July Weather in Crystal City, United States

Last updated: June 24, 2025

The average temperature in Crystal City, United States during July reaches a warm 32°C (89°F). However, it can dip as low as 19°C (66°F) and soar to a sweltering 44°C (111°F). Expect about 40 mm (1.6 in) of precipitation spread across 6 days, with an average humidity level of 66% ensuring the air feels quite warm.

July Temperature in Crystal City

In July in Crystal City, the average temperature is 32°C (89°F), with maximums potentially soaring to 44°C (111°F) and minimums dropping to 19°C (66°F). Travelers should be prepared for warm weather and ensure they have suitable clothing and hydration.

July Weather in Crystal City: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Crystal City, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Crystal City, July typically has an average temperature of 32°C (89°F), with highs reaching up to 44°C (111°F) and lows dropping to around 19°C (66°F).

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

July Precipitation in Crystal City

In Crystal City in July, the precipitation amount is 40 mm (1.6 in) over the course of 6 days.

July Precipitation Trends in Crystal City

The chart displays monthly precipitation patterns in Crystal City, 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 Crystal City, July typically receives around 40 mm (1.6 inches) of precipitation spread over approximately 6 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 Crystal City

In Crystal City in July, humidity is 66%. With an average temperature of 32°C (89°F), this humidity feels like a warm, heavy blanket wrapping around you, making outdoor activities a sweaty challenge and best enjoyed during the cooler parts of the day.

July Average Humidity in Crystal City

This chart illustrates the average monthly humidity levels in Crystal City, 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 Crystal City is approximately 66%, 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 Crystal City

In Crystal City 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 Crystal City.

Maximum UV Index Levels in Crystal City for July

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

Data source: Crystal City 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 Crystal City Compares to Other Months

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

This table compares monthly weather conditions in Crystal City, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	13°C (56°F)	21 mm (0.8 inches)	79%	moderate
February Weather	15°C (59°F)	30 mm (1.2 inches)	79%	very high
March Weather	21°C (69°F)	25 mm (1.0 inches)	74%	very high
April Weather	24°C (75°F)	58 mm (2.3 inches)	76%	extreme
May Weather	27°C (82°F)	101 mm (4.0 inches)	81%	extreme
June Weather	30°C (87°F)	37 mm (1.4 inches)	76%	extreme
July Weather	32°C (89°F)	40 mm (1.6 inches)	66%	extreme
August Weather	32°C (90°F)	39 mm (1.5 inches)	58%	extreme
September Weather	29°C (84°F)	118 mm (4.7 inches)	65%	extreme
October Weather	24°C (75°F)	63 mm (2.5 inches)	74%	very high
November Weather	18°C (64°F)	33 mm (1.3 inches)	81%	high
December Weather	15°C (59°F)	25 mm (1.0 inches)	86%	moderate