August Weather in Germantown, United States

Last updated: June 24, 2025

In Germantown, United States, the average temperature in August hovers around 21°C (70°F), making it a pleasant time of year. Expect minimums of 9°C (48°F) and maximums reaching 33°C (91°F). With an average precipitation of 141 mm (5.5 in) spread over 13 days, keep an umbrella handy! The average humidity is a comfortable 64%, adding to the breathable atmosphere of this vibrant locale.

August Temperature in Germantown

In August in Germantown, the average temperature is 21°C (70°F), with maximums reaching up to 33°C (91°F) and minimums dropping as low as 9°C (48°F). This pleasant temperature range makes Germantown an ideal destination for travelers seeking comfortable weather.

August Weather in Germantown: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Germantown, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Germantown, August typically has an average temperature of 21°C (70°F), with highs reaching up to 33°C (91°F) and lows dropping to around 9°C (48°F).

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

August Precipitation in Germantown

In Germantown in August, the precipitation amount is 141 mm (5.5 in), falling over the course of 13 days.

August Precipitation Trends in Germantown

The chart displays monthly precipitation patterns in Germantown, 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 Germantown, August typically receives around 141 mm (5.5 inches) of precipitation spread over approximately 13 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 Germantown

In Germantown in August humidity is 64%. With an average temperature of 21°C (70°F), this humidity feels like a warm embrace, making it comfortable for traveling during the day, albeit slightly sticky in the afternoons.

August Average Humidity in Germantown

This chart illustrates the average monthly humidity levels in Germantown, 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 Germantown is approximately 64%, 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 Germantown

In Germantown in August, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Germantown.

Maximum UV Index Levels in Germantown for August

The chart shows the monthly maximum UV Index (UVI) for Germantown 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 Germantown typically reaches 9, which falls under the very high exposure category.

Data source: Germantown 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 Germantown Compares to Other Months

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

This table compares monthly weather conditions in Germantown, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (27°F)	71 mm (2.8 inches)	89%	moderate
February Weather	-2°C (29°F)	88 mm (3.4 inches)	88%	moderate
March Weather	2°C (35°F)	81 mm (3.2 inches)	86%	high
April Weather	8°C (47°F)	139 mm (5.5 inches)	84%	very high
May Weather	14°C (58°F)	118 mm (4.6 inches)	76%	very high
June Weather	19°C (67°F)	111 mm (4.4 inches)	72%	very high
July Weather	22°C (72°F)	168 mm (6.6 inches)	66%	very high
August Weather	21°C (70°F)	141 mm (5.5 inches)	64%	very high
September Weather	18°C (64°F)	109 mm (4.3 inches)	72%	very high
October Weather	12°C (54°F)	147 mm (5.8 inches)	81%	high
November Weather	4°C (39°F)	97 mm (3.8 inches)	87%	moderate
December Weather	0°C (31°F)	97 mm (3.8 inches)	84%	low