Glenair Airport Weather Forecast

    • 72
    • 85

    Rain Showers

    • 71
    • 89

    Thunderstorms

    • 61
    • 87

    Chance Thunderstorms

    • 59
    • 78

    Sunny

    • 62
    • 79

    Partly Sunny

    • 64
    • 81

    Partly Sunny

    • 67
    • 86

    Slight Chance Thunderstorms

Today 20 Jul Northwest Howard

Mostly sunny. Highs in the mid 80s. South Winds around 5 Mph.

Tonight 20 Jul Northwest Howard

Partly cloudy this Evening, then becoming mostly cloudy. Scattered Showers and Thunderstorms after midnight. Some Thunderstorms may produce gusty Winds and small hail after midnight. Lows in the lower 70s. Southeast Winds 5 to 10 Mph. Chance of rain 50 percent.

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Glenair Airport Temperature Statistics

July Temperature

Gaithersburg - Montgomery County Airport (10.6 miles)

  • Lowest 13 July, 2026

    62.6 °F
  • Average July

    79.3 °F
  • Highest 4 July, 2026

    100.9 °F

Climate (2021–2026)

Gaithersburg - Montgomery County Airport (10.6 miles)

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  • Average Low 2021–2026

    46.2 °F
  • Average 2021–2026

    56 °F
  • Average High 2021–2026

    65.9 °F
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