Moonstone Beach Weather Forecast

    • 53
    • 62

    Rain Showers Likely

    • 47
    • 66

    Mostly Sunny

    • 46
    • 59

    Sunny

    • 57
    • 63

    Mostly Sunny

    • 55
    • 67

    Mostly Sunny

    • 53
    • 65

    Mostly Sunny

    • 50
    • 63

    Mostly Sunny

Today 4 Oct Washington

Mostly sunny. Highs in the lower 60s.

Tonight 4 Oct Washington

Mostly cloudy. A chance of Showers this evening. Patchy fog this evening. Lows in the lower 50s. Northeast Winds around 5 Mph, becoming north after midnight. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Moonstone Beach Temperature Statistics

October Temperature

Westerly, Westerly State Airport (11.8 miles)

  • Lowest 1 October, 2026

    55 °F

  • Average October

    66.8 °F

  • Highest 2 October, 2026

    75 °F

Climate (2021–2026)

Westerly, Westerly State Airport (11.8 miles)

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  • Average Low 2021–2026

    44.3 °F

  • Average 2021–2026

    52.5 °F

  • Average High 2021–2026

    60.4 °F
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