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August Weather in Brookhaven, United States

Last updated: June 24, 2025

In August, the average temperature in Brookhaven, United States hovers around 22°C (72°F), with a minimum of 11°C (52°F) and a maximum reaching 33°C (91°F). Expect some rain, as the area experiences about 117 mm (4.6 in) of precipitation over approximately 15 days. The air can feel quite humid, with an average humidity of 73%, making it a month to remember!

August Temperature in Brookhaven

In August in Brookhaven, the average temperature is 22°C (72°F). Maximums can reach 33°C (91°F), while minimums can drop to as low as 11°C (52°F). This mild climate makes it an ideal time for outdoor activities and exploration.

August Weather in Brookhaven: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Brookhaven, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Brookhaven, August typically has an average temperature of 22°C (72°F), with highs reaching up to 33°C (91°F) and lows dropping to around 11°C (52°F).
JanFebMarAprMayJunJulAugSepOctNovDec333743526369747267574338
Data source: Temperature data for Brookhaven 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.

August Precipitation in Brookhaven

In Brookhaven in August, the total precipitation amount is 117 mm (4.6 in), occurring over the course of 15 days.

August Precipitation Trends in Brookhaven

The chart displays monthly precipitation patterns in Brookhaven, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Brookhaven, August typically receives around 117 mm (4.6 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec9315011814515616113011711411790130
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Brookhaven

In Brookhaven in August, humidity is 73%. With an average temperature of 22°C (72°F), this humidity feels like a warm embrace that can make outdoor activities feel sticky and heavy, so it's best to stay hydrated and take frequent breaks while exploring.

August Average Humidity in Brookhaven

This chart illustrates the average monthly humidity levels in Brookhaven, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Brookhaven is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%88%87%82%84%82%73%74%81%89%86%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Brookhaven

In Brookhaven in August, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Brookhaven.

Maximum UV Index Levels in Brookhaven for August

The chart shows the monthly maximum UV Index (UVI) for Brookhaven in August, 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 August, the maximum UV index in Brookhaven typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101010108753
Data source: Brookhaven August 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 August Weather in Brookhaven Compares to Other Months

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

This table compares monthly weather conditions in Brookhaven, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (33°F)93 mm (3.7 inches)88%moderate
February Weather3°C (38°F)150 mm (5.9 inches)88%moderate
March Weather6°C (44°F)118 mm (4.7 inches)88%high
April Weather11°C (53°F)145 mm (5.7 inches)86%very high
May Weather17°C (63°F)156 mm (6.1 inches)82%very high
June Weather21°C (70°F)161 mm (6.3 inches)84%very high
July Weather23°C (74°F)130 mm (5.1 inches)82%very high
August Weather22°C (72°F)117 mm (4.6 inches)73%very high
September Weather20°C (68°F)114 mm (4.5 inches)73%very high
October Weather14°C (58°F)117 mm (4.6 inches)81%high
November Weather6°C (43°F)90 mm (3.5 inches)89%moderate
December Weather3°C (38°F)130 mm (5.1 inches)86%moderate

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