August Weather in Truro, United States

Last updated: June 24, 2025

In August, the average temperature in Truro, United States hovers around 21°C (70°F). Expect minimum temperatures dipping to 16°C (61°F) and peaks reaching 26°C (79°F). During this month, you can anticipate 74 mm (2.9 in) of precipitation spread over about 7 days, accompanied by a comfortable average humidity of 76%.

August Temperature in Truro

In August in Truro, the average temperature is 21°C (70°F). Maximums can reach 26°C (79°F), while minimums can drop to 16°C (61°F). This makes it an ideal time for travelers to enjoy pleasant weather and outdoor activities.

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

The chart illustrates August temperature patterns in Truro, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Truro, August typically has an average temperature of 21°C (70°F), with highs reaching up to 26°C (79°F) and lows dropping to around 16°C (61°F).

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

August Precipitation in Truro

In Truro in August, the precipitation amount is 74 mm (2.9 in) over a period of 7 days.

August Precipitation Trends in Truro

The chart displays monthly precipitation patterns in Truro, 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 Truro, August typically receives around 74 mm (2.9 inches) of precipitation spread over approximately 7 days.

Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

August Humidity in Truro

In Truro in August, humidity is 76%. With an average temperature of 21°C (70°F), this humidity feels like a warm, muggy embrace that can make outdoor activities feel more strenuous, prompting travelers to take frequent breaks and seek shade to stay comfortable during their adventures.

August Average Humidity in Truro

This chart illustrates the average monthly humidity levels in Truro, 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 Truro is approximately 76%, 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 Truro

In Truro 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 Truro.

Maximum UV Index Levels in Truro for August

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

Data source: Truro 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 Truro Compares to Other Months

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

This table compares monthly weather conditions in Truro, 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 (37°F)	95 mm (3.7 inches)	84%	low
February Weather	2°C (37°F)	117 mm (4.6 inches)	84%	moderate
March Weather	3°C (38°F)	119 mm (4.7 inches)	82%	moderate
April Weather	7°C (44°F)	130 mm (5.1 inches)	79%	very high
May Weather	11°C (51°F)	106 mm (4.2 inches)	75%	very high
June Weather	16°C (61°F)	88 mm (3.5 inches)	78%	very high
July Weather	20°C (69°F)	84 mm (3.3 inches)	76%	very high
August Weather	21°C (70°F)	74 mm (2.9 inches)	76%	very high
September Weather	19°C (66°F)	110 mm (4.3 inches)	75%	very high
October Weather	15°C (58°F)	161 mm (6.3 inches)	75%	high
November Weather	9°C (48°F)	105 mm (4.2 inches)	80%	moderate
December Weather	5°C (41°F)	138 mm (5.4 inches)	80%	low