Arlington Heights Weather Forecast

    • 40
    • 54

    Rain Showers

    • 28
    • 40

    Rain Showers

    • 40
    • 47

    Rain Showers Likely

    • 30
    • 48

    Breezy

    • 35
    • 44

    Rain Showers

    • 15
    • 45

    Rain/Snow Likely

    • 10
    • 26

    Partly Sunny

Today 10 Mar Northern Cook

Mostly cloudy. Patchy fog. A chance of Showers and Thunderstorms. Some Thunderstorms may produce heavy rainfall. Temperatures in the lower 40s. Northeast Winds 10 to 15 Mph. Chance of precipitation 40 percent.

Tonight 10 Mar Northern Cook

Patchy fog. Showers with Thunderstorms likely until early morning. A chance of Showers and Thunderstorms late. Some Thunderstorms may produce heavy rainfall until early morning. Near steady temperature in the lower 40s. Northeast Winds around 10 Mph, becoming north after midnight. Chance of precipitation 90 percent.

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Arlington Heights Temperature Statistics

March Temperature

Chicago / Wheeling, Pal-Waukee Airport (4.3 miles)

  • Lowest 2 March, 2026

    21.7 °F

  • Average March

    41.2 °F

  • Highest 6 March, 2026

    65.6 °F

Climate (2021–Present)

Chicago / Wheeling, Pal-Waukee Airport (4.3 miles)

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  • Average Low 2021–2026

    44.2 °F

  • Average 2021–2026

    53 °F

  • Average High 2021–2026

    61.6 °F
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