August Weather in Crystal City, United States

Last updated: June 24, 2025

In August, the average temperature in Crystal City, United States reaches a balmy 32°C (90°F), with a minimum of 21°C (70°F) and a sizzling maximum of 42°C (108°F). Expect occasional rain, with about 39 mm (1.5 in) of precipitation over 3 days. The average humidity hovers around 58%, creating a warm and inviting atmosphere.

August Temperature in Crystal City

In August in Crystal City, the average temperature is 32°C (90°F). Maximums can reach 42°C (108°F) while minimums can be as low as 21°C (70°F). Be prepared for the heat and stay hydrated during your travels!

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

The chart illustrates August 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, August typically has an average temperature of 32°C (90°F), with highs reaching up to 42°C (108°F) and lows dropping to around 21°C (70°F).

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

August Precipitation in Crystal City

In Crystal City in August, the precipitation amount is 39 mm (1.5 in) over a span of 3 days.

August Precipitation Trends in Crystal City

The chart displays monthly precipitation patterns in Crystal City, 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 Crystal City, August typically receives around 39 mm (1.5 inches) of precipitation spread over approximately 3 days.

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

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Millimeters (mm) Inches (in)

August Humidity in Crystal City

In Crystal City in August humidity is 58%. With an average temperature of 32°C (90°F), this humidity feels like a warm, enveloping blanket, making travel feel sticky and exhausting, prompting the need for frequent breaks and hydration.

August Average Humidity in Crystal City

This chart illustrates the average monthly humidity levels in Crystal City, 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 Crystal City is approximately 58%, offering insight into how humid the weather typically is during this month.

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

August UV Index in Crystal City

In Crystal City in August, 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 August

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

Data source: Crystal City 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 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 August’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 August’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