Sunbury Weather Forecast

    • 52
    • 82

    Sunny

    • 55
    • 84

    Mostly Sunny

    • 59
    • 84

    Partly Sunny

    • 60
    • 87

    Mostly Sunny

    • 60
    • 88

    Mostly Sunny

    • 59
    • 88

    Partly Sunny

Today 11 Sep Delaware

Sunny. Highs in the lower 80s. North Winds around 5 Mph.

Tonight 11 Sep Delaware

Clear. Lows around 50. Northeast Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Sunbury Temperature Statistics

September Temperature

Delaware Municipal Airport (13.7 miles)

  • Lowest 8 September, 2025

    41 °F

  • Average September

    62.1 °F

  • Highest 3 September, 2025

    82.4 °F

Climate (2020–Present)

Delaware Municipal Airport (13.7 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    43.1 °F

  • Average 2020–2025

    52.2 °F

  • Average High 2020–2025

    61.7 °F
Get WillyWeather+ to remove ads