August Weather in Manchester, United States

Last updated: June 24, 2025

In Manchester, United States, the average temperature in August hovers around 20°C (68°F), offering a pleasant climate. Expect temperatures to vary from a minimum of 12°C (54°F) to a maximum of 33°C (92°F). During this month, you can anticipate a total precipitation of about 17 mm (0.7 in) spread over 5 days, with an average humidity level of 73%. Enjoy the mild weather and prepare for occasional showers!

August Temperature in Manchester

In August in Manchester, the average temperature is 20°C (68°F). Maximums can reach 33°C (92°F), and minimums can drop to as low as 12°C (54°F). This makes it an ideal time for travelers to enjoy a comfortable climate while exploring the area.

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

The chart illustrates August temperature patterns in Manchester, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Manchester, August typically has an average temperature of 20°C (68°F), with highs reaching up to 33°C (92°F) and lows dropping to around 12°C (54°F).

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

August Precipitation in Manchester

In Manchester in August, the precipitation amount is 17 mm (0.7 in) over the course of 5 days.

August Precipitation Trends in Manchester

The chart displays monthly precipitation patterns in Manchester, 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 Manchester, August typically receives around 17 mm (0.7 inches) of precipitation spread over approximately 5 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 Manchester

In Manchester in August, humidity is 73%. With an average temperature of 20°C (68°F), this humidity feels like a warm embrace, making outdoor activities somewhat sticky, yet the atmosphere remains pleasant for leisurely strolls and sightseeing.

August Average Humidity in Manchester

This chart illustrates the average monthly humidity levels in Manchester, 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 Manchester is approximately 73%, 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 Manchester

In Manchester in August, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Manchester.

Maximum UV Index Levels in Manchester for August

The chart shows the monthly maximum UV Index (UVI) for Manchester 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 Manchester typically reaches 8, which falls under the very high exposure category.

Data source: Manchester 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 Manchester Compares to Other Months

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

This table compares monthly weather conditions in Manchester, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	6°C (43°F)	160 mm (6.3 inches)	86%	low
February Weather	5°C (42°F)	142 mm (5.6 inches)	84%	moderate
March Weather	8°C (46°F)	109 mm (4.3 inches)	85%	moderate
April Weather	10°C (50°F)	97 mm (3.8 inches)	83%	high
May Weather	14°C (57°F)	60 mm (2.4 inches)	84%	very high
June Weather	17°C (62°F)	55 mm (2.2 inches)	84%	very high
July Weather	20°C (67°F)	17 mm (0.7 inches)	82%	very high
August Weather	20°C (68°F)	17 mm (0.7 inches)	73%	very high
September Weather	17°C (63°F)	84 mm (3.3 inches)	74%	high
October Weather	12°C (53°F)	128 mm (5.0 inches)	83%	moderate
November Weather	9°C (48°F)	161 mm (6.3 inches)	86%	low
December Weather	6°C (43°F)	177 mm (7.0 inches)	87%	low