April Weather in Chesterfield, United States

Last updated: June 24, 2025

In April, the average temperature in Chesterfield, United States hovers around 18°C (64°F), providing a mild climate for locals and visitors alike. Expect temperature fluctuations, with minimums dipping to -1°C (30°F) and maximums soaring up to 31°C (89°F). Precipitation can be expected, with around 100 mm (3.9 in) falling over the course of 9 days. The air is often laden with 82% humidity, making it a notable time to enjoy the vibrant atmosphere of the area.

April Temperature in Chesterfield

In April in Chesterfield, the average temperature is 18°C (64°F). Maximum temperatures can reach 31°C (89°F), while minimums can dip as low as -1°C (30°F). This variation makes Chesterfield an ideal destination for travelers seeking diverse weather experiences during their visit.

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

The chart illustrates April 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, April typically has an average temperature of 18°C (64°F), with highs reaching up to 31°C (89°F) and lows dropping to around -1°C (30°F).

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

April Precipitation in Chesterfield

In Chesterfield in April, the precipitation amount is 100 mm (3.9 in) spread over 9 days.

April Precipitation Trends in Chesterfield

The chart displays monthly precipitation patterns in Chesterfield, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Chesterfield, April typically receives around 100 mm (3.9 inches) of precipitation spread over approximately 9 days.

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

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Millimeters (mm) Inches (in)

April Humidity in Chesterfield

In Chesterfield in April humidity is 82%. With an average temperature of 18°C (64°F), this humidity feels like a warm, muggy embrace that can make exploring the area feel stifling, leaving travelers drenched in sweat and longing for respite in the shade.

April Average Humidity in Chesterfield

This chart illustrates the average monthly humidity levels in Chesterfield, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Chesterfield is approximately 82%, offering insight into how humid the weather typically is during this month.

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

April UV Index in Chesterfield

In Chesterfield in April, 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 April

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

Data source: Chesterfield April 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 April 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 April’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 April’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