Castle Bay Weather Forecast

    • 39
    • 47

    Chance Rain

    • 38
    • 46

    Slight Chance Rain

    • 40
    • 46

    Mostly Cloudy

    • 42
    • 49

    Chance Rain Showers

    • 43
    • 49

    Rain Showers Likely

    • 43
    • 49

    Rain Showers

Today 27 May Chignik

Mostly cloudy. A slight chance of rain and snow in the Morning, then a chance of rain in the afternoon. Highs in the mid 40s to lower 50s. Variable wind 10 Mph.

Tonight 27 May Chignik

Mostly cloudy. A chance of rain in the Evening, then scattered rain Showers and snow Showers after midnight. Lows in the upper 30s. Variable wind 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Castle Bay Temperature Statistics

May Temperature

Port Heiden, Port Heiden Airport (51.6 miles)

  • Lowest 7 May, 2026

    19.9 °F

  • Average May

    38.2 °F

  • Highest 20 May, 2026

    53.1 °F

Climate (2021–Present)

Port Heiden, Port Heiden Airport (51.6 miles)

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  • Average Low 2021–2026

    33.5 °F

  • Average 2021–2026

    38.6 °F

  • Average High 2021–2026

    43.6 °F
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