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August Weather in Darien, United States

Last updated: June 24, 2025

In August, the average temperature in Darien, United States hovers around 27°C (81°F). Expect a minimum of 22°C (73°F) and a maximum reaching 36°C (96°F). With precipitation totaling 159 mm (6.3 in) over 24 days, it's a humid month, featuring an average humidity of 82%. Get ready for warm, wet conditions!

August Temperature in Darien

In August in Darien, the average temperature is 27°C (81°F), with maximums reaching up to 36°C (96°F) and minimums dropping as low as 22°C (73°F). This warm weather makes it an ideal time for travelers to enjoy outdoor activities and explore the beautiful surroundings.

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

The chart illustrates August temperature patterns in Darien, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Darien, August typically has an average temperature of 27°C (81°F), with highs reaching up to 36°C (96°F) and lows dropping to around 22°C (73°F).
JanFebMarAprMayJunJulAugSepOctNovDec545963687579818179746257
Data source: Temperature data for Darien 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 Darien

In Darien in August, the precipitation amount is 159 mm (6.3 in) spread over 24 days.

August Precipitation Trends in Darien

The chart displays monthly precipitation patterns in Darien, 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 Darien, August typically receives around 159 mm (6.3 inches) of precipitation spread over approximately 24 days.
JanFebMarAprMayJunJulAugSepOctNovDec54785879801391551591497686110
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Darien

In Darien in August humidity is 82%. With an average temperature of 27°C (81°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities feel more exhausting, and leaving you longing for the relief of air-conditioned spaces during your travels.

August Average Humidity in Darien

This chart illustrates the average monthly humidity levels in Darien, 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 Darien is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%79%78%73%72%74%82%82%83%79%82%85%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Darien

In Darien in August, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Darien.

Maximum UV Index Levels in Darien for August

The chart shows the monthly maximum UV Index (UVI) for Darien 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 Darien typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec579101111111110864
Data source: Darien 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 Darien Compares to Other Months

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

This table compares monthly weather conditions in Darien, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather12°C (55°F)54 mm (2.1 inches)84%moderate
February Weather15°C (59°F)78 mm (3.1 inches)79%high
March Weather17°C (63°F)58 mm (2.3 inches)78%very high
April Weather20°C (68°F)79 mm (3.1 inches)72%very high
May Weather24°C (75°F)80 mm (3.1 inches)72%extreme
June Weather26°C (79°F)139 mm (5.5 inches)74%extreme
July Weather27°C (82°F)155 mm (6.1 inches)82%extreme
August Weather27°C (81°F)159 mm (6.3 inches)82%extreme
September Weather26°C (79°F)149 mm (5.9 inches)83%very high
October Weather23°C (74°F)76 mm (3.0 inches)79%very high
November Weather17°C (62°F)86 mm (3.4 inches)82%high
December Weather14°C (57°F)110 mm (4.3 inches)85%moderate

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