Greenoak Weather Forecast

    • 58
    • 77

    Partly Sunny

    • 61
    • 80

    Rain Showers Likely

    • 49
    • 74

    Chance Thunderstorms

    • 46
    • 69

    Partly Sunny

    • 53
    • 71

    Rain Showers Likely

    • 47
    • 72

    Rain Showers Likely

Today 22 Apr Bureau

Mostly sunny. Highs in the upper 70s. Southwest Winds 5 to 10 Mph.

Tonight 22 Apr Bureau

Mostly clear. Lows in the upper 50s. South Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Greenoak Temperature Statistics

April Temperature

Illinois Valley Regional Airport (15.5 miles)

  • Lowest 7 April, 2026

    30.2 °F

  • Average April

    54.1 °F

  • Highest 17 April, 2026

    84 °F

Climate (2021–Present)

Illinois Valley Regional Airport (15.5 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

    62.5 °F
Get WillyWeather+ to remove ads