Sunny

    • 43
    • 57

    Rain Likely

    • 42
    • 56

    Slight Chance Rain

    • 48
    • 58

    Partly Sunny

    • 49
    • 61

    Slight Chance Rain Showers

Today 30 Apr Barnstable

Mostly cloudy with scattered Showers. Patchy fog this morning. Highs in the upper 50s. Southwest Winds around 5 Mph, becoming east this afternoon. Chance of rain 50 percent.

Tonight 30 Apr Barnstable

Mostly cloudy. Patchy fog. Isolated Showers in the evening. Lows in the lower 40s. Northwest Winds around 5 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Northwest Harwich Temperature Statistics

April Temperature

Chatham, Chatham Municipal Airport (5.6 miles)

  • Lowest 9 April, 2026

    27 °F

  • Average April

    45.5 °F

  • Highest 15 April, 2026

    64.9 °F

Climate (2021–Present)

Chatham, Chatham Municipal Airport (5.6 miles)

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  • Average Low 2021–2026

    47.5 °F

  • Average 2021–2026

    53.8 °F

  • Average High 2021–2026

    59.9 °F
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