Bethesda Weather Forecast

    • 67
    • 83

    Thunderstorms

    • 66
    • 84

    Slight Chance Thunderstorms

    • 61
    • 85

    Mostly Sunny

    • 61
    • 84

    Partly Sunny

    • 65
    • 83

    Partly Sunny

    • 66
    • 87

    Chance Thunderstorms

Today 21 Aug Davidson

Partly sunny. Showers and Thunderstorms likely this afternoon. Not as warm with Highs in the lower 80s. Northeast Winds around 5 Mph. Chance of rain 70 percent.

Tonight 21 Aug Davidson

Mostly cloudy. Showers and Thunderstorms, mainly in the evening. Lows in the upper 60s. East Winds around 5 Mph in the Evening, becoming light and variable. Chance of rain 90 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Bethesda Temperature Statistics

August Temperature

Lexington, Davidson County Airport (7.5 miles)

  • Lowest 1 August, 2026

    66 °F

  • Average August

    77.7 °F

  • Highest 17 August, 2026

    94.1 °F

Climate (2021–2026)

Lexington, Davidson County Airport (7.5 miles)

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  • Average Low 2021–2026

    49.5 °F

  • Average 2021–2026

    59.9 °F

  • Average High 2021–2026

    71.5 °F
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