Herkimer Weather Forecast

    • 66
    • 93

    Rain Showers

    • 61
    • 71

    Rain Showers

    • 67
    • 82

    Rain Showers Likely

    • 68
    • 84

    Chance Thunderstorms

    • 66
    • 86

    Chance Rain Showers

    • 61
    • 79

    Partly Sunny

Today 14 Sep Marshall

Mostly sunny and breezy. Much warmer with Highs in the lower 90s. South Winds 15 to 25 Mph.

Tonight 14 Sep Marshall

Mostly cloudy with a chance of Showers and Thunderstorms. Humid with Lows in the upper 60s. South Winds 10 to 15 Mph with Gusts up to 25 Mph, becoming southeast around 5 Mph after midnight. Chance of rain 50 percent.

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  • Temperature Real-Time

Herkimer Temperature Statistics

September Temperature

Marysville Municipal Airport (4.3 miles)

  • Lowest 12 September, 2026

    59 °F

  • Average September

    80.7 °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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