Onway Lake Weather Forecast

    • 46
    • 76

    Mostly Cloudy

    • 52
    • 73

    Chance Rain Showers

    • 57
    • 79

    Slight Chance Rain Showers

    • 43
    • 75

    Sunny

    • 41
    • 68

    Mostly Sunny

    • 48
    • 72

    Partly Sunny

    • 55
    • 78

    Partly Sunny

Today 16 Sep Interior Rockingham

Partly sunny. Highs in the mid 70s. Light and variable Winds.

Tonight 16 Sep Interior Rockingham

Partly cloudy this Evening, then becoming mostly cloudy. Lows in the upper 40s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Onway Lake Temperature Statistics

September Temperature

Manchester Airport (13 miles)

  • Lowest 8 September, 2025

    46 °F

  • Average September

    64 °F

  • Highest 6 September, 2025

    84 °F

Climate (2020–Present)

Manchester Airport (13 miles)

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  • Average Low 2020–2025

    42.8 °F

  • Average 2020–2025

    52.5 °F

  • Average High 2020–2025

    62.1 °F
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