Herkimer Weather Forecast

    • 63
    • 76

    Rain Showers

    • 63
    • 75

    Partly Sunny

    • 64
    • 76

    Mostly Cloudy

    • 64
    • 75

    Rain Showers Likely

    • 63
    • 73

    Slight Chance Rain Showers

Today 26 Sep Marshall

Partly cloudy. Lows in the mid 50s. Highs in the lower 70s.

Tonight 26 Sep Marshall

Mostly cloudy with a slight chance of Showers and Thunderstorms. Lows in the lower 60s. Southeast Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Herkimer Temperature Statistics

September Temperature

Marysville Municipal Airport (4.3 miles)

  • Lowest 23 September, 2026

    55.4 °F

  • Average September

    75 °F

  • Highest 8 September, 2026

    100.4 °F

Climate (2021–2026)

Marysville Municipal Airport (4.3 miles)

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  • Average Low 2021–2026

    43.9 °F

  • Average 2021–2026

    55.1 °F

  • Average High 2021–2026

    66.6 °F
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