July Weather in Quincy, United States

Last updated: June 24, 2025

In July, the average temperature in Quincy, United States hovers around 23°C (75°F), offering a pleasant climate. However, be prepared for fluctuations, with minimums dropping to 13°C (55°F) and soaring up to a maximum of 34°C (94°F). Rainfall is quite prominent, totaling 121 mm (4.8 in) over 11 days, while the average humidity sits at a high 81%. Enjoy the warmth, but keep an umbrella handy!

July Temperature in Quincy

In July in Quincy, the average temperature is 23°C (75°F). Maximums can reach 34°C (94°F), and minimums can be as low as 13°C (55°F). This makes it an ideal time to explore Quincy while enjoying warm weather and comfortable evenings.

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

The chart illustrates July 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, July typically has an average temperature of 23°C (75°F), with highs reaching up to 34°C (94°F) and lows dropping to around 13°C (55°F).

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

July Precipitation in Quincy

In Quincy in July, the total precipitation amount is 121 mm (4.8 in), which occurs over the course of 11 days.

July Precipitation Trends in Quincy

The chart displays monthly precipitation patterns in Quincy, 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 Quincy, July typically receives around 121 mm (4.8 inches) of precipitation spread over approximately 11 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 Quincy

In Quincy in July, humidity is 81%. With an average temperature of 23°C (75°F), this humidity feels like a warm, enveloping blanket, making traveling feel a bit sticky and demanding. It can be a challenge to stay comfortable while exploring, as the combination of warmth and high humidity may leave you longing for refreshing breaks in the shade or cool beverages to sip.

July Average Humidity in Quincy

This chart illustrates the average monthly humidity levels in Quincy, 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 Quincy is approximately 81%, 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 Quincy

In Quincy 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 Quincy.

Maximum UV Index Levels in Quincy for July

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

Data source: Quincy 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 Quincy Compares to Other Months

Weather in Quincy varies notably across the year, with each month offering distinct climate conditions. This page compares July’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 July’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