Herkimer Weather Forecast

    • 59
    • 75

    Chance Rain Showers

    • 62
    • 72

    Chance Rain Showers

    • 63
    • 70

    Chance Rain Showers

    • 62
    • 74

    Slight Chance Rain Showers

Today 23 Sep Marshall

Partly sunny. A chance of Showers, mainly in the morning. Highs in the upper 60s. Chance of rain 30 percent.

Tonight 23 Sep Marshall

Partly cloudy this Evening, then becoming mostly cloudy. Lows in the upper 50s. Southeast Winds 5 to 10 Mph.

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Herkimer Temperature Statistics

September Temperature

Marysville Municipal Airport (4.3 miles)

  • Lowest 12 September, 2026

    59 °F

  • Average September

    76.7 °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

    66.7 °F
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