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August Weather in Falmouth, United States

Last updated: June 24, 2025

In Falmouth, United States, the average temperature in August hovers around 24°C (75°F). Expect a range from a cool 13°C (56°F) to a warm 34°C (94°F) throughout the month. With 93 mm (3.7 in) of precipitation spread over 13 days, a humidity level of 73% creates a comfortable yet slightly damp atmosphere. Enjoy the variety this month brings!

August Temperature in Falmouth

In August in Falmouth, the average temperature is 24°C (75°F). Maximums can reach 34°C (94°F), and minimums can be as low as 13°C (56°F). This makes it an ideal time for travelers to enjoy a pleasant mix of warm and cool weather while exploring the area.

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

The chart illustrates August temperature patterns in Falmouth, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Falmouth, August typically has an average temperature of 24°C (75°F), with highs reaching up to 34°C (94°F) and lows dropping to around 13°C (56°F).
JanFebMarAprMayJunJulAugSepOctNovDec343846556673777570594439
Data source: Temperature data for Falmouth 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 Falmouth

In Falmouth in August, the total precipitation amount is 93 mm (3.7 in), which falls over the course of 13 days.

August Precipitation Trends in Falmouth

The chart displays monthly precipitation patterns in Falmouth, 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 Falmouth, August typically receives around 93 mm (3.7 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec851251301371321721259311010391121
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Falmouth

In Falmouth in August humidity is 73%. With an average temperature of 24°C (75°F), this humidity feels like a warm embrace, making it somewhat uncomfortable for traveling if you're not acclimated, as sweat clings to your skin and limits your energy for exploration.

August Average Humidity in Falmouth

This chart illustrates the average monthly humidity levels in Falmouth, 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 Falmouth 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 Falmouth

In Falmouth 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 Falmouth.

Maximum UV Index Levels in Falmouth for August

The chart shows the monthly maximum UV Index (UVI) for Falmouth 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 Falmouth typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910101098643
Data source: Falmouth 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 Falmouth Compares to Other Months

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

This table compares monthly weather conditions in Falmouth, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (35°F)85 mm (3.4 inches)88%moderate
February Weather4°C (39°F)125 mm (4.9 inches)88%moderate
March Weather8°C (46°F)130 mm (5.1 inches)87%high
April Weather13°C (55°F)137 mm (5.4 inches)85%very high
May Weather19°C (66°F)132 mm (5.2 inches)81%very high
June Weather23°C (73°F)172 mm (6.8 inches)82%very high
July Weather25°C (77°F)125 mm (4.9 inches)81%very high
August Weather24°C (75°F)93 mm (3.7 inches)73%very high
September Weather21°C (71°F)110 mm (4.3 inches)73%very high
October Weather15°C (60°F)103 mm (4.1 inches)78%high
November Weather7°C (45°F)91 mm (3.6 inches)89%moderate
December Weather4°C (40°F)121 mm (4.8 inches)87%moderate

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