St George Weather Forecast

    • 46
    • 56

    Decreasing Clouds

    • 58
    • 76

    Slight Chance Rain Showers

    • 47
    • 73

    Chance Rain Showers

    • 44
    • 61

    Mostly Sunny

    • 44
    • 59

    Mostly Cloudy

    • 44
    • 58

    Mostly Cloudy

Today 18 May Knox

Partly sunny. Highs in the mid 60s. Light and variable Winds, becoming south around 10 Mph this afternoon.

Tonight 18 May Knox

Mostly clear in the Evening, then becoming partly cloudy. Patchy fog after midnight. Lows in the upper 40s. Light and variable Winds.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

St George Temperature Statistics

May Temperature

Rockland, Knox County Regional Airport (5.6 miles)

  • Lowest 4 May, 2026

    32 °F

  • Average May

    49.2 °F

  • Highest 4 May, 2026

    63 °F

Climate (2021–Present)

Rockland, Knox County Regional Airport (5.6 miles)

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

  • Average Low 2021–2026

    39.6 °F

  • Average 2021–2026

    47.6 °F

  • Average High 2021–2026

    54.8 °F
Get WillyWeather+ to remove ads