Onway Lake Weather Forecast

    • 48
    • 64

    Decreasing Clouds

    • 46
    • 72

    Becoming Sunny

    • 45
    • 72

    Mostly Sunny

    • 47
    • 72

    Partly Sunny

    • 47
    • 80

    Mostly Sunny

    • 44
    • 71

    Mostly Sunny

    • 47
    • 72

    Partly Sunny

Today 7 Sep Interior Rockingham

Mostly cloudy with a 50 percent chance of Showers. Highs in the mid 60s. Light and variable Winds.

Tonight 7 Sep Interior Rockingham

Mostly cloudy with isolated Showers this Evening, then mostly clear after midnight. Lows in the upper 40s. Light and variable Winds. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Onway Lake Temperature Statistics

September Temperature

Manchester Airport (13 miles)

  • Lowest 1 September, 2025

    51.1 °F

  • Average September

    67.5 °F

  • Highest 5 September, 2025

    82 °F

Climate (2020–Present)

Manchester Airport (13 miles)

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  • Average Low 2020–2025

    42.9 °F

  • Average 2020–2025

    52.5 °F

  • Average High 2020–2025

    62.1 °F
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