Gravel Island National Wildlife Refuge Weather Forecast

    • 59
    • 77

    Decreasing Clouds

    • 50
    • 68

    Partly Sunny

    • 64
    • 70

    Rain Showers

    • 60
    • 75

    Mostly Cloudy

    • 62
    • 69

    Chance Rain Showers

    • 61
    • 72

    Slight Chance Thunderstorms

Today 12 Sep Door

Partly sunny. Highs in the upper 70s. West wind 10 to 15 Mph.

Tonight 12 Sep Door

Clear in the evening then becoming partly cloudy. Lows in the middle 50s. Northwest wind 5 to 10 Mph.

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Gravel Island National Wildlife Refuge Temperature Statistics

September Temperature

Ephraim-Gibraltar Airport (11.2 miles)

  • Lowest 10 September, 2026

    58.8 °F

  • Average September

    68.6 °F

  • Highest 1 September, 2026

    84.6 °F

Climate (2021–2026)

Ephraim-Gibraltar Airport (11.2 miles)

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  • Average Low 2021–2026

    38.8 °F

  • Average 2021–2026

    45.5 °F

  • Average High 2021–2026

    52.7 °F
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