Glen Allyn Weather Forecast

    • 13
    • 23

    Partly cloudy

    • 11
    • 23

    Mostly sunny

    • 13
    • 23

    Possible shower

    • 15
    • 24

    Partly cloudy

    • 14
    • 26

    Mostly sunny

    • 14
    • 25

    Mostly sunny

    • 14
    • 23

    Partly cloudy

Today 22 Aug North Tropical Coast and Tablelands

Partly cloudy. The chance of fog in the south early this morning. Slight chance of a shower near the coast this morning. Near zero chance of rain elsewhere. Winds east to southeasterly 15 to 25 km/h. Daytime maximum temperatures 23 to 28.

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Glen Allyn Temperature Statistics View More

August Temperature

Walkamin Research Station (36km)

  • Lowest 15 August, 2026

    11.1 °C

  • Average August

    18.8 °C

  • Highest 10 August, 2026

    30.8 °C

Climate (2021–2026)

Walkamin Research Station (36km)

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  • Average Low 2021–2026

    17.7 °C

  • Average 2021–2026

    22.9 °C

  • Average High 2021–2026

    27.9 °C
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