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August Weather in Hilliard, United States

Last updated: June 24, 2025

In August, the average temperature in Hilliard, United States hovers around 23°C (74°F), offering a pleasant climate for outdoor activities. Expect minimum temperatures to dip to 11°C (53°F) and maximums reaching up to 33°C (91°F). With an average humidity of 73% and 86 mm (3.4 in) of precipitation spread over 13 days, be prepared for some moisture amidst the warmth!

August Temperature in Hilliard

In August in Hilliard, the average temperature is 23°C (74°F). Maximum temperatures can reach 33°C (91°F), while minimum temperatures can drop as low as 11°C (53°F). This makes it an ideal time for travelers seeking a pleasant climate for outdoor activities and exploration.

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

The chart illustrates August temperature patterns in Hilliard, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hilliard, August typically has an average temperature of 23°C (74°F), with highs reaching up to 33°C (91°F) and lows dropping to around 11°C (53°F).
JanFebMarAprMayJunJulAugSepOctNovDec313442526472767369584236
Data source: Temperature data for Hilliard 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 Hilliard

In Hilliard, in August, the precipitation amount is 86 mm (3.4 in) over the course of 13 days.

August Precipitation Trends in Hilliard

The chart displays monthly precipitation patterns in Hilliard, 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 Hilliard, August typically receives around 86 mm (3.4 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec761011081131271371158689969497
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Hilliard

In Hilliard in August, humidity is 73%. With an average temperature of 23°C (74°F), this humidity feels like a warm, enveloping blanket, making traveling a bit sweaty and heavy, but still pleasant if you stay hydrated and take breaks in the shade.

August Average Humidity in Hilliard

This chart illustrates the average monthly humidity levels in Hilliard, 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 Hilliard is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%87%85%81%82%81%73%73%78%89%87%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Hilliard

In Hilliard 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 Hilliard.

Maximum UV Index Levels in Hilliard for August

The chart shows the monthly maximum UV Index (UVI) for Hilliard 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 Hilliard typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098643
Data source: Hilliard 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 Hilliard Compares to Other Months

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

This table compares monthly weather conditions in Hilliard, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)76 mm (3.0 inches)88%moderate
February Weather1°C (34°F)101 mm (4.0 inches)88%moderate
March Weather6°C (43°F)108 mm (4.2 inches)87%high
April Weather11°C (52°F)113 mm (4.4 inches)85%very high
May Weather18°C (64°F)127 mm (5.0 inches)81%very high
June Weather22°C (72°F)137 mm (5.4 inches)82%very high
July Weather24°C (76°F)115 mm (4.5 inches)81%very high
August Weather23°C (74°F)86 mm (3.4 inches)73%very high
September Weather20°C (69°F)89 mm (3.5 inches)73%very high
October Weather14°C (58°F)96 mm (3.8 inches)78%high
November Weather5°C (42°F)94 mm (3.7 inches)89%moderate
December Weather2°C (36°F)97 mm (3.8 inches)87%moderate

Compare Hilliard's Climate with Cities Worldwide