August Weather in Quincy, United States

Last updated: June 24, 2025

In August, the average temperature in Quincy, United States is a comfortable 22°C (72°F). Residents can expect a minimum of 8°C (47°F) and a warm maximum of 32°C (90°F). During this time, precipitation averages around 72 mm (2.8 in) over 10 days, with an average humidity of 79%. Prepare for a delightful, albeit slightly humid, month!

August Temperature in Quincy

In August in Quincy, the average temperature is 22°C (72°F), with maximums reaching as high as 32°C (90°F) and minimums dropping to around 8°C (47°F). This diverse climate makes Quincy an ideal destination for travelers seeking a mix of warm days and cool evenings.

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

The chart illustrates August temperature patterns in Quincy, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Quincy, August typically has an average temperature of 22°C (72°F), with highs reaching up to 32°C (90°F) and lows dropping to around 8°C (47°F).

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

August Precipitation in Quincy

In Quincy in August, the total precipitation amount is 72 mm (2.8 in) spread over a duration of 10 days.

August Precipitation Trends in Quincy

The chart displays monthly precipitation patterns in Quincy, 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 Quincy, August typically receives around 72 mm (2.8 inches) of precipitation spread over approximately 10 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 Quincy

In Quincy in August humidity is 79%. With an average temperature of 22°C (72°F), this humidity feels like you are enveloped in a warm, heavy blanket, making it feel considerably hotter and adding a layer of stickiness to your skin as you navigate through the streets.

August Average Humidity in Quincy

This chart illustrates the average monthly humidity levels in Quincy, 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 Quincy is approximately 79%, 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 Quincy

In Quincy 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 Quincy.

Maximum UV Index Levels in Quincy for August

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

Data source: Quincy 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 Quincy Compares to Other Months

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

This table compares monthly weather conditions in Quincy, 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)	85%	moderate
February Weather	-2°C (28°F)	73 mm (2.9 inches)	85%	moderate
March Weather	3°C (38°F)	89 mm (3.5 inches)	86%	high
April Weather	8°C (47°F)	95 mm (3.7 inches)	87%	very high
May Weather	16°C (60°F)	139 mm (5.5 inches)	81%	very high
June Weather	21°C (71°F)	107 mm (4.2 inches)	82%	very high
July Weather	23°C (75°F)	121 mm (4.8 inches)	81%	very high
August Weather	22°C (72°F)	72 mm (2.8 inches)	79%	very high
September Weather	19°C (66°F)	81 mm (3.2 inches)	78%	very high
October Weather	12°C (54°F)	126 mm (5.0 inches)	81%	high
November Weather	4°C (39°F)	79 mm (3.1 inches)	89%	moderate
December Weather	0°C (33°F)	59 mm (2.3 inches)	86%	low