August Weather in Fayetteville, United States

Last updated: June 24, 2025

In August, the average temperature in Fayetteville, United States hovers around 21°C (70°F). However, expect a range where the minimum dips to 8°C (47°F) and the maximum can soar up to 33°C (91°F). Be prepared for precipitation as well, with an average of 138 mm (5.4 in) over 15 days, contributing to the area's average humidity of 76%.

August Temperature in Fayetteville

In August in Fayetteville, the average temperature is 21°C (70°F), with maximums reaching up to 33°C (91°F) and minimums dipping as low as 8°C (47°F). This makes it an ideal time for travelers to enjoy a mix of warm days and cooler evenings, perfect for outdoor activities and sightseeing.

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

The chart illustrates August temperature patterns in Fayetteville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Fayetteville, August typically has an average temperature of 21°C (70°F), with highs reaching up to 33°C (91°F) and lows dropping to around 8°C (47°F).

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

August Precipitation in Fayetteville

In Fayetteville in August, the total precipitation amount is 138 mm (5.4 in) recorded over the course of 15 days.

August Precipitation Trends in Fayetteville

The chart displays monthly precipitation patterns in Fayetteville, 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 Fayetteville, August typically receives around 138 mm (5.4 inches) of precipitation spread over approximately 15 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 Fayetteville

In Fayetteville 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 Fayetteville

This chart illustrates the average monthly humidity levels in Fayetteville, 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 Fayetteville 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 Fayetteville

In Fayetteville 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 Fayetteville.

Maximum UV Index Levels in Fayetteville for August

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

Data source: Fayetteville 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 Fayetteville Compares to Other Months

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

This table compares monthly weather conditions in Fayetteville, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-4°C (25°F)	95 mm (3.7 inches)	90%	moderate
February Weather	-2°C (28°F)	99 mm (3.9 inches)	90%	moderate
March Weather	1°C (34°F)	95 mm (3.8 inches)	87%	high
April Weather	7°C (46°F)	124 mm (4.9 inches)	88%	very high
May Weather	14°C (58°F)	129 mm (5.1 inches)	82%	very high
June Weather	19°C (67°F)	115 mm (4.5 inches)	79%	very high
July Weather	22°C (72°F)	184 mm (7.2 inches)	78%	very high
August Weather	21°C (70°F)	138 mm (5.4 inches)	76%	very high
September Weather	17°C (63°F)	93 mm (3.7 inches)	78%	high
October Weather	12°C (53°F)	167 mm (6.6 inches)	84%	high
November Weather	4°C (39°F)	110 mm (4.3 inches)	89%	moderate
December Weather	-1°C (31°F)	105 mm (4.1 inches)	86%	low