Grimsby Weather Forecast

    • 17
    • 34

    Mostly Cloudy

    • 5
    • 21

    Partly Sunny

    • 10
    • 22

    Partly Sunny

    • 9
    • 20

    Partly Sunny

    • 24
    • 34

    Mostly Cloudy

    • 21
    • 39

    Mostly Cloudy

Today 18 Jan Jackson

Mostly cloudy. A slight chance of rain Showers in the morning. Cooler with Highs in the mid 30s. North Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 20 percent.

Tonight 18 Jan Jackson

Mostly cloudy with a chance of Flurries. Lows around 17. North Winds 10 to 15 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Grimsby Temperature Statistics

January Temperature

Southern Illinois Airport (11.2 miles)

  • Lowest 15 January, 2025

    7 °F

  • Average January

    27.3 °F

  • Highest 2 January, 2025

    43.6 °F

Climate (2020–Present)

Southern Illinois Airport (11.2 miles)

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

  • Average Low 2020–2025

    47.7 °F

  • Average 2020–2025

    57.8 °F

  • Average High 2020–2025

    68.3 °F
Get WillyWeather+ to remove ads