New Grand Chain Weather Forecast

    • 66
    • 87

    Mostly Sunny

    • 63
    • 88

    Mostly Sunny

    • 62
    • 84

    Mostly Sunny

    • 64
    • 82

    Chance Thunderstorms

    • 67
    • 85

    Slight Chance Thunderstorms

    • 67
    • 87

    Slight Chance Thunderstorms

Today 21 Aug Pulaski

Patchy fog this morning. Sunny. Highs in the upper 80s. North Winds around 5 Mph.

Tonight 21 Aug Pulaski

Mostly clear. Lows in the upper 60s. Calm Winds.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

New Grand Chain Temperature Statistics

August Temperature

Metropolis Municipal Airport (15.5 miles)

  • Lowest 5 August, 2026

    61.7 °F

  • Average August

    78.9 °F

  • Highest 16 August, 2026

    98.4 °F

Climate (2021–2026)

Metropolis Municipal Airport (15.5 miles)

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

  • Average Low 2021–2026

    49.5 °F

  • Average 2021–2026

    59.7 °F

  • Average High 2021–2026

    70.2 °F
Get WillyWeather+ to remove ads