Weather forecast for today
Port Saint John, FL

Weather forecast for today

Wednesday, Jun 18.

Partly Cloudy
6:24 am

8:24 pm
EDT
Partly Cloudy
93°F / 75°F
  • Wind: 13mph SSE
  • Humidity: 63%
  • Precip. probability: 6%
  • Precipitation: 0"
  • UV index: 11
Today, in Port Saint John, changing cloud patterns will allow for periods of sunshine.
The highest temperature will be a hot 93.2°F, while the lowest temperature will be a temperate 75.2°F.
The maximum heat index, which measures the combined effect of heat and moisture, is assessed at an extremely hot 109.4°F. Note that heat index values are valued for light wind and location in the shade. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
With a forecast of 93.2°F, the day’s weather feels closer to July than June.
Sunrise will be at 6:24 am and sunset at 8:24 pm; the daylight will last for 14h and 0min.

Current condition

Fair
3:15 am EDT
Fair
  • 79°F
  • Feels like: 84°F
  • Wind: 3mph S
  • Humidity: 89%
  • Dewpoint: 73°F
  • Pressure: 30.1"Hg
  • Precipitation: 0"
  • Visibility: 10mi
  • UV index: 0
At the moment, a mix of sunshine and light winds supports the fair weather trend.
The temperature is a warm 78.8°F, the feels-like temperature is slightly different, computed to be a temperate 84.2°F. The current temperature is almost at the minimum-anticipated 75.2°F for today.

Frequently asked questions

What is the temperature now?
At 3:15 am EDT, the temperature is 78.8°F. Feels-like temperature is 84.2°F.
What is the weather forecast for Port Saint John for today?
Today, patchy clouds will move across the sky, allowing for sunshine at times.
What will be the highest temperature today?
Today, the maximum temperature will be 93.2°F, while the minimum temperature will be 75.2°F. The maximum heat index, which combines relative humidity and air temperature, is evaluated at 109.4°F.
The maximum temperature will be a few degrees higher than the average highest temperature of 87.1°F in June. The lowest temperature will be in line with the average low of 75.7°F.
What time are sunrise and sunset today?
On Wednesday, in Port Saint John, sunrise will be at 6:24 am and sunset at 8:24 pm (EDT).
How long is the day today in Port Saint John?
Today, the daylight will last for 14h and 0min.

Hourly weather forecast

4 am
  • 77°F
  • Feels like:
    77°F
Partly Cloudy
Partly Cloudy
  • Wind: 3mph S
  • Pressure: 30.09"Hg
  • Humidity: 89%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 10mi
6 am
  • 75°F
  • Feels like:
    75°F
Partly Cloudy
Partly Cloudy
  • Wind: 4mph S
  • Pressure: 30.09"Hg
  • Humidity: 92%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 10mi
Sunrise: 6:24 am
8 am
  • 79°F
  • Feels like:
    86°F
Mostly Sunny
Mostly Sunny
  • Wind: 5mph S
  • Pressure: 30.12"Hg
  • Humidity: 84%
  • Precip. probability: 2%
  • Precipitation: 0"
  • Visibility: 10mi
10 am
  • 86°F
  • Feels like:
    93°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph S
  • Pressure: 30.12"Hg
  • Humidity: 64%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
12 pm
  • 90°F
  • Feels like:
    97°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph SSE
  • Pressure: 30.12"Hg
  • Humidity: 53%
  • Precip. probability: 7%
  • Precipitation: 0"
  • Visibility: 10mi
2 pm
  • 91°F
  • Feels like:
    99°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph SE
  • Pressure: 30.12"Hg
  • Humidity: 54%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 10mi
4 pm
  • 90°F
  • Feels like:
    99°F
Mostly Sunny
Mostly Sunny
  • Wind: 12mph SE
  • Pressure: 30.09"Hg
  • Humidity: 55%
  • Precip. probability: 2%
  • Precipitation: 0"
  • Visibility: 10mi
6 pm
  • 88°F
  • Feels like:
    95°F
Mostly Sunny
Mostly Sunny
  • Wind: 13mph SE
  • Pressure: 30.09"Hg
  • Humidity: 60%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
8 pm
  • 84°F
  • Feels like:
    91°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph SE
  • Pressure: 30.09"Hg
  • Humidity: 72%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 10mi
Sunset: 8:24 pm
10 pm
  • 81°F
  • Feels like:
    88°F
Partly Cloudy
Partly Cloudy
  • Wind: 8mph SE
  • Pressure: 30.12"Hg
  • Humidity: 77%
  • Precip. probability: 5%
  • Precipitation: 0"
  • Visibility: 10mi
Today, in Port Saint John, primarily cloudy and occasionally bright weather is anticipated.
The temperature will be between a maximum of 91.4°F and a minimum of 75.2°F. The feels-like temperature will vary between a minimum of 75.2°F and a maximum of 98.6°F. The hottest part of the day will be at 2 pm and 3 pm.
The forecasted high is more alike with July's typical maximum of 88.3°F than the usual for June. The minimum temperature will be similar to June's average low of 75.7°F.
Updated: Jun 18, 2025 @ 07:15:50 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate

Port Saint John, Florida, USA

  • en: Port Saint John, Florida, USA
  • es: Port St. John, Florida, EE.UU.
  • hr: Port Sent Džon, Florida, SAD
  • sr: Port Sent Džon, Florida, SAD
  • zh: Port Saint John, 佛罗里达, 美国
  • Latitude: 28.476946°
  • Longitude: -80.788666°
  • Elevation: 30 ft
  • Current time: 3:39am EDT
  • Sunrise: 6:24 am EDT
  • Sunset: 8:24 pm EDT
  • Timezone: America/New_York
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