Bethany Beach Weather Forecast

    • 65
    • 80

    Mostly Sunny

    • 66
    • 81

    Mostly Sunny

    • 58
    • 82

    Rain Showers Likely

    • 55
    • 65

    Rain Showers Likely

    • 57
    • 64

    Rain Showers Likely

    • 60
    • 73

    Rain Showers Likely

Today 18 May Delaware Beaches

Sunny. Highs in the mid 80s. South Winds around 5 Mph, increasing to 10 to 15 Mph this afternoon.

Tonight 18 May Delaware Beaches

Mostly clear. Lows in the upper 60s. South Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Bethany Beach Temperature Statistics

May Temperature

Ocean City, Ocean City Municipal Airport (16.2 miles)

  • Lowest 11 May, 2026

    41 °F

  • Average May

    57.9 °F

  • Highest 10 May, 2026

    73 °F

Climate (2021–Present)

Ocean City, Ocean City Municipal Airport (16.2 miles)

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  • Average Low 2021–2026

    50 °F

  • Average 2021–2026

    58.1 °F

  • Average High 2021–2026

    65.7 °F
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