Keystone Weather Forecast

    • 63
    • 69

    Rain Showers

    • 51
    • 67

    Rain Showers Likely

    • 45
    • 63

    Mostly Sunny

    • 50
    • 65

    Mostly Sunny

    • 45
    • 67

    Mostly Sunny

    • 46
    • 62

    Mostly Sunny

    • 54
    • 65

    Partly Sunny

Today 30 Sep Benton

Mostly sunny. Highs around 70.

Tonight 30 Sep Benton

Showers with a chance of Thunderstorms. Some Thunderstorms may produce heavy rainfall this evening. Locally heavy rainfall possible after midnight. Lows in the mid 60s. South Winds around 5 Mph, becoming southeast after midnight. Chance of rain near 100 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Keystone Temperature Statistics

September Temperature

Vinton, Vinton Veterans Memorial Airpark Airport (17.4 miles)

  • Lowest 23 September, 2026

    46.4 °F

  • Average September

    68 °F

  • Highest 1 September, 2026

    93.2 °F

Climate (2021–2026)

Vinton, Vinton Veterans Memorial Airpark Airport (17.4 miles)

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

  • Average Low 2021–2026

    40.5 °F

  • Average 2021–2026

    50.9 °F

  • Average High 2021–2026

    61.8 °F
Get WillyWeather+ to remove ads