Big Pine Key - Coupon Bight Weather Forecast

    • 78
    • 83

    Rain Showers Likely

    • 77
    • 82

    Rain Showers Likely

    • 77
    • 82

    Chance Thunderstorms

    • 77
    • 83

    Slight Chance Thunderstorms

    • 77
    • 82

    Slight Chance Thunderstorms

    • 76
    • 82

    Slight Chance Thunderstorms

Today 31 Oct Monroe Lower Keys

Partly sunny with a chance of Showers and a slight chance of Thunderstorms. Highs in the lower 80s. Northeast to east Winds 10 to 15 Mph. Chance of rain 40 percent.

Tonight 31 Oct Monroe Lower Keys

Showers likely with a slight chance of Thunderstorms. Lows in the mid to upper 70s. Northeast to east Winds near 15 Mph, becoming east. Chance of rain 60 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Big Pine Key - Coupon Bight Temperature Statistics

October Temperature

The Florida Keys - Marathon International Airport (19.3 miles)

  • Lowest 25 October, 2026

    72.6 °F

  • Average October

    82.9 °F

  • Highest 12 October, 2026

    90.6 °F

Climate (2021–2026)

The Florida Keys - Marathon International Airport (19.3 miles)

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  • Average Low 2021–2026

    75.5 °F

  • Average 2021–2026

    80.2 °F

  • Average High 2021–2026

    85.1 °F
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