Port Saint John, Florida | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    30% Chance of Storms
    73°
    Sunday 5/19
    Forecast night icon
    73°
    30% Chance of Storms
    Hourly
    Night Details
    Partly cloudy. A chance of showers and a slight chance of thunderstorms until around midnight. Lows around 70. Southwest winds around 5 mph becoming west late. Chance of rain 30 percent.
  • Forecast day icon
    Monday
    30% Chance of Storms
    85°
    Forecast night icon
    Night
    Mostly Clear
    73°
    Monday 5/20
    Day
    85°
    30% Chance of Storms
    Forecast day icon
    Night
    73°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Partly sunny with a slight chance of thunderstorms. A slight chance of showers in the morning and early afternoon then a chance of afternoon showers. Highs in the mid 80s. Northwest winds 5 to 10 mph becoming north 10 to 15 mph in the afternoon. Chance of rain 30 percent.
    Night Details
    Mostly clear with a slight chance of showers and thunderstorms. Lows around 70. North winds 5 to 10 mph. Chance of rain 20 percent.
  • Forecast day icon
    Tuesday
    40% Chance of Storms
    82°
    Forecast night icon
    Night
    Clear
    72°
    Tuesday 5/21
    Day
    82°
    40% Chance of Storms
    Forecast day icon
    Night
    72°
    Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny with a chance of showers and thunderstorms. Highs in the mid 80s. Northeast winds 10 to 15 mph. Chance of rain 40 percent.
    Night Details
    Clear. Lows in the lower 70s. Northeast winds 5 to 10 mph.
  • Forecast day icon
    Wednesday
    Sunny
    83°
    Forecast night icon
    Night
    Clear
    71°
    Wednesday 5/22
    Day
    83°
    Sunny
    Forecast day icon
    Night
    71°
    Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the mid 80s.
    Night Details
    Clear. Lows in the lower 70s.
  • Forecast day icon
    Thursday
    Sunny
    86°
    Forecast night icon
    Night
    Mostly Clear
    73°
    Thursday 5/23
    Day
    86°
    Sunny
    Forecast day icon
    Night
    73°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the upper 80s.
    Night Details
    Mostly clear. Lows in the lower 70s.
  • Forecast day icon
    Friday
    Mostly Sunny
    88°
    Forecast night icon
    Night
    Partly Cloudy
    75°
    Friday 5/24
    Day
    88°
    Mostly Sunny
    Forecast day icon
    Night
    75°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs around 90.
    Night Details
    Partly cloudy. Lows in the lower 70s.
  • Forecast day icon
    Saturday
    30% Chance of Storms
    89°
    Forecast night icon
    Night
    Mostly Clear
    74°
    Saturday 5/25
    Day
    89°
    30% Chance of Storms
    Forecast day icon
    Night
    74°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. A chance of afternoon showers and thunderstorms. Highs around 90. Chance of rain 30 percent.
    Night Details
    Mostly clear. Lows in the lower 70s.
  • Forecast day icon
    Sunday
    Mostly Sunny
    89°
    Forecast night icon
    Night
    40% Chance of Rain
    74°
    Sunday 5/26
    Day
    89°
    Mostly Sunny
    Forecast day icon
    Night
    74°
    40% Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. A slight chance of afternoon showers and thunderstorms. Highs around 90. Chance of rain 20 percent.
    Night Details
    Clear with a 40% chance for rain and thunderstorms. Low temperature around 74F. Dew point will be around 73F with an average humidity of 84%. Winds will be 6 mph from the SE.
  • Forecast day icon
    Monday
    Sunny
    89°
    Forecast night icon
    Night
    30% Chance of Rain
    75°
    Monday 5/27
    Day
    89°
    Sunny
    Forecast day icon
    Night
    75°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Sunny. High temperature around 89F. Dew point will be around 73F with an average humidity of 72%. Winds will be 5 mph from the E.
    Night Details
    Clear with a slight chance of rain. Chance of precipitation 30%. Low temperature around 75F. Dew point will be around 73F with an average humidity of 84%. Winds will be 7 mph from the SE.
  • Forecast day icon
    Tuesday
    Sunny
    88°
    Forecast night icon
    Night
    40% Chance of Rain
    75°
    Tuesday 5/28
    Day
    88°
    Sunny
    Forecast day icon
    Night
    75°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Sunny. High temperature around 88F. Dew point will be around 73F with an average humidity of 73%. Winds will be 5 mph from the E.
    Night Details
    Clear with a chance of rain. Chance of precipitation 35%. Low temperature around 75F. Dew point will be around 73F with an average humidity of 82%. Winds will be 7 mph from the SE.