Weather forecast for today
Port Jefferson, NY

Weather forecast for today

Friday, Apr 4.

AM Rain
6:28 am

7:21 pm
EDT
AM Rain
64°F / 45°F
  • Wind: 10mph NW
  • Humidity: 69%
  • Precip. probability: 99%
  • Precipitation: 0.59"
  • UV index: 5
Today, on Friday, April 4, drizzly conditions are expected in the morning.
The chance of rainfall is high, and precipitation will be moderate. The forecasted temperature range extends from a high of a breezy 64.4°F to a low of a brisk 44.6°F.
The temperature will be higher and more consistent with May's average high of 62.6°F than with April's usual.
Sunrise will be at 6:28 am and sunset at 7:21 pm; the daylight will last for 12h and 53min.

Current condition

Mostly Cloudy
3:29 am EDT
Mostly Cloudy
  • 63°F
  • Feels like: 63°F
  • Wind: 7mph WSW
  • Humidity: 86%
  • Dewpoint: 59°F
  • Pressure: 30.01"Hg
  • Precipitation: 0"
  • Visibility: 8mi
  • UV index: 0
At the moment, the sky remains mainly cloudy, with little sunshine peeking through.
The temperature is a comfortable 62.6°F. The current temperature is nearly at the maximum of today's 64.4°F.

Weather radar - Port Jefferson, NY

Doppler radar displays precipitation for the past 2h and forecasts the next 30min

Frequently asked questions

What is the temperature now?
Currently (3:29 am EDT) it is 62.6°F in Port Jefferson.
What is the weather forecast for Port Jefferson for today?
On Friday, in Port Jefferson, expect a wet start with rain likely in the morning.
Will it rain today?
Moderate precipitation of 0.59" is anticipated. The chance of rainfall is high at 99%.
What will be the maximum temperature today?
Today, the maximum temperature will be 64.4°F, while the minimum temperature will be 44.6°F.
The highest temperature will be significantly higher than the average maximum of 52.9°F in April. The lowest temperature will be in line with the average low of 44.6°F.
What time are sunrise and sunset today?
On Friday, in Port Jefferson, sunrise will be at 6:28 am and sunset at 7:21 pm (EDT).
How many hours of daylight will Port Jefferson have today?
In Port Jefferson, the length of the day today will be 12h and 53min.

Hourly weather forecast

4 am
  • 63°F
  • Feels like:
    63°F
Cloudy
Cloudy
  • Wind: 7mph WNW
  • Pressure: 30"Hg
  • Humidity: 86%
  • Precip. probability: 16%
  • Precipitation: 0"
  • Visibility: 9mi
6 am
  • 57°F
  • Feels like:
    57°F
Rain
Rain
  • Wind: 7mph NNW
  • Pressure: 30.06"Hg
  • Humidity: 85%
  • Precip. probability: 91%
  • Precipitation: 0.16"
  • Visibility: 7mi
Sunrise: 6:28 am
8 am
  • 55°F
  • Feels like:
    54°F
Rain
Rain
  • Wind: 6mph NW
  • Pressure: 30.12"Hg
  • Humidity: 83%
  • Precip. probability: 99%
  • Precipitation: 0.28"
  • Visibility: 5mi
10 am
  • 55°F
  • Feels like:
    54°F
Showers
Showers
  • Wind: 7mph NNW
  • Pressure: 30.18"Hg
  • Humidity: 74%
  • Precip. probability: 35%
  • Precipitation: 0.04"
  • Visibility: 7mi
12 pm
  • 55°F
  • Feels like:
    54°F
Cloudy
Cloudy
  • Wind: 8mph NW
  • Pressure: 30.18"Hg
  • Humidity: 63%
  • Precip. probability: 2%
  • Precipitation: 0"
  • Visibility: 10mi
2 pm
  • 59°F
  • Feels like:
    57°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 9mph WNW
  • Pressure: 30.15"Hg
  • Humidity: 54%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
4 pm
  • 59°F
  • Feels like:
    57°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph WNW
  • Pressure: 30.18"Hg
  • Humidity: 52%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
6 pm
  • 57°F
  • Feels like:
    55°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph NW
  • Pressure: 30.21"Hg
  • Humidity: 51%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
Sunset: 7:21 pm
8 pm
  • 55°F
  • Feels like:
    54°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 7mph N
  • Pressure: 30.27"Hg
  • Humidity: 51%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
10 pm
  • 54°F
  • Feels like:
    50°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 6mph N
  • Pressure: 30.3"Hg
  • Humidity: 54%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
Today, primarily dull and occasionally rain-soaked weather is predicted.
Rainfall is anticipated from 6 am to 10 am. With moderate precipitation of 0.28", most rainfall is expected at 8 am.
The temperature will vary between the highest temperature of 62.6°F and the lowest temperature of 51.8°F. The warmest part of the day will be around 4 am.
The expected temperature aligns more with May's average high than with April's 52.9°F. The temperature low is forecasted to be consistent with the usual April value of 44.6°F.
Updated: Apr 4, 2025 @ 07:29:27 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate

Port Jefferson, New York, USA

  • en: Port Jefferson, New York, USA
  • es: Port Jefferson, Nueva York, EE.UU.
  • hr: Port Džeferson, Nju Jork, SAD
  • sr: Port Džeferson, Nju Jork, SAD
  • zh: 杰斐逊港, 纽约, 美国
  • Latitude: 40.946488°
  • Longitude: -73.069273°
  • Elevation: 7 ft
  • Current time: 3:29am EDT
  • Sunrise: 6:28 am EDT
  • Sunset: 7:21 pm EDT
  • Timezone: America/New_York
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