February Weather in Port Jefferson Station, United States

Last updated: June 24, 2025

In February, the average temperature in Port Jefferson Station, United States is a brisk 2°C (36°F). You can expect temperatures to range from a chilly -15°C (6°F) to a milder 15°C (58°F). During this time, the region experiences approximately 112 mm (4.4 in) of precipitation over about 12 days, contributing to an average humidity of 82%.

February Temperature in Port Jefferson Station

In February in Port Jefferson Station, the average temperature is 2°C (36°F). The maximum can reach 15°C (58°F), and the minimum can be as low as -15°C (6°F). Travelers should be prepared for a wide range of temperatures and dress in layers to ensure comfort during their visit.

February Weather in Port Jefferson Station: Daily Temperature Highs, Lows, and Averages

The chart illustrates February temperature patterns in Port Jefferson Station, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Port Jefferson Station, February typically has an average temperature of 2°C (36°F), with highs reaching up to 15°C (58°F) and lows dropping to around -15°C (6°F).

Data source: Temperature data for Port Jefferson Station generated using information from the Copernicus Climate Change Service.

February Precipitation in Port Jefferson Station

In Port Jefferson Station in February, the total precipitation amount is 112 mm (4.4 in), falling over the course of 12 days.

February Precipitation Trends in Port Jefferson Station

The chart displays monthly precipitation patterns in Port Jefferson Station, with values for each month alongside February’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how February’s conditions compare to those of other months. In Port Jefferson Station, February typically receives around 112 mm (4.4 inches) of precipitation spread over approximately 12 days.

Data source: Precipitation data for February generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

February Humidity in Port Jefferson Station

In Port Jefferson Station in February humidity is 82%. With an average temperature of 2°C (36°F), this humidity feels like a damp chill that clings to your skin, making even brief outings feel uncomfortable and penetrating.

February Average Humidity in Port Jefferson Station

This chart illustrates the average monthly humidity levels in Port Jefferson Station, with February’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In February, average humidity in Port Jefferson Station is approximately 82%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for February generated using information from the Copernicus Climate Change Service.

February UV Index in Port Jefferson Station

In Port Jefferson Station in February, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Port Jefferson Station.

Maximum UV Index Levels in Port Jefferson Station for February

The chart shows the monthly maximum UV Index (UVI) for Port Jefferson Station in February, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In February, the maximum UV index in Port Jefferson Station typically reaches 5, which falls under the moderate exposure category.

Data source: Port Jefferson Station February UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How February Weather in Port Jefferson Station Compares to Other Months

Weather in Port Jefferson Station varies notably across the year, with each month offering distinct climate conditions. This page compares February’s weather to other months in Port Jefferson Station, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Port Jefferson Station, showing how February’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (35°F)	80 mm (3.1 inches)	84%	moderate
February Weather	2°C (36°F)	112 mm (4.4 inches)	82%	moderate
March Weather	4°C (40°F)	104 mm (4.1 inches)	81%	high
April Weather	9°C (49°F)	132 mm (5.2 inches)	78%	very high
May Weather	14°C (58°F)	119 mm (4.7 inches)	69%	very high
June Weather	20°C (68°F)	87 mm (3.4 inches)	69%	very high
July Weather	24°C (76°F)	131 mm (5.2 inches)	62%	very high
August Weather	24°C (75°F)	103 mm (4.0 inches)	65%	very high
September Weather	21°C (70°F)	94 mm (3.7 inches)	68%	very high
October Weather	16°C (61°F)	143 mm (5.6 inches)	74%	high
November Weather	9°C (49°F)	103 mm (4.0 inches)	82%	moderate
December Weather	5°C (40°F)	140 mm (5.5 inches)	80%	low