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August Weather in Sylva, United States

Last updated: June 24, 2025

In Sylva, United States, the average temperature in August hovers around 21°C (69°F). Residents can expect a comfortable range, with minimums dipping to 11°C (52°F) and maximums reaching 29°C (85°F). However, it's wise to prepare for 128 mm (5.1 in) of precipitation over 15 days, leading to an average humidity of 76%. Stay cozy and enjoy the season!

August Temperature in Sylva

In August in Sylva, the average temperature is 21°C (69°F). The maximum can reach 29°C (85°F), while the minimum can be as low as 11°C (52°F). This pleasant temperature range makes Sylva an ideal destination for travelers seeking comfortable weather.

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

The chart illustrates August temperature patterns in Sylva, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sylva, August typically has an average temperature of 21°C (69°F), with highs reaching up to 29°C (85°F) and lows dropping to around 11°C (52°F).
JanFebMarAprMayJunJulAugSepOctNovDec374347546267706966574541
Data source: Temperature data for Sylva 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 Sylva

In Sylva in August, the total precipitation amount is 128 mm (5.1 in) occurring over the course of 15 days.

August Precipitation Trends in Sylva

The chart displays monthly precipitation patterns in Sylva, 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 Sylva, August typically receives around 128 mm (5.1 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec1111741351361319610012812415093143
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Sylva

In Sylva in August, humidity is 76%. With an average temperature of 21°C (69°F), this humidity feels like a warm, enveloping blanket, making travel slightly uncomfortable and creating a sticky atmosphere that can sap your energy as you explore.

August Average Humidity in Sylva

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

In Sylva in August, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Sylva.

Maximum UV Index Levels in Sylva for August

The chart shows the monthly maximum UV Index (UVI) for Sylva 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 Sylva typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec478111211111110864
Data source: Sylva 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 Sylva Compares to Other Months

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

This table compares monthly weather conditions in Sylva, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (37°F)111 mm (4.4 inches)86%moderate
February Weather6°C (43°F)174 mm (6.9 inches)86%high
March Weather8°C (47°F)135 mm (5.3 inches)86%very high
April Weather12°C (54°F)136 mm (5.3 inches)82%extreme
May Weather16°C (62°F)131 mm (5.1 inches)85%extreme
June Weather19°C (67°F)95 mm (3.8 inches)85%extreme
July Weather21°C (70°F)100 mm (4.0 inches)83%extreme
August Weather21°C (69°F)128 mm (5.1 inches)76%extreme
September Weather19°C (66°F)124 mm (4.9 inches)76%very high
October Weather14°C (58°F)150 mm (5.9 inches)80%very high
November Weather7°C (45°F)93 mm (3.7 inches)88%high
December Weather5°C (41°F)143 mm (5.6 inches)88%moderate

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