August Weather in Suffolk, United States

Last updated: June 24, 2025

In August, the average temperature in Suffolk, United States hovers around 26°C (79°F). Expect a welcoming range, with minimums dipping to 16°C (61°F) and maximums soaring to 37°C (98°F). However, be prepared for rain, as 168 mm (6.6 in) of precipitation can occur over 17 days, accompanied by a humid 81% average. Enjoy the warm vibes, but don’t forget your umbrella!

August Temperature in Suffolk

In August in Suffolk, the average temperature is 26°C (79°F), with maximums reaching 37°C (98°F) and minimums dropping to as low as 16°C (61°F). This makes it an ideal time for travelers seeking warm weather and outdoor activities.

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

The chart illustrates August temperature patterns in Suffolk, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Suffolk, August typically has an average temperature of 26°C (79°F), with highs reaching up to 37°C (98°F) and lows dropping to around 16°C (61°F).

Data source: Temperature data for Suffolk generated using information from the Copernicus Climate Change Service.

August Precipitation in Suffolk

In Suffolk in August, the total precipitation amount is 168 mm (6.6 in), occurring over the course of 17 days.

August Precipitation Trends in Suffolk

The chart displays monthly precipitation patterns in Suffolk, 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 Suffolk, August typically receives around 168 mm (6.6 inches) of precipitation spread over approximately 17 days.

Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

August Humidity in Suffolk

In Suffolk in August, humidity is 81%. With an average temperature of 26°C (79°F), this humidity feels like a warm, heavy blanket wrapping around you, making outdoor adventures stickier and more draining, yet still vibrant with life—perfect for exploring local culture, but you'll want to take frequent breaks and stay hydrated.

August Average Humidity in Suffolk

This chart illustrates the average monthly humidity levels in Suffolk, 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 Suffolk is approximately 81%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Suffolk

In Suffolk in August, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Suffolk.

Maximum UV Index Levels in Suffolk for August

The chart shows the monthly maximum UV Index (UVI) for Suffolk 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 Suffolk typically reaches 10, which falls under the very high exposure category.

Data source: Suffolk 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 Suffolk Compares to Other Months

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

This table compares monthly weather conditions in Suffolk, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	6°C (42°F)	91 mm (3.6 inches)	84%	moderate
February Weather	8°C (47°F)	102 mm (4.0 inches)	83%	high
March Weather	11°C (51°F)	84 mm (3.3 inches)	82%	very high
April Weather	16°C (61°F)	101 mm (4.0 inches)	81%	very high
May Weather	20°C (69°F)	120 mm (4.7 inches)	80%	very high
June Weather	24°C (76°F)	118 mm (4.6 inches)	82%	very high
July Weather	27°C (81°F)	140 mm (5.5 inches)	81%	extreme
August Weather	26°C (79°F)	168 mm (6.6 inches)	81%	very high
September Weather	23°C (75°F)	130 mm (5.1 inches)	78%	very high
October Weather	19°C (66°F)	84 mm (3.3 inches)	80%	very high
November Weather	11°C (52°F)	76 mm (3.0 inches)	84%	moderate
December Weather	8°C (47°F)	89 mm (3.5 inches)	84%	moderate