Weather forecast for 10 days
Port Jefferson, NY

Weather forecast for the weekend

Saturday, Mar 8.

Partly Cloudy
6:13 am

5:52 pm
EST
Partly Cloudy
45°F / 28°F
  • Wind: 17mph WNW
  • Humidity: 39%
  • Precip. probability: 2%
  • Precipitation: 0"
  • UV index: 4
On Saturday, March 8, relatively clouded weather is anticipated.
Rainfall is not expected. Temperatures are forecasted to peak at a chilly 44.6°F (7°C) and drop to a minimum of a subzero 28.4°F (-2°C).
On Saturday, the high temperature is anticipated to mirror the typical March high temperature.
Sunrise will be at 6:13 am and sunset at 5:52 pm; the daylight will last for 11h and 40min.

Sunday, Mar 9.

Partly Cloudy
7:11 am

6:53 pm
EDT
Partly Cloudy
46°F / 34°F
  • Wind: 11mph W
  • Humidity: 46%
  • Precip. probability: 15%
  • Precipitation: 0"
  • UV index: 4
On Sunday, March 9, partially clouded weather is anticipated.
Rainfall is not predicted. The maximum temperature will be a chilly 46.4°F (8°C), while the minimum expected temperature is a cold 33.8°F (1°C).
The highest temperature on Sunday will be in line with the average maximum temperature in March.
Sunrise will be at 7:11 am and sunset at 6:53 pm; the daylight will last for 11h and 43min.

Frequently asked questions

What is the weather forecast for Port Jefferson for Saturday?

On Saturday, March 8, partly cloudy weather is anticipated.

Will it rain on Saturday?

No, it will not rain on Saturday.

What will be the maximum temperature on Saturday?

On Saturday, the maximum temperature will be 44.6°F (7°C), while the minimum temperature will be 28.4°F (-2°C).

What is the weather forecast for Port Jefferson for Sunday?

On Sunday, March 9, the sky will be moderately clouded.

Will it rain on Sunday?

No, it will not rain on Sunday.

What will be the maximum temperature on Sunday?

On Sunday, the highest temperature will be 46.4°F (8°C), while the lowest temperature will be 33.8°F (1°C).

What is the weather forecast for Port Jefferson for the next ten days?

In Port Jefferson, weather will be unstable, and a combination of cloudy, rainy, foggy and sunny weather is expected for the next ten days.

Will it rain in the next ten days?

Rainfall is forecasted for Wednesday, next Thursday and Friday in Port Jefferson. Wednesday, with elevated precipitation of 0.83" (21mm), will be the day with the most rainfall.

How warm will it be in the next ten days?

The maximum temperature will range between 44.6°F (7°C) and 57.2°F (14°C), as the minimum temperature will be between 28.4°F (-2°C) and 46.4°F (8°C).

What will be the warmest and the coldest days?

The warmest days will be Tuesday and next Wednesday, with a maximum of 57.2°F (14°C). With a maximum temperature of 44.6°F (7°C), Saturday will be the coldest day.

Long-term weather forecast

WedMar 5.
  • 55°F
  • 46°F
Light Rain / Wind
Light Rain / Wind
  • Wind: 27mph SSE
  • Humidity: 75%
  • UV index: 2
  • Precip. probability: 77%
  • Precipitation: 0.83"
  • 6:17 am 5:49 pm EST
ThuMar 6.
  • 52°F
  • 32°F
AM Fog / PM Clouds
AM Fog / PM Clouds
  • Wind: 16mph W
  • Humidity: 74%
  • UV index: 4
  • Precip. probability: 13%
  • Precipitation: 0"
  • 6:16 am 5:50 pm EST
FriMar 7.
  • 46°F
  • 36°F
Partly Cloudy / Wind
Partly Cloudy / Wind
  • Wind: 29mph WNW
  • Humidity: 40%
  • UV index: 4
  • Precip. probability: 0%
  • Precipitation: 0"
  • 6:14 am 5:51 pm EST
SatMar 8.
  • 45°F
  • 28°F
Partly Cloudy
Partly Cloudy
  • Wind: 17mph WNW
  • Humidity: 39%
  • UV index: 4
  • Precip. probability: 2%
  • Precipitation: 0"
  • 6:13 am 5:52 pm EST
SunMar 9.
  • 46°F
  • 34°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph W
  • Humidity: 46%
  • UV index: 4
  • Precip. probability: 15%
  • Precipitation: 0"
  • 7:11 am 6:53 pm EDT
MonMar 10.
  • 50°F
  • 37°F
Partly Cloudy
Partly Cloudy
  • Wind: 14mph W
  • Humidity: 53%
  • UV index: 4
  • Precip. probability: 11%
  • Precipitation: 0"
  • 7:09 am 6:55 pm EDT
TueMar 11.
  • 57°F
  • 43°F
Mostly Sunny
Mostly Sunny
  • Wind: 17mph SW
  • Humidity: 53%
  • UV index: 4
  • Precip. probability: 4%
  • Precipitation: 0"
  • 7:08 am 6:56 pm EDT
WedMar 12.
  • 57°F
  • 43°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph SW
  • Humidity: 56%
  • UV index: 4
  • Precip. probability: 4%
  • Precipitation: 0"
  • 7:06 am 6:57 pm EDT
ThuMar 13.
  • 55°F
  • 41°F
Cloudy
Cloudy
  • Wind: 12mph S
  • Humidity: 70%
  • UV index: 3
  • Precip. probability: 24%
  • Precipitation: 0.2"
  • 7:04 am 6:58 pm EDT
FriMar 14.
  • 52°F
  • 41°F
AM Showers
AM Showers
  • Wind: 13mph NW
  • Humidity: 70%
  • UV index: 4
  • Precip. probability: 42%
  • Precipitation: 0.04"
  • 7:03 am 6:59 pm EDT
The weather will be unstable for the next ten days, and a mix of cloudy, rainy, foggy and sunny weather is forecasted.
Rainfall is forecasted for Wednesday, next Thursday and Friday.
Temperature variation will be noticeable in the upcoming period. The maximum temperature will range between 44.6°F (7°C) and 57.2°F (14°C), while the lowest nightly temperature differences will be also substantial, as the minimum temperature will be between 28.4°F (-2°C) and 46.4°F (8°C).
With a maximum temperature of 57.2°F (14°C), Tuesday and next Wednesday will be the warmest days in Port Jefferson; Saturday will be the coldest day, with the highest temperature of 44.6°F (7°C).
Updated: Mar 5, 2025 @ 19:01:12 UTC
Published by: Weather U.S. | About Us
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