Mercer Weather Forecast

    • 24
    • 30

    Snow Showers

    • 25
    • 36

    Decreasing Clouds

    • 35
    • 41

    Rain Showers

    • 19
    • 40

    Rain/Snow

    • 13
    • 23

    Snow Showers

    • 16
    • 27

    Snow Showers

    • 15
    • 30

    Snow Showers

Today 11 Jan Mercer

Numerous snow Showers. Patchy blowing snow. Snow accumulation less than an inch. Near steady temperature in the upper 20s. West Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of snow 70 percent.

Tonight 11 Jan Mercer

Considerable cloudiness. Scattered snow Showers this evening. Little or no snow accumulation. Near steady temperature in the mid 20s. West Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of snow 50 percent.

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Mercer Temperature Statistics

January Temperature

New Castle, New Castle Municipal Airport (16.2 miles)

  • Lowest 1 January, 2026

    10 °F

  • Average January

    32.3 °F

  • Highest 9 January, 2026

    64.9 °F

Climate (2021–Present)

New Castle, New Castle Municipal Airport (16.2 miles)

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  • Average Low 2021–2026

    41.7 °F

  • Average 2021–2026

    51.3 °F

  • Average High 2021–2026

    61.1 °F
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