Big Coppitt Key, Florida Weather
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Click for Coastal Flood Statement for Big Coppitt Key, Florida
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Weather Forecast for Big Coppitt Key, Florida : Monroe County
Issued: 5:15 pm EDT Oct 16, 2025 Latitude: 24.5965343 Longitude: -81.6600883 View on Google Maps

MouseOver for Detail Forecast
Tonight Friday Saturday Sunday Monday Tuesday Wednesday Thursday
30% chance of rain on Tonight 30% chance of rain on Friday 10% chance of rain on Saturday 30% chance of rain on Sunday 20% chance of rain on Monday 20% chance of rain on Tuesday 10% chance of rain on Wednesday 10% chance of rain on Thursday
Low: 77°F High: 85°F High: 85°F High: 85°F High: 86°F High: 85°F High: 86°F High: 85°F
Low: 78°F Low: 79°F Low: 78°F Low: 79°F Low: 79°F Low: 79°F  
Rain Rain Rain Rain Rain Rain Rain Rain
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Current Conditions at
KEY WEST NAS - (KNQX)
82°
Mostly Clear
as of 4:53 PM EDST
Rel. Humidity: 65%
Dew Point: 70°F
Visibility: 10 Miles
Pressure: 29.81 in.
Flight Rule: VFR
Wind Data
6 MPH
080° East
Cloud Level(s): Few at 3300ft
Current Conditions at
KEY WEST INTL - (KEYW)
84°
Clear
as of 4:53 PM EDST
Rel. Humidity: 66%
Dew Point: 72°F
Visibility: 10 Miles
Pressure: 29.81 in.
Flight Rule: VFR
Wind Data
7 MPH
030° Northeast
Cloud Level(s): Clear
Current Conditions at
MARATHON KEY ARPT - (KMTH)
82°
Mostly Clear
as of 4:53 PM EDST
Rel. Humidity: 65%
Dew Point: 70°F
Visibility: 10 Miles
Pressure: 29.80 in.
Flight Rule: VFR
Wind Data
8 MPH
070° East
Cloud Level(s): Few at 2700ft
Current Conditions at
HOMESTEAD AFB - (KHST)
82°
Mostly Cloudy
as of 4:55 PM EDST
Rel. Humidity: 65%
Dew Point: 70°F
Visibility: 10 Miles
Pressure: 29.80 in.
Flight Rule: VFR
Wind Data
8 MPH
050° Northeast
Cloud Level(s): Scattered at 5000ft, Broken at 8000ft
30% chance of rain Tonight Tonight... A chance of showers after 8pm. Partly cloudy, with a low around 77. Northeast wind 10 to 15 mph. Chance of precipitation is 30%.
30% chance of rain Friday Friday... A chance of showers. Mostly sunny, with a high near 85. Northeast wind around 15 mph. Chance of precipitation is 30%.
20% chance of rain Friday Night Friday Night... A slight chance of showers. Partly cloudy, with a low around 78. Breezy, with an east wind around 20 mph. Chance of precipitation is 20%.
10% chance of rain Saturday Saturday... A slight chance of showers. Sunny, with a high near 85. East wind around 15 mph. Chance of precipitation is 10%.
20% chance of rain Saturday Night Saturday Night... A slight chance of showers. Partly cloudy, with a low around 79. Breezy, with an east wind 15 to 20 mph. Chance of precipitation is 20%.
30% chance of rain Sunday Sunday... A chance of showers. Mostly sunny, with a high near 85. Chance of precipitation is 30%.
30% chance of rain Sunday Night Sunday Night... A chance of showers. Partly cloudy, with a low around 78. Chance of precipitation is 30%.
20% chance of rain Monday Monday... A slight chance of showers. Mostly sunny, with a high near 86. Chance of precipitation is 20%.
30% chance of rain Monday Night Monday Night... A chance of showers. Partly cloudy, with a low around 79. Chance of precipitation is 30%.
20% chance of rain Tuesday Tuesday... A slight chance of showers. Mostly sunny, with a high near 85. Chance of precipitation is 20%.
10% chance of rain Tuesday Night Tuesday Night... A slight chance of showers. Mostly clear, with a low around 79. Chance of precipitation is 10%.
10% chance of rain Wednesday Wednesday... A slight chance of showers. Sunny, with a high near 86. Chance of precipitation is 10%.
10% chance of rain Wednesday Night Wednesday Night... A slight chance of showers. Mostly clear, with a low around 79. Chance of precipitation is 10%.
10% chance of rain Thursday Thursday... A slight chance of showers. Sunny, with a high near 85. Chance of precipitation is 10%.
Current Radar Image


Sun Almanac for Big Coppitt Key, Florida
Sunrise: 07:25 AM
Sunset: 6:59 PM
Civil Sunrise:07:02 AM
Civil Sunset: 7:22 PM
Nautical Sunrise: 06:36 AM
Nautical Sunset: 7:48 PM
Astro Sunrise: 06:09 AM
Astro Sunset: 8:15 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.