Mc Grath SPB Weather Forecast

    • 39
    • 55

    Mostly Cloudy

    • 37
    • 56

    Chance Rain Showers

    • 37
    • 53

    Mostly Cloudy

    • 33
    • 48

    Chance Rain Showers

    • 29
    • 45

    Cloudy

    • 28
    • 43

    Cloudy

    • 28
    • 43

    Chance Snow Showers

Today 25 Sep Upper Kuskokwim Valley

Mostly cloudy. A slight chance of Showers in the morning. Highs in the lower to mid 50s. East Winds to 10 Mph.

Tonight 25 Sep Upper Kuskokwim Valley

Mostly cloudy. A chance of Showers after midnight. Lows in the upper 30s to lower 40s. East Winds to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mc Grath SPB Temperature Statistics

September Temperature

McGrath, McGrath Airport (0.6 miles)

  • Lowest 22 September, 2026

    25 °F

  • Average September

    47.3 °F

  • Highest 4 September, 2026

    60.1 °F

Climate (2021–2026)

McGrath, McGrath Airport (0.6 miles)

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  • Average Low 2021–2026

    21 °F

  • Average 2021–2026

    29.6 °F

  • Average High 2021–2026

    37.3 °F
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