nomadseason

August Weather in Sewickley, United States

Last updated: June 24, 2025

The average temperature in Sewickley, United States during August hovers around 23°C (73°F). Expect a minimum of 11°C (52°F) and a maximum of 34°C (94°F). While you're enjoying the weather, be prepared for 82 mm (3.2 in) of precipitation over approximately 14 days. Don't forget, the average humidity is around 76%, adding a touch of moisture to the air!

August Temperature in Sewickley

In August in Sewickley, the average temperature is 23°C (73°F), with maximums reaching up to 34°C (94°F) and minimums dropping as low as 11°C (52°F). This makes it a great time for traveling, offering a comfortable climate for outdoor activities and exploration.

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

The chart illustrates August temperature patterns in Sewickley, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sewickley, August typically has an average temperature of 23°C (73°F), with highs reaching up to 34°C (94°F) and lows dropping to around 11°C (52°F).
JanFebMarAprMayJunJulAugSepOctNovDec313541516270757368574236
Data source: Temperature data for Sewickley generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Sewickley

In Sewickley in August, the precipitation amount is 82 mm (3.2 in) spread over 14 days.

August Precipitation Trends in Sewickley

The chart displays monthly precipitation patterns in Sewickley, 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 Sewickley, August typically receives around 82 mm (3.2 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec92118104130136137137821221249299
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

August Humidity in Sewickley

In Sewickley in August humidity is 76%. With an average temperature of 23°C (73°F), this humidity feels like a warm, enveloping blanket, making outdoor activities feel more intense and prompting travelers to seek shade or cool breaks more frequently.

August Average Humidity in Sewickley

This chart illustrates the average monthly humidity levels in Sewickley, 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 Sewickley is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%87%87%81%83%82%76%77%82%89%86%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Sewickley

In Sewickley 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 Sewickley.

Maximum UV Index Levels in Sewickley for August

The chart shows the monthly maximum UV Index (UVI) for Sewickley 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 Sewickley typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098642
Data source: Sewickley 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 Sewickley Compares to Other Months

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

This table compares monthly weather conditions in Sewickley, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)92 mm (3.6 inches)88%moderate
February Weather1°C (35°F)118 mm (4.6 inches)88%moderate
March Weather5°C (42°F)104 mm (4.1 inches)87%high
April Weather11°C (52°F)130 mm (5.1 inches)87%very high
May Weather17°C (63°F)136 mm (5.4 inches)81%very high
June Weather21°C (70°F)137 mm (5.4 inches)83%very high
July Weather24°C (75°F)137 mm (5.4 inches)82%very high
August Weather23°C (73°F)82 mm (3.2 inches)76%very high
September Weather20°C (68°F)122 mm (4.8 inches)77%very high
October Weather14°C (57°F)123 mm (4.9 inches)82%high
November Weather6°C (42°F)92 mm (3.6 inches)89%moderate
December Weather2°C (36°F)99 mm (3.9 inches)86%low

Compare Sewickley's Climate with Cities Worldwide