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Big Pine Key, FL - Coupon Bight Marine Weather Forecast

Tonight - 69°F
Dec 27, 2025
5 mph N
Mostly Clear
Mostly clear, with a low around 69. North wind around 5 mph.
Sunday - 79°F
Dec 28, 2025
5 mph NE
Mostly Sunny
Mostly sunny, with a high near 79. Northeast wind around 5 mph.
Sunday Night - 69°F
Dec 28, 2025
5 mph E
Partly Cloudy
Partly cloudy, with a low around 69. East wind around 5 mph.
Monday - 79°F
Dec 29, 2025
0 to 5 mph NE
Sunny
Sunny, with a high near 79. Northeast wind 0 to 5 mph.
Monday Night - 67°F
Dec 29, 2025
0 to 5 mph N
Mostly Clear
Mostly clear, with a low around 67. North wind 0 to 5 mph.
Tuesday - 76°F
Dec 30, 2025
5 to 15 mph NW
Slight Chance Rain Showers
A slight chance of rain showers after 7am. Mostly sunny, with a high near 76. Chance of precipitation is 20%.
Tuesday Night - 62°F
Dec 30, 2025
15 mph N
Slight Chance Rain Showers then Partly Cloudy
A slight chance of rain showers before 7pm. Partly cloudy, with a low around 62. Chance of precipitation is 20%.
Wednesday - 71°F
Dec 31, 2025
10 to 15 mph N
Sunny
Sunny, with a high near 71.
Wednesday Night - 59°F
Dec 31, 2025
10 mph N
Mostly Clear
Mostly clear, with a low around 59.
New Year's Day - 69°F
Jan 01, 2026
10 mph N
Sunny
Sunny, with a high near 69.
Thursday Night - 63°F
Jan 01, 2026
10 to 15 mph N
Mostly Clear
Mostly clear, with a low around 63.
Friday - 71°F
Jan 02, 2026
10 to 15 mph N
Sunny
Sunny, with a high near 71.
Friday Night - 63°F
Jan 02, 2026
10 mph N
Mostly Clear
Mostly clear, with a low around 63.
Saturday - 72°F
Jan 03, 2026
5 to 10 mph NE
Sunny
Sunny, with a high near 72.

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