Portsmouth Weather Forecast

    • 66
    • 69

    Rain Showers

    • 66
    • 71

    Chance Rain Showers

    • 61
    • 72

    Mostly Cloudy

    • 60
    • 70

    Partly Sunny

    • 62
    • 75

    Mostly Sunny

    • 64
    • 77

    Partly Sunny

    • 63
    • 77

    Partly Sunny

Today 19 Sep Newport

Rain. Patchy fog. Near steady temperature in the upper 60s. Northeast Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain near 100 percent.

Tonight 19 Sep Newport

Tropical storm Conditions possible. Rain in the Evening, then a chance of Showers after midnight. Patchy fog. Humid. Near steady temperature in the upper 60s. Northeast Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain near 100 percent.

Graph Plots Open in Graphs
  • Temperature Forecast NOAA

  • Temperature Real-Time

Portsmouth Temperature Statistics

September Temperature

Newport, Newport State Airport (5 miles)

  • Lowest 2 September, 2017

    46 °F
  • Average September

    65.3 °F
  • Highest 13 September, 2017

    77 °F

Climate (2010–Present)

Newport, Newport State Airport (5 miles)

Take a look at our website widgetsAvailable free! Find Out More
  • Average Low 2010–Present

    44.1 °F
  • Average 2010–Present

    51.6 °F
  • Average High 2010–Present

    58.7 °F
Get an account to remove ads