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August Weather in South Bristol, United States

Last updated: June 24, 2025

In August, the average temperature in South Bristol, United States is a pleasant 19°C (67°F). Expect a minimum of 14°C (58°F) and a maximum of 25°C (77°F), making it an ideal time for outdoor activities. However, be prepared for some rainfall, with 74 mm (2.9 in) expected over the course of 7 days. The humidity levels can be quite high at 83%, so stay hydrated while enjoying the beautiful weather!

August Temperature in South Bristol

In August in South Bristol, the average temperature is 19°C (67°F). The maximum can reach 25°C (77°F) and the minimum can be as low as 14°C (58°F). This mild climate makes South Bristol an ideal destination for travelers seeking pleasant weather for outdoor activities.

August Weather in South Bristol: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in South Bristol, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In South Bristol, August typically has an average temperature of 19°C (67°F), with highs reaching up to 25°C (77°F) and lows dropping to around 14°C (58°F).
JanFebMarAprMayJunJulAugSepOctNovDec303134425059656762544335
Data source: Temperature data for South Bristol 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 South Bristol

In South Bristol in August, the precipitation amount is 74 mm (2.9 in) over a period of 7 days.

August Precipitation Trends in South Bristol

The chart displays monthly precipitation patterns in South Bristol, 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 South Bristol, August typically receives around 74 mm (2.9 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec981018613884741017490143123138
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in South Bristol

In South Bristol in August humidity is 83%. With an average temperature of 19°C (67°F), this humidity feels like a warm, tropical blanket wrapping around you, making traveling feel a bit sluggish and sticky, yet still inviting as long as you stay hydrated and take breaks in the shade.

August Average Humidity in South Bristol

This chart illustrates the average monthly humidity levels in South Bristol, 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 South Bristol is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%86%84%79%79%86%85%83%80%77%80%81%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in South Bristol

In South Bristol in August, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in South Bristol.

Maximum UV Index Levels in South Bristol for August

The chart shows the monthly maximum UV Index (UVI) for South Bristol 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 South Bristol typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2457910987532
Data source: South Bristol 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 South Bristol Compares to Other Months

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

This table compares monthly weather conditions in South Bristol, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)98 mm (3.9 inches)85%low
February Weather0°C (32°F)101 mm (4.0 inches)86%moderate
March Weather1°C (35°F)86 mm (3.4 inches)84%moderate
April Weather6°C (43°F)138 mm (5.4 inches)79%high
May Weather10°C (50°F)84 mm (3.3 inches)79%very high
June Weather15°C (59°F)74 mm (2.9 inches)86%very high
July Weather18°C (65°F)101 mm (4.0 inches)85%very high
August Weather19°C (67°F)74 mm (2.9 inches)83%very high
September Weather17°C (62°F)89 mm (3.5 inches)80%high
October Weather12°C (55°F)143 mm (5.6 inches)77%moderate
November Weather6°C (44°F)123 mm (4.8 inches)80%moderate
December Weather1°C (35°F)138 mm (5.4 inches)81%low

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