Port Saint John, Florida Weather
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Weather Forecast for Port Saint John, Florida : Brevard County
Issued: 1:29 am EDT Jun 20, 2025 Latitude: 28.4769458 Longitude: -80.7886657 View on Google Maps

MouseOver for Detail Forecast
Overnight Friday Saturday Sunday Monday Tuesday Wednesday Thursday
Mostly Cloudy on Overnight 40% chance of thunderstorms on Friday 30% chance of thunderstorms on Saturday 50% chance of thunderstorms on Sunday 50% chance of thunderstorms on Monday 40% chance of thunderstorms on Tuesday 40% chance of thunderstorms on Wednesday 40% chance of thunderstorms on Thursday
Low: 74°F High: 90°F High: 90°F High: 90°F High: 90°F High: 90°F High: 92°F High: 92°F
Low: 74°F Low: 74°F Low: 75°F Low: 75°F Low: 74°F Low: 74°F  
Mostly Cloudy Thunderstorms Thunderstorms Thunderstorms Thunderstorms Thunderstorms Thunderstorms Thunderstorms
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Current Conditions at
PATRICK AFB - (KCOF)
81°
Clear
as of 12:55 AM EDST
Rel. Humidity: 78%
Dew Point: 73°F
Visibility: 10 Miles
Pressure: 30.09 in.
Flight Rule: VFR
Wind Data
3 MPH
140° Southeast
Cloud Level(s): Clear
Current Conditions at
MELBOURNE - (KMLB)
79°
Mostly Clear
as of 12:53 AM EDST
Rel. Humidity: 83%
Dew Point: 73°F
Visibility: 10 Miles
Pressure: 30.12 in.
Flight Rule: VFR
Wind Data
3 MPH
250° West
Cloud Level(s): Few at 11000ft
Current Conditions at
ORLANDO INTL - (KMCO)
79°
Partly Cloudy
as of 12:53 AM EDST
Rel. Humidity: 83%
Dew Point: 73°F
Visibility: 10 Miles
Pressure: 30.11 in.
Flight Rule: VFR
Wind Data
5 MPH
180° South
Cloud Level(s): Few at 6000ft, Few at 8500ft, Scattered at 25000ft
Mostly Cloudy on Overnight Overnight... Mostly cloudy, with a low around 74. South wind around 5 mph.
40% chance of thunderstorms Friday Friday... A slight chance of showers, then a chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 90. South southwest wind around 5 mph becoming southeast in the afternoon. Chance of precipitation is 40%.
30% chance of thunderstorms Friday Night Friday Night... A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 74. Southeast wind around 5 mph.
30% chance of thunderstorms Saturday Saturday... A slight chance of showers, then a chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 90. East southeast wind 5 to 10 mph. Chance of precipitation is 30%.
30% chance of thunderstorms Saturday Night Saturday Night... A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 74. East southeast wind around 5 mph becoming calm after midnight.
50% chance of thunderstorms Sunday Sunday... A chance of showers, with thunderstorms also possible after 11am. Sunny, with a high near 90. East wind 5 to 10 mph. Chance of precipitation is 50%.
30% chance of thunderstorms Sunday Night Sunday Night... A chance of thunderstorms before 8pm. Mostly clear, with a low around 75. East southeast wind 5 to 10 mph. Chance of precipitation is 30%.
50% chance of thunderstorms Monday Monday... A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. East wind 5 to 10 mph.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 75. East southeast wind 5 to 10 mph.
40% chance of thunderstorms Tuesday Tuesday... A 40 percent chance of showers and thunderstorms. Sunny, with a high near 90. East wind 5 to 10 mph.
Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 74. East southeast wind 5 to 10 mph.
40% chance of thunderstorms Wednesday Wednesday... A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92. East wind 5 to 10 mph.
30% chance of thunderstorms Wednesday Night Wednesday Night... A 30 percent chance of showers and thunderstorms. Mostly clear, with a low around 74. East southeast wind 5 to 10 mph.
40% chance of thunderstorms Thursday Thursday... A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92. East southeast wind 5 to 10 mph.
Current Radar Image


Sun Almanac for Port Saint John, Florida
Sunrise: 06:26 AM
Sunset: 8:24 PM
Civil Sunrise:05:59 AM
Civil Sunset: 8:50 PM
Nautical Sunrise: 05:27 AM
Nautical Sunset: 9:23 PM
Astro Sunrise: 04:52 AM
Astro Sunset: 9:58 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.