July Weather in Brookhaven, United States

Last updated: June 24, 2025

The average temperature in Brookhaven, United States during July is a warm 27°C (81°F). Expect minimums of 18°C (66°F) and maximums reaching 37°C (98°F). During this month, precipitation totals around 131 mm (5.1 in) across 21 days, with an average humidity of 79%. Stay prepared for both the heat and the occasional shower!

July Temperature in Brookhaven

In July in Brookhaven, the average temperature is 27°C (81°F), with maximums reaching up to 37°C (98°F) and minimums dropping as low as 18°C (66°F). This pleasant climate makes it an ideal time for travelers to explore and enjoy outdoor activities.

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

The chart illustrates July 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, July typically has an average temperature of 27°C (81°F), with highs reaching up to 37°C (98°F) and lows dropping to around 18°C (66°F).

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

July Precipitation in Brookhaven

In Brookhaven in July, the precipitation amount reaches 131 mm (5.1 in) over the course of 21 days.

July Precipitation Trends in Brookhaven

The chart displays monthly precipitation patterns in Brookhaven, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Brookhaven, July typically receives around 131 mm (5.1 inches) of precipitation spread over approximately 21 days.

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

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Millimeters (mm) Inches (in)

July Humidity in Brookhaven

In Brookhaven in July, humidity is 79%. With an average temperature of 27°C (81°F), this humidity feels like a warm and sticky embrace, making travel both challenging and invigorating as the air clings to your skin, urging you to seek shade or a refreshing drink.

July Average Humidity in Brookhaven

This chart illustrates the average monthly humidity levels in Brookhaven, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Brookhaven is approximately 79%, offering insight into how humid the weather typically is during this month.

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

July UV Index in Brookhaven

In Brookhaven in July, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Brookhaven.

Maximum UV Index Levels in Brookhaven for July

The chart shows the monthly maximum UV Index (UVI) for Brookhaven in July, 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 July, the maximum UV index in Brookhaven typically reaches 12, which falls under the extreme exposure category.

Data source: Brookhaven July 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 July 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 July’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 July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	10°C (50°F)	120 mm (4.7 inches)	83%	moderate
February Weather	13°C (55°F)	129 mm (5.1 inches)	83%	very high
March Weather	16°C (62°F)	120 mm (4.7 inches)	80%	very high
April Weather	18°C (65°F)	163 mm (6.4 inches)	81%	extreme
May Weather	23°C (74°F)	175 mm (6.9 inches)	81%	extreme
June Weather	26°C (79°F)	149 mm (5.8 inches)	78%	extreme
July Weather	27°C (81°F)	131 mm (5.1 inches)	79%	extreme
August Weather	27°C (80°F)	169 mm (6.6 inches)	79%	extreme
September Weather	26°C (78°F)	110 mm (4.3 inches)	79%	very high
October Weather	21°C (70°F)	104 mm (4.1 inches)	77%	very high
November Weather	14°C (57°F)	85 mm (3.4 inches)	85%	high
December Weather	12°C (53°F)	139 mm (5.5 inches)	88%	moderate