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February Weather in Setauket-East Setauket, United States

Last updated: June 24, 2025

In February, the average temperature in Setauket-East Setauket, 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 Setauket-East Setauket

In February in Setauket-East Setauket, 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 Setauket-East Setauket: Daily Temperature Highs, Lows, and Averages

The chart illustrates February temperature patterns in Setauket-East Setauket, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Setauket-East Setauket, 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).
JanFebMarAprMayJunJulAugSepOctNovDec353640485868757569614840
Data source: Temperature data for Setauket-East Setauket generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

February Precipitation in Setauket-East Setauket

In Setauket-East Setauket in February, the total precipitation amount is 112 mm (4.4 in), falling over the course of 12 days.

February Precipitation Trends in Setauket-East Setauket

The chart displays monthly precipitation patterns in Setauket-East Setauket, 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 Setauket-East Setauket, February typically receives around 112 mm (4.4 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec801121041321198713110394143103140
Data source: Precipitation data for February generated using information from the Copernicus Climate Change Service.
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February Humidity in Setauket-East Setauket

In Setauket-East Setauket 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 Setauket-East Setauket

This chart illustrates the average monthly humidity levels in Setauket-East Setauket, 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 Setauket-East Setauket is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%82%81%78%70%69%62%65%68%74%82%80%
Data source: Humidity data for February generated using information from the Copernicus Climate Change Service.

February UV Index in Setauket-East Setauket

In Setauket-East Setauket 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 Setauket-East Setauket.

Maximum UV Index Levels in Setauket-East Setauket for February

The chart shows the monthly maximum UV Index (UVI) for Setauket-East Setauket 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 Setauket-East Setauket typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35681010998642
Data source: Setauket-East Setauket 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 Setauket-East Setauket Compares to Other Months

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

This table compares monthly weather conditions in Setauket-East Setauket, showing how February’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (35°F)80 mm (3.1 inches)84%moderate
February Weather2°C (36°F)112 mm (4.4 inches)82%moderate
March Weather4°C (40°F)104 mm (4.1 inches)81%high
April Weather9°C (49°F)132 mm (5.2 inches)78%very high
May Weather14°C (58°F)119 mm (4.7 inches)69%very high
June Weather20°C (68°F)87 mm (3.4 inches)69%very high
July Weather24°C (76°F)131 mm (5.2 inches)62%very high
August Weather24°C (75°F)103 mm (4.0 inches)65%very high
September Weather21°C (70°F)94 mm (3.7 inches)68%very high
October Weather16°C (61°F)143 mm (5.6 inches)74%high
November Weather9°C (49°F)103 mm (4.0 inches)82%moderate
December Weather5°C (40°F)140 mm (5.5 inches)80%low

Compare Setauket-East Setauket's Climate with Cities Worldwide