Weather forecast for todayPort Saint John, FL

Weather forecast for today

Current condition 12:12 pm EDT

  • 79°F
  • Feels like:
    84°F
Mostly Cloudy
Mostly Cloudy
  • Precipitation: 0"
  • Wind: 11mphNNW 340°
  • Humidity: 87%
  • Dewpoint: 75°F
  • Pressure: 30"Hg
  • Visibility: 9mi
  • UV index: 5
  • ▼
In Port Saint John, currently, a dense layer of clouds is spreading across the sky, making it predominantly cloudy.
The temperature is a temperate 78.8°F, with the felt air temperature being assessed at 84.2°F. The current temperature is the highest temperature of the day.

Saturday Oct 17, 2026

  • 79°F
  • 70°F
Showers
Showers
  • Precip. probability: 56%
  • Precipitation: 0.08"
  • Wind: 15mphN 355°
  • Humidity: 81%
  • UV index: 5
  • Sunrise: 7:25 am EDT
  • Sunset: 6:51 pm EDT
  • ▼
On Saturday, in Port Saint John, scattered showers will occur throughout the day, with lighter rain expected during the afternoon.
Minimal precipitation is anticipated for today. Temperature measurements will peak at a moderately hot 78.8°F, with a slight decrease to a low of an agreeable 69.8°F.
Today, the maximum temperature is predicted to be in line with the typical October high of 81.7°F.
Sunrise was at 7:25 am and sunset will be at 6:51 pm; the daylight will last for 11h and 26min.

Hourly overview

Hourly temperatures

Warmest period: 1 pm - 2 pm 77°C.
Coldest period: 6 pm - 10 pm 72°C.

Chance of precipitation

Highest chance: 3 pm 55%.

Hourly weather forecast

  • 1 pm
  • 77°F
  • Feels like:
    77°F
Few Showers
Few Showers
  • Precip. probability: 41%
  • Precipitation: 0.04"
  • Wind: 12mphN 357°
  • Humidity: 86%
  • Pressure: 29.97"Hg
  • Visibility: 7mi
  • UV index: 5
  • ▼
  • 2 pm
  • 77°F
  • Feels like:
    77°F
Showers
Showers
  • Precip. probability: 48%
  • Precipitation: 0.04"
  • Wind: 14mphN 358°
  • Humidity: 82%
  • Pressure: 29.97"Hg
  • Visibility: 7mi
  • UV index: 5
  • ▼
  • 3 pm
  • 75°F
  • Feels like:
    75°F
Showers
Showers
  • Precip. probability: 55%
  • Precipitation: 0.08"
  • Wind: 14mphN 356°
  • Humidity: 81%
  • Pressure: 29.97"Hg
  • Visibility: 6mi
  • UV index: 2
  • ▼
  • 4 pm
  • 73°F
  • Feels like:
    73°F
Cloudy
Cloudy
  • Precip. probability: 20%
  • Precipitation: 0"
  • Wind: 15mphN 355°
  • Humidity: 77%
  • Pressure: 29.97"Hg
  • Visibility: 6mi
  • UV index: 1
  • ▼
  • 5 pm
  • 73°F
  • Feels like:
    73°F
Cloudy
Cloudy
  • Precip. probability: 14%
  • Precipitation: 0"
  • Wind: 14mphN 355°
  • Humidity: 76%
  • Pressure: 29.97"Hg
  • Visibility: 4mi
  • UV index: 1
  • ▼
  • 6 pm
  • 72°F
  • Feels like:
    72°F
Cloudy
Cloudy
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 15mphN 355°
  • Humidity: 76%
  • Pressure: 30"Hg
  • Visibility: 6mi
  • UV index: 0
  • ▼
Sunset: 6:51 pm
  • 7 pm
  • 72°F
  • Feels like:
    72°F
Cloudy
Cloudy
  • Precip. probability: 21%
  • Precipitation: 0"
  • Wind: 14mphN 356°
  • Humidity: 78%
  • Pressure: 30"Hg
  • Visibility: 5mi
  • UV index: 0
  • ▼
  • 8 pm
  • 72°F
  • Feels like:
    72°F
Cloudy
Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 15mphN 357°
  • Humidity: 77%
  • Pressure: 30.03"Hg
  • Visibility: 8mi
  • UV index: 0
  • ▼
  • 9 pm
  • 72°F
  • Feels like:
    72°F
Cloudy
Cloudy
  • Precip. probability: 18%
  • Precipitation: 0"
  • Wind: 16mphN 1°
  • Humidity: 78%
  • Pressure: 30.06"Hg
  • Visibility: 9mi
  • UV index: 0
  • ▼
  • 10 pm
  • 72°F
  • Feels like:
    72°F
Cloudy
Cloudy
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 16mphN 7°
  • Humidity: 75%
  • Pressure: 30.06"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 72°F
  • Feels like:
    72°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 16mphN 11°
  • Humidity: 73%
  • Pressure: 30.09"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Today, in Port Saint John, a combination of overcast and damp weather is anticipated.
Rain is expected from 1 pm to 3 pm. With light precipitation of 0.08", most rainfall is expected at 3 pm.
The temperature will vary between a minimum of 71.6°F and a maximum of 77°F. The warmest part of the day will be at 1 pm and 2 pm.
The highest temperature will be in line with October's average maximum of 81.7°F. The temperature low is forecasted to be also resembling the usual October value of 71.8°F.
Updated: Oct 17, 2026 @ 16:12:04 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

At 12:12 pm EDT, the temperature is 78.8°F. Feels-like temperature is 84.2°F.

Today, in Port Saint John, showers will occur throughout the day, with some dry intervals in between.

There is a high probability of rainfall in Port Saint John. Precipitation will be minimal.

Today, the maximum temperature will be 78.8°F, while the minimum temperature will be 69.8°F.
The highest temperature today will be in line with the average maximum temperature in October. Today, the lowest temperature will be also in line with the average low temperature.

On Saturday, in Port Saint John, sunrise was at 7:25 am and sunset will be at 6:51 pm (EDT).

In Port Saint John, today, there will be 11h and 26min of daylight.