Black River Weather Forecast

    • 35
    • 65

    Mostly Sunny

    • 40
    • 66

    Mostly Sunny

    • 48
    • 69

    Partly Sunny

    • 53
    • 71

    Slight Chance Rain Showers

    • 53
    • 73

    Chance Rain Showers

    • 50
    • 72

    Mostly Cloudy

Today 19 Sep Northern Herkimer

Partly sunny in the Morning, then clearing. Cooler with Highs in the mid 60s. North Winds around 5 Mph.

Tonight 19 Sep Northern Herkimer

Mostly clear. Patchy frost after midnight. Cooler with Lows in the lower 30s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Black River Temperature Statistics

September Temperature

Griffiss Air Force Base / Rome (27.3 miles)

  • Lowest 9 September, 2025

    39.9 °F

  • Average September

    62.2 °F

  • Highest 4 September, 2025

    82 °F

Climate (2020–Present)

Griffiss Air Force Base / Rome (27.3 miles)

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  • Average Low 2020–2025

    39.4 °F

  • Average 2020–2025

    48.7 °F

  • Average High 2020–2025

    57.9 °F
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