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August Weather in Stewart, United States

Last updated: June 24, 2025

In August, the average temperature in Stewart, United States is a pleasant 21°C (70°F). Visitors can expect temperatures to range from a chilly 10°C (50°F) to a warm 34°C (94°F). However, prepare for some rain, as the region receives an average precipitation of 142 mm (5.6 in) over 9 days. With an average humidity of 81%, it's a good idea to dress accordingly to stay comfortable!

August Temperature in Stewart

In August in Stewart, the average temperature is 21°C (70°F). Maximums can reach 34°C (94°F) and minimums can be as low as 10°C (50°F). This makes it an ideal time for travelers to enjoy pleasant weather while exploring the area's attractions.

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

The chart illustrates August temperature patterns in Stewart, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Stewart, August typically has an average temperature of 21°C (70°F), with highs reaching up to 34°C (94°F) and lows dropping to around 10°C (50°F).
JanFebMarAprMayJunJulAugSepOctNovDec151532435972747064483323
Data source: Temperature data for Stewart 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 Stewart

In Stewart in August, the precipitation amount is 142 mm (5.6 in) over a span of 9 days.

August Precipitation Trends in Stewart

The chart displays monthly precipitation patterns in Stewart, 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 Stewart, August typically receives around 142 mm (5.6 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec2426577711798110142112972939
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Stewart

In Stewart in August, humidity is 81%. With an average temperature of 21°C (70°F), this humidity feels like a warm, sticky embrace, making outdoor activities slightly uncomfortable and necessitating frequent breaks in the shade or air conditioning for a refreshing escape.

August Average Humidity in Stewart

This chart illustrates the average monthly humidity levels in Stewart, 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 Stewart is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%90%85%84%78%80%81%81%81%84%88%84%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Stewart

In Stewart 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 Stewart.

Maximum UV Index Levels in Stewart for August

The chart shows the monthly maximum UV Index (UVI) for Stewart 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 Stewart typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3557910997532
Data source: Stewart 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 Stewart Compares to Other Months

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

This table compares monthly weather conditions in Stewart, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-9°C (16°F)24 mm (0.9 inches)87%moderate
February Weather-9°C (15°F)26 mm (1.0 inches)90%moderate
March Weather0°C (32°F)57 mm (2.2 inches)85%moderate
April Weather6°C (43°F)77 mm (3.0 inches)84%high
May Weather15°C (59°F)117 mm (4.6 inches)78%very high
June Weather22°C (72°F)98 mm (3.8 inches)80%very high
July Weather23°C (74°F)110 mm (4.3 inches)81%very high
August Weather21°C (70°F)142 mm (5.6 inches)81%very high
September Weather18°C (64°F)112 mm (4.4 inches)81%high
October Weather9°C (48°F)97 mm (3.8 inches)84%moderate
November Weather1°C (33°F)29 mm (1.1 inches)88%moderate
December Weather-5°C (23°F)39 mm (1.6 inches)84%low

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