Prairie Grove Weather Forecast

    • 22
    • 24

    Increasing Clouds

    • 12
    • 36

    Snow Showers Likely

    • 5
    • 17

    Chance Snow

    • 5
    • 16

    Slight Chance Snow

    • 0
    • 11

    Slight Chance Snow

    • 7
    • 16

    Mostly Cloudy

Today 15 Jan McHenry

Partly cloudy in the Morning, then becoming mostly cloudy. Highs in the lower 20s. Northwest Winds around 10 Mph, becoming southwest in the afternoon.

Tonight 15 Jan McHenry

Snow. Snow accumulation around an inch. Lows in the lower 20s. Southwest Winds 10 to 15 Mph. Chance of precipitation 90 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Prairie Grove Temperature Statistics

January Temperature

Chicago / Wheeling, Pal-Waukee Airport (21.1 miles)

  • Lowest 1 January, 2026

    10.9 °F

  • Average January

    32.5 °F

  • Highest 8 January, 2026

    60.1 °F

Climate (2021–Present)

Chicago / Wheeling, Pal-Waukee Airport (21.1 miles)

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

  • Average Low 2021–2026

    44.2 °F

  • Average 2021–2026

    52.9 °F

  • Average High 2021–2026

    61.5 °F
Get WillyWeather+ to remove ads