Brother Islands Weather Forecast

    • 42
    • 46

    Chance Rain

    • 42
    • 45

    Rain Showers Likely

    • 44
    • 50

    Chance Rain

    • 43
    • 52

    Chance Rain

    • 38
    • 48

    Chance Rain

    • 41
    • 46

    Chance Rain

    • 42
    • 46

    Chance Rain

Today 31 May Alaska Peninsula

Mostly cloudy with a chance of rain. Highs in the upper 30s to upper 40s. Southeast wind 15 Mph with Gusts to 30 Mph.

Tonight 31 May Alaska Peninsula

Cloudy with a chance of rain. Lows in the lower 30s to lower 40s. Southeast wind 10 to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Brother Islands Temperature Statistics

May Temperature

Port Heiden, Port Heiden Airport (70.8 miles)

  • Lowest 8 May, 2024

    26.1 °F

  • Average May

    38.3 °F

  • Highest 21 May, 2024

    53.1 °F

Climate (2019–Present)

Port Heiden, Port Heiden Airport (70.8 miles)

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  • Average Low 2019–2024

    33.2 °F

  • Average 2019–2024

    38.6 °F

  • Average High 2019–2024

    43.8 °F
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