August Weather in Chesterfield, United States

Last updated: June 24, 2025

In August, the average temperature in Chesterfield, United States hovers around 26°C (80°F), making it a pleasant time to visit. While temperatures can dip to a cool 16°C (61°F), they can also soar to a scorching 38°C (100°F). Be prepared for some rain, with an average precipitation of 130 mm (5.1 in) spread across 16 days. Additionally, the air carries a humidity level of 74%, adding a touch of tropical ambiance to your experience!

August Temperature in Chesterfield

In August in Chesterfield, the average temperature is 26°C (80°F). Maximums can reach 38°C (100°F) and minimums can be as low as 16°C (61°F). This makes Chesterfield a perfect destination for travelers seeking warm weather and outdoor activities during this time.

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

The chart illustrates August temperature patterns in Chesterfield, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chesterfield, August typically has an average temperature of 26°C (80°F), with highs reaching up to 38°C (100°F) and lows dropping to around 16°C (61°F).

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

August Precipitation in Chesterfield

In Chesterfield in August, the precipitation amount is 130 mm (5.1 in) spread over 16 days.

August Precipitation Trends in Chesterfield

The chart displays monthly precipitation patterns in Chesterfield, 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 Chesterfield, August typically receives around 130 mm (5.1 inches) of precipitation spread over approximately 16 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 Chesterfield

In Chesterfield in August humidity is 74%. With an average temperature of 26°C (80°F), this humidity feels like a warm, thick blanket wrapping around you, making any outdoor activities feel more strenuous and sweat-inducing, so staying hydrated and taking frequent breaks in the shade is essential for enjoyable traveling.

August Average Humidity in Chesterfield

This chart illustrates the average monthly humidity levels in Chesterfield, 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 Chesterfield is approximately 74%, 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 Chesterfield

In Chesterfield 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 Chesterfield.

Maximum UV Index Levels in Chesterfield for August

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

Data source: Chesterfield 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 Chesterfield Compares to Other Months

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

This table compares monthly weather conditions in Chesterfield, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	8°C (46°F)	92 mm (3.6 inches)	86%	moderate
February Weather	11°C (52°F)	105 mm (4.1 inches)	85%	high
March Weather	13°C (56°F)	77 mm (3.0 inches)	84%	very high
April Weather	18°C (64°F)	100 mm (3.9 inches)	82%	very high
May Weather	22°C (73°F)	112 mm (4.4 inches)	83%	extreme
June Weather	25°C (78°F)	133 mm (5.2 inches)	82%	extreme
July Weather	27°C (81°F)	119 mm (4.7 inches)	80%	extreme
August Weather	26°C (80°F)	130 mm (5.1 inches)	74%	very high
September Weather	24°C (76°F)	156 mm (6.2 inches)	75%	very high
October Weather	19°C (67°F)	68 mm (2.7 inches)	79%	very high
November Weather	12°C (53°F)	71 mm (2.8 inches)	87%	high
December Weather	9°C (49°F)	125 mm (4.9 inches)	87%	moderate