July Weather in Arlington, United States

Last updated: June 24, 2025

In July, the average temperature in Arlington, United States hovers around 25°C (78°F), making it pleasantly warm. However, temperatures can fluctuate, with a minimum of 13°C (56°F) and soaring up to a maximum of 36°C (98°F). Visitors should also prepare for 68 mm (2.7 in) of precipitation spread over about 8 days, with humidity levels sitting at a steamy 83%. Enjoy the warm weather while staying mindful of the occasional rain!

July Temperature in Arlington

In July in Arlington, the average temperature is 25°C (78°F). Maximum temperatures can reach 36°C (98°F), while minimums can drop to as low as 13°C (56°F). Be sure to pack accordingly to enjoy a comfortable travel experience in varying temperatures.

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

The chart illustrates July temperature patterns in Arlington, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Arlington, July typically has an average temperature of 25°C (78°F), with highs reaching up to 36°C (98°F) and lows dropping to around 13°C (56°F).

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

July Precipitation in Arlington

In Arlington in July, the precipitation amount is 68 mm (2.7 in) spread over 8 days.

July Precipitation Trends in Arlington

The chart displays monthly precipitation patterns in Arlington, 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 Arlington, July typically receives around 68 mm (2.7 inches) of precipitation spread over approximately 8 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 Arlington

In Arlington in July, humidity is 83%. With an average temperature of 25°C (78°F), this humidity feels like stepping into a warm, damp embrace, making travel sticky and exhausting, as each movement can leave you drenched in sweat.

July Average Humidity in Arlington

This chart illustrates the average monthly humidity levels in Arlington, 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 Arlington is approximately 83%, 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 Arlington

In Arlington in July, 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 Arlington.

Maximum UV Index Levels in Arlington for July

The chart shows the monthly maximum UV Index (UVI) for Arlington 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 Arlington typically reaches 10, which falls under the very high exposure category.

Data source: Arlington 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 Arlington Compares to Other Months

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

This table compares monthly weather conditions in Arlington, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-4°C (25°F)	32 mm (1.2 inches)	76%	moderate
February Weather	-4°C (25°F)	30 mm (1.2 inches)	80%	moderate
March Weather	5°C (41°F)	92 mm (3.6 inches)	73%	high
April Weather	10°C (50°F)	59 mm (2.3 inches)	74%	very high
May Weather	17°C (63°F)	151 mm (6.0 inches)	78%	very high
June Weather	24°C (76°F)	123 mm (4.8 inches)	82%	very high
July Weather	25°C (78°F)	68 mm (2.7 inches)	83%	very high
August Weather	23°C (74°F)	103 mm (4.1 inches)	80%	very high
September Weather	21°C (69°F)	79 mm (3.1 inches)	75%	very high
October Weather	11°C (53°F)	105 mm (4.1 inches)	75%	high
November Weather	4°C (40°F)	30 mm (1.2 inches)	82%	moderate
December Weather	-1°C (31°F)	41 mm (1.6 inches)	83%	low