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Port Saint John, Florida Weather Forecast
Port Saint John, Florida Weather
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Click for Rip Current Statement for Port Saint John, Florida
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Weather Forecast for Port Saint John, Florida : Brevard County
Issued: 2:14 am EST Dec 17, 2025 Latitude: 28.4769458 Longitude: -80.7886657 View on Google Maps

MouseOver for Detail Forecast
Overnight Wednesday Thursday Friday Saturday Sunday Monday Tuesday
20% chance of rain on Overnight 20% chance of on Wednesday 40% chance of on Thursday 20% chance of on Friday Sunny on Saturday Sunny on Sunday Sunny on Monday Sunny on Tuesday
Low: 57°F High: 76°F High: 80°F High: 79°F High: 76°F High: 78°F High: 78°F High: 76°F
Low: 63°F Low: 66°F Low: 55°F Low: 58°F Low: 61°F Low: 63°F  
Rain Partly Sunny Partly Sunny Partly Sunny Sunny Sunny Sunny Sunny
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Current Conditions at
NASA SHTTLE FCLTY - (KTTS)
68°
Cloudy
as of 1:55 AM EST
Rel. Humidity: 60%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 30.14 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Solid Overcast at 5000ft
Current Conditions at
PATRICK AFB - (KCOF)
72°
Mostly Cloudy
as of 1:55 AM EST
Rel. Humidity: 60%
Dew Point: 57°F
Visibility: 10 Miles
Pressure: 30.12 in.
Flight Rule: VFR
Wind Data
10 MPH
110° East
Cloud Level(s): Broken at 5000ft
Current Conditions at
MELBOURNE - (KMLB)
70°
Cloudy
as of 1:53 AM EST
Rel. Humidity: 56%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 30.15 in.
Flight Rule: VFR
Wind Data
7 MPH
080° East
Cloud Level(s): Solid Overcast at 5500ft
Current Conditions at
ORLANDO INTL - (KMCO)
61°
Mostly Cloudy
as of 1:53 AM EST
Rel. Humidity: 87%
Dew Point: 57°F
Visibility: 10 Miles
Pressure: 30.17 in.
Flight Rule: VFR
Wind Data
5 MPH
0° North
Cloud Level(s): Broken at 5000ft
20% chance of rain Overnight Overnight... A 20 percent chance of showers. Mostly cloudy, with a low around 57. East wind around 5 mph.
20% chance of Wednesday Wednesday... A 20 percent chance of showers. Partly sunny, with a high near 76. East wind 5 to 10 mph.
20% chance of rain Wednesday Night Wednesday Night... A 20 percent chance of showers. Mostly cloudy, with a low around 63. East wind around 5 mph.
40% chance of Thursday Thursday... A 40 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 80. South southeast wind 5 to 10 mph.
50% chance of thunderstorms Thursday Night Thursday Night... A chance of showers and thunderstorms before 4am, then a slight chance of showers. Mostly cloudy, with a low around 66. South southeast wind around 5 mph becoming southwest after midnight. Chance of precipitation is 50%.
20% chance of Friday Friday... A 20 percent chance of showers before 1pm. Partly sunny, with a high near 79. West southwest wind 5 to 10 mph becoming northwest in the afternoon.
Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 55. North northwest wind around 5 mph.
Sunny on Saturday Saturday... Sunny, with a high near 76. North wind around 5 mph becoming east in the afternoon.
Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 58. East northeast wind around 5 mph becoming calm.
Sunny on Sunday Sunday... Sunny, with a high near 78. Calm wind becoming east northeast around 5 mph in the afternoon.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 61. Northeast wind around 5 mph becoming calm.
Sunny on Monday Monday... Sunny, with a high near 78. Northeast wind 5 to 10 mph.
Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 63. Northeast wind around 5 mph.
Sunny on Tuesday Tuesday... Sunny, with a high near 76. East northeast wind 5 to 10 mph.
Current Radar Image


Sun Almanac for Port Saint John, Florida
Sunrise: 07:09 AM
Sunset: 5:29 PM
Civil Sunrise:06:44 AM
Civil Sunset: 5:55 PM
Nautical Sunrise: 06:14 AM
Nautical Sunset: 6:25 PM
Astro Sunrise: 05:45 AM
Astro Sunset: 6:54 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.