Key West Weather Forecast

    • 7
    • 28

    Snow Likely

    • -13
    • 17

    Partly Sunny

    • -13
    • -5

    Cold

    • -5
    • 3

    Cold

    • -5
    • 9

    Cold

    • 3
    • 14

    Mostly Sunny

Today 21 Jan Dubuque

Partly sunny. A chance of snow in the afternoon. Additional snow accumulation around an inch possible. Highs in the upper 20s. West Winds 10 to 15 Mph. Gusts up to 30 Mph in the afternoon. Chance of snow 50 percent.

Tonight 21 Jan Dubuque

Mostly cloudy with a chance of snow in the Evening, then mostly clear after midnight. Little or no additional snow accumulation. Cold with Lows around 6 above. West Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of snow 40 percent. Wind chill Values as low as 10 below after midnight.

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Key West Temperature Statistics

January Temperature

Dubuque Regional Airport (3.7 miles)

  • Lowest 18 January, 2026

    0 °F

  • Average January

    26.8 °F

  • Highest 8 January, 2026

    55.9 °F

Climate (2021–Present)

Dubuque Regional Airport (3.7 miles)

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  • Average Low 2021–2026

    40.5 °F

  • Average 2021–2026

    49.8 °F

  • Average High 2021–2026

    59.1 °F
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