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April Weather in Patchogue, United States

Last updated: June 24, 2025

In April, the average temperature in Patchogue, United States is a cool 9°C (49°F). Expect lows around 0°C (32°F) and highs reaching up to 20°C (68°F). Prepare for some rain too, as precipitation can total 125 mm (4.9 in) over about 12 days. With an average humidity of 78%, it’s a month where layers and a good umbrella are essential!

April Temperature in Patchogue

In April in Patchogue, the average temperature is 9°C (49°F). Maximum temperatures can reach 20°C (68°F), while minimums can drop to as low as 0°C (32°F). It's an ideal time for travelers to enjoy a mix of cool and mild weather, perfect for outdoor exploration.

April Weather in Patchogue: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Patchogue, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Patchogue, April typically has an average temperature of 9°C (49°F), with highs reaching up to 20°C (68°F) and lows dropping to around 0°C (32°F).
JanFebMarAprMayJunJulAugSepOctNovDec363740485767757569614941
Data source: Temperature data for Patchogue 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.

April Precipitation in Patchogue

In Patchogue in April, the total precipitation amount is 125 mm (4.9 in) spread over 12 days.

April Precipitation Trends in Patchogue

The chart displays monthly precipitation patterns in Patchogue, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Patchogue, April typically receives around 125 mm (4.9 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec801081061251177711310191137103134
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Patchogue

In Patchogue in April, humidity is 78%. With an average temperature of 9°C (49°F), this humidity feels like a damp chill that clings to your skin, making it essential to dress in layers while traveling, as the cool air combines with the moisture to create a brisk and invigorating atmosphere.

April Average Humidity in Patchogue

This chart illustrates the average monthly humidity levels in Patchogue, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Patchogue is approximately 78%, 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 April generated using information from the Copernicus Climate Change Service.

April UV Index in Patchogue

In Patchogue in April, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Patchogue.

Maximum UV Index Levels in Patchogue for April

The chart shows the monthly maximum UV Index (UVI) for Patchogue in April, 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 April, the maximum UV index in Patchogue typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356810101098642
Data source: Patchogue April 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 April Weather in Patchogue Compares to Other Months

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

This table compares monthly weather conditions in Patchogue, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (36°F)80 mm (3.1 inches)84%moderate
February Weather3°C (37°F)108 mm (4.3 inches)82%moderate
March Weather5°C (41°F)106 mm (4.2 inches)81%high
April Weather9°C (49°F)125 mm (4.9 inches)78%very high
May Weather14°C (57°F)117 mm (4.6 inches)69%very high
June Weather20°C (67°F)77 mm (3.0 inches)69%very high
July Weather24°C (75°F)113 mm (4.5 inches)62%very high
August Weather24°C (75°F)101 mm (4.0 inches)65%very high
September Weather21°C (70°F)91 mm (3.6 inches)68%very high
October Weather16°C (62°F)137 mm (5.4 inches)74%high
November Weather10°C (50°F)103 mm (4.1 inches)82%moderate
December Weather5°C (42°F)134 mm (5.3 inches)80%low

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