Grenville Weather Forecast

    • 29
    • 51

    Mostly Sunny

    • 29
    • 54

    Mostly Sunny

    • 39
    • 63

    Partly Sunny

    • 43
    • 68

    Partly Sunny

    • 43
    • 66

    Breezy

    • 24
    • 59

    Breezy

Today 22 Feb Union County

Cooler. Mostly sunny. Highs in the mid 50s. North Winds 15 to 20 Mph.

Tonight 22 Feb Union County

Cold. Mostly clear. Lows around 30. North Winds around 15 Mph in the evening.

Graph Plots Open in Graphs
  • Temperature Forecast NOAA

  • Temperature Real-Time

Grenville Temperature Statistics

February Temperature

Clayton Municipal Airpark (27.3 miles)

  • Lowest 11 February, 2024

    15.9 °F
  • Average February

    39.6 °F
  • Highest 20 February, 2024

    73 °F

Climate (2019–Present)

Clayton Municipal Airpark (27.3 miles)

Take a look at our website widgetsAvailable free! Find Out More
  • Average Low 2019–2024

    41.8 °F
  • Average 2019–2024

    54.8 °F
  • Average High 2019–2024

    68.7 °F
Get an account to remove ads