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August Weather in Harrisonburg, United States

Last updated: June 24, 2025

In August, the average temperature in Harrisonburg, United States is a pleasant 23°C (74°F), making it an ideal time to explore. Expect a minimum of 12°C (53°F) and a maximum of 35°C (96°F), offering a nice range for outdoor activities. Be prepared for 97 mm (3.8 in) of precipitation spread over 12 days, and enjoy the comfortable average humidity of 59% during your stay.

August Temperature in Harrisonburg

In August in Harrisonburg, the average temperature is 23°C (74°F), with maximums reaching up to 35°C (96°F) and minimums dropping as low as 12°C (53°F). This makes Harrisonburg an ideal destination for travelers seeking mild to warm weather during this time.

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

The chart illustrates August temperature patterns in Harrisonburg, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Harrisonburg, August typically has an average temperature of 23°C (74°F), with highs reaching up to 35°C (96°F) and lows dropping to around 12°C (53°F).
JanFebMarAprMayJunJulAugSepOctNovDec343944546371767468584338
Data source: Temperature data for Harrisonburg 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 Harrisonburg

In Harrisonburg in August, the precipitation amount is 97 mm (3.8 in) spread over 12 days.

August Precipitation Trends in Harrisonburg

The chart displays monthly precipitation patterns in Harrisonburg, 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 Harrisonburg, August typically receives around 97 mm (3.8 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec57876699105886597951007481
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Harrisonburg

In Harrisonburg in August humidity is 59%. With an average temperature of 23°C (74°F), this humidity feels like a warm, inviting embrace, making it comfortable for traveling as long as you stay hydrated and take breaks in the shade.

August Average Humidity in Harrisonburg

This chart illustrates the average monthly humidity levels in Harrisonburg, 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 Harrisonburg is approximately 59%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%86%86%84%78%79%70%59%68%80%87%85%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Harrisonburg

In Harrisonburg 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 Harrisonburg.

Maximum UV Index Levels in Harrisonburg for August

The chart shows the monthly maximum UV Index (UVI) for Harrisonburg 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 Harrisonburg typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579111010109753
Data source: Harrisonburg 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 Harrisonburg Compares to Other Months

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

This table compares monthly weather conditions in Harrisonburg, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)57 mm (2.3 inches)86%moderate
February Weather4°C (39°F)87 mm (3.4 inches)86%moderate
March Weather7°C (45°F)66 mm (2.6 inches)86%high
April Weather12°C (54°F)99 mm (3.9 inches)84%very high
May Weather17°C (64°F)105 mm (4.1 inches)78%extreme
June Weather22°C (71°F)88 mm (3.5 inches)79%very high
July Weather25°C (77°F)65 mm (2.6 inches)70%very high
August Weather23°C (74°F)97 mm (3.8 inches)59%very high
September Weather20°C (68°F)95 mm (3.8 inches)68%very high
October Weather15°C (59°F)100 mm (3.9 inches)80%high
November Weather6°C (44°F)74 mm (2.9 inches)86%moderate
December Weather3°C (39°F)81 mm (3.2 inches)85%moderate

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