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August Weather in Swannanoa, United States

Last updated: June 24, 2025

In August, the average temperature in Swannanoa, United States hovers around 22°C (72°F). Expect a temperature range where the minimum dips to 12°C (54°F) and the maximum soars to 31°C (88°F). With 126 mm (5.0 in) of precipitation spread over 15 days, be prepared for occasional wet weather. The average humidity sits at a comfortable 76%, adding to the region's pleasant atmosphere.

August Temperature in Swannanoa

In August in Swannanoa, the average temperature is 22°C (72°F). Maximum can reach 31°C (88°F) and minimum can be as low as 12°C (54°F). This makes it an ideal time for travelers seeking pleasant weather and outdoor activities.

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

The chart illustrates August temperature patterns in Swannanoa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Swannanoa, August typically has an average temperature of 22°C (72°F), with highs reaching up to 31°C (88°F) and lows dropping to around 12°C (54°F).
JanFebMarAprMayJunJulAugSepOctNovDec384348556469737168594541
Data source: Temperature data for Swannanoa generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Swannanoa

In Swannanoa in August, the precipitation amount is 126 mm (5.0 in) spread over 15 days.

August Precipitation Trends in Swannanoa

The chart displays monthly precipitation patterns in Swannanoa, 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 Swannanoa, August typically receives around 126 mm (5.0 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec80119101119117899312612513973109
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Swannanoa

In Swannanoa in August humidity is 76%. With an average temperature of 22°C (72°F), this humidity feels like a warm embrace, making travel slightly uncomfortable as you navigate through the thick, saturated air.

August Average Humidity in Swannanoa

This chart illustrates the average monthly humidity levels in Swannanoa, 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 Swannanoa is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%86%86%82%85%85%83%76%76%80%88%88%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Swannanoa

In Swannanoa in August, 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 Swannanoa.

Maximum UV Index Levels in Swannanoa for August

The chart shows the monthly maximum UV Index (UVI) for Swannanoa 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 Swannanoa typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468111111111010864
Data source: Swannanoa 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 Swannanoa Compares to Other Months

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

This table compares monthly weather conditions in Swannanoa, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)80 mm (3.2 inches)86%moderate
February Weather6°C (44°F)119 mm (4.7 inches)86%high
March Weather9°C (48°F)101 mm (4.0 inches)86%very high
April Weather13°C (56°F)119 mm (4.7 inches)82%extreme
May Weather18°C (64°F)117 mm (4.6 inches)85%extreme
June Weather21°C (70°F)89 mm (3.5 inches)85%extreme
July Weather23°C (73°F)93 mm (3.7 inches)83%extreme
August Weather22°C (72°F)126 mm (5.0 inches)76%very high
September Weather20°C (68°F)125 mm (4.9 inches)76%very high
October Weather15°C (59°F)139 mm (5.5 inches)80%very high
November Weather7°C (46°F)73 mm (2.9 inches)88%high
December Weather5°C (41°F)109 mm (4.3 inches)88%moderate

Compare Swannanoa's Climate with Cities Worldwide