July Weather in Melville, United States

Last updated: June 24, 2025

In Melville, United States, the average temperature in July is a warm 28°C (83°F). Expect temperatures to range from a comfortable 20°C (68°F) to a scorching 39°C (102°F). During this time, the area receives about 165 mm (6.5 in) of precipitation over approximately 18 days, with an average humidity of 79%, creating a lush atmosphere. Be prepared for a mix of warm sunshine and refreshing rain!

July Temperature in Melville

In July in Melville, the average temperature is 28°C (83°F). Maximums can reach 39°C (102°F), and minimums can drop as low as 20°C (68°F). Travelers should be prepared for warm weather with the possibility of high heat during the day, making it a great time for beach activities and outdoor exploration.

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

The chart illustrates July temperature patterns in Melville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Melville, July typically has an average temperature of 28°C (83°F), with highs reaching up to 39°C (102°F) and lows dropping to around 20°C (68°F).

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

July Precipitation in Melville

In Melville in July, the precipitation amount is 165 mm (6.5 in) over a period of 18 days.

July Precipitation Trends in Melville

The chart displays monthly precipitation patterns in Melville, 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 Melville, July typically receives around 165 mm (6.5 inches) of precipitation spread over approximately 18 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 Melville

In Melville in July humidity is 79%. With an average temperature of 28°C (83°F), this humidity feels like a thick blanket wrapping around you, making outdoor activities a challenge but also adding a certain tropical charm to your travel experience.

July Average Humidity in Melville

This chart illustrates the average monthly humidity levels in Melville, 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 Melville 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 Melville

In Melville 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 Melville.

Maximum UV Index Levels in Melville for July

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

Data source: Melville 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 Melville Compares to Other Months

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

This table compares monthly weather conditions in Melville, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	11°C (52°F)	114 mm (4.5 inches)	83%	moderate
February Weather	14°C (57°F)	110 mm (4.3 inches)	83%	very high
March Weather	18°C (64°F)	87 mm (3.4 inches)	80%	very high
April Weather	20°C (68°F)	167 mm (6.6 inches)	81%	extreme
May Weather	24°C (76°F)	172 mm (6.8 inches)	81%	extreme
June Weather	27°C (81°F)	149 mm (5.8 inches)	78%	extreme
July Weather	28°C (83°F)	165 mm (6.5 inches)	79%	extreme
August Weather	28°C (82°F)	131 mm (5.1 inches)	79%	extreme
September Weather	26°C (80°F)	115 mm (4.5 inches)	79%	very high
October Weather	22°C (72°F)	109 mm (4.3 inches)	77%	very high
November Weather	15°C (59°F)	77 mm (3.0 inches)	85%	high
December Weather	13°C (56°F)	117 mm (4.6 inches)	88%	moderate