Jacob Weather Forecast

    • 5
    • 19

    Chance Snow

    • 10
    • 14

    Snow

    • -1
    • 16

    Snow

    • -1
    • 15

    Mostly Sunny

    • 5
    • 29

    Partly Sunny

    • 5
    • 25

    Partly Sunny

    • 2
    • 19

    Partly Sunny

Today 23 Jan Jackson

Partly sunny and much cooler. Near steady temperature around 14. North Winds around 15 Mph with Gusts up to 25 Mph. Wind chill Readings as low as 2 below.

Tonight 23 Jan Jackson

Mostly cloudy. A slight chance of snow after midnight. Cold with Lows around 6 above. Northeast Winds 10 to 15 Mph. Chance of snow 20 percent. Wind chill Readings as low as 6 below.

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Jacob Temperature Statistics

January Temperature

Southern Illinois Airport (15.5 miles)

  • Lowest 20 January, 2026

    8.1 °F

  • Average January

    37.4 °F

  • Highest 8 January, 2026

    68 °F

Climate (2021–Present)

Southern Illinois Airport (15.5 miles)

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  • Average Low 2021–2026

    47.9 °F

  • Average 2021–2026

    58.3 °F

  • Average High 2021–2026

    68.8 °F
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