August Weather in Chatham, United States

Last updated: June 24, 2025

In August, the average temperature in Chatham, United States is a pleasant 24°C (75°F), with night temperatures dipping to a cool 12°C (54°F) and highs soaring to a warm 34°C (93°F). Expect about 87 mm (3.4 in) of rainfall spread over 11 days, contributing to the region's high average humidity of 82%.

August Temperature in Chatham

In August in Chatham, the average temperature is 24°C (75°F). Maximum temperatures can reach 34°C (93°F), while the minimum can drop to as low as 12°C (54°F). It's a great time to explore and enjoy outdoor activities in Chatham.

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

The chart illustrates August temperature patterns in Chatham, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chatham, August typically has an average temperature of 24°C (75°F), with highs reaching up to 34°C (93°F) and lows dropping to around 12°C (54°F).

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

August Precipitation in Chatham

In Chatham in August, the precipitation amount is 87 mm (3.4 in) over the course of 11 days.

August Precipitation Trends in Chatham

The chart displays monthly precipitation patterns in Chatham, 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 Chatham, August typically receives around 87 mm (3.4 inches) of precipitation spread over approximately 11 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 Chatham

In Chatham in August, humidity is 82%. With an average temperature of 24°C (75°F), this humidity feels like a warm embrace, making travel feel sticky and heavy on the skin, often requiring more frequent breaks and hydration.

August Average Humidity in Chatham

This chart illustrates the average monthly humidity levels in Chatham, 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 Chatham is approximately 82%, 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 Chatham

In Chatham 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 Chatham.

Maximum UV Index Levels in Chatham for August

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

Data source: Chatham 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 Chatham Compares to Other Months

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

This table compares monthly weather conditions in Chatham, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-2°C (29°F)	68 mm (2.7 inches)	84%	moderate
February Weather	0°C (32°F)	69 mm (2.7 inches)	82%	moderate
March Weather	6°C (44°F)	136 mm (5.4 inches)	84%	high
April Weather	11°C (53°F)	130 mm (5.1 inches)	83%	very high
May Weather	19°C (66°F)	144 mm (5.7 inches)	80%	very high
June Weather	24°C (75°F)	126 mm (5.0 inches)	83%	extreme
July Weather	25°C (78°F)	110 mm (4.3 inches)	82%	extreme
August Weather	24°C (75°F)	87 mm (3.4 inches)	82%	very high
September Weather	22°C (71°F)	60 mm (2.4 inches)	79%	very high
October Weather	14°C (58°F)	102 mm (4.0 inches)	79%	high
November Weather	5°C (42°F)	69 mm (2.7 inches)	88%	moderate
December Weather	2°C (36°F)	50 mm (2.0 inches)	87%	moderate