Lillington Weather Forecast

    • 61
    • 78

    Rain Showers Likely

    • 60
    • 68

    Rain Showers Likely

    • 60
    • 75

    Mostly Cloudy

    • 63
    • 83

    Mostly Sunny

    • 64
    • 88

    Mostly Sunny

    • 64
    • 85

    Partly Sunny

    • 63
    • 81

    Slight Chance Thunderstorms

Today 15 Sep Harnett

Partly sunny with a 20 percent chance of Showers. Near steady temperature in the upper 70s. Northeast Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 15 Sep Harnett

Partly cloudy with a slight chance of Showers this Evening, then mostly cloudy with a chance of Showers after midnight. Lows in the lower 60s. North Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lillington Temperature Statistics

September Temperature

Erwin, Harnett County Airport (4.3 miles)

  • Lowest 3 September, 2025

    54.1 °F

  • Average September

    71.1 °F

  • Highest 6 September, 2025

    93.2 °F

Climate (2020–Present)

Erwin, Harnett County Airport (4.3 miles)

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  • Average Low 2020–2025

    52.2 °F

  • Average 2020–2025

    62.3 °F

  • Average High 2020–2025

    73.4 °F
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