Long Island Weather Forecast

    • 64
    • 72

    Rain

    • 67
    • 73

    Rain Showers

    • 69
    • 76

    Chance Rain Showers

    • 65
    • 76

    Mostly Sunny

    • 66
    • 74

    Mostly Sunny

    • 69
    • 75

    Chance Rain Showers

Today 21 Aug Southern Bristol

Rain, cooler with Highs in the lower 70s. Northeast Winds 10 to 15 Mph. Chance of rain 80 percent.

Tonight 21 Aug Southern Bristol

Rain. Near steady temperature in the upper 60s. Northeast Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 80 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Long Island Temperature Statistics

August Temperature

New Bedford, New Bedford Regional Airport (7.5 miles)

  • Lowest 16 August, 2026

    54 °F

  • Average August

    73.7 °F

  • Highest 7 August, 2026

    91 °F

Climate (2021–2026)

New Bedford, New Bedford Regional Airport (7.5 miles)

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

  • Average Low 2021–2026

    43.2 °F

  • Average 2021–2026

    52.8 °F

  • Average High 2021–2026

    61.9 °F
Get WillyWeather+ to remove ads