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August Weather in Westport, United States

Last updated: June 24, 2025

In August, the average temperature in Westport, United States hovers around 23°C (74°F), with a comfortable low of 12°C (53°F) and a warm high reaching 33°C (91°F). Expect about 93 mm (3.7 in) of precipitation spread over 11 days, contributing to an average humidity of 70%. Prepare for a mix of warmth and occasional showers during your stay!

August Temperature in Westport

In August in Westport, the average temperature is 23°C (74°F), with maximums potentially reaching 33°C (91°F) and minimums dropping to as low as 12°C (53°F). This pleasant climate makes it an ideal time for exploring and enjoying outdoor activities in Westport.

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

The chart illustrates August temperature patterns in Westport, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Westport, 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 12°C (53°F).
JanFebMarAprMayJunJulAugSepOctNovDec323544536573777470584337
Data source: Temperature data for Westport 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 Westport

In Westport in August, the precipitation amount is 93 mm (3.7 in) over the course of 11 days, indicating that rain is expected to be fairly frequent during that time.

August Precipitation Trends in Westport

The chart displays monthly precipitation patterns in Westport, 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 Westport, August typically receives around 93 mm (3.7 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec86116140122131128109948399104106
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Westport

In Westport in August humidity is 70%. With an average temperature of 23°C (74°F), this humidity feels like a warm, sticky embrace, making outdoor activities somewhat challenging but still bearable for traveling.

August Average Humidity in Westport

This chart illustrates the average monthly humidity levels in Westport, 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 Westport is approximately 70%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%85%86%84%79%82%79%70%69%76%88%87%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Westport

In Westport 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 Westport.

Maximum UV Index Levels in Westport for August

The chart shows the monthly maximum UV Index (UVI) for Westport 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 Westport typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910111098643
Data source: Westport 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 Westport Compares to Other Months

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

This table compares monthly weather conditions in Westport, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)86 mm (3.4 inches)87%moderate
February Weather2°C (36°F)116 mm (4.6 inches)85%moderate
March Weather7°C (44°F)140 mm (5.5 inches)86%high
April Weather12°C (53°F)122 mm (4.8 inches)84%very high
May Weather18°C (65°F)131 mm (5.2 inches)79%very high
June Weather23°C (73°F)128 mm (5.0 inches)82%extreme
July Weather25°C (77°F)109 mm (4.3 inches)79%very high
August Weather23°C (74°F)93 mm (3.7 inches)70%very high
September Weather21°C (70°F)83 mm (3.3 inches)69%very high
October Weather15°C (59°F)99 mm (3.9 inches)76%high
November Weather6°C (43°F)104 mm (4.1 inches)88%moderate
December Weather3°C (38°F)106 mm (4.2 inches)87%moderate

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