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May Weather in Chesterfield, United States

Last updated: June 24, 2025

In May, the average temperature in Chesterfield, United States reaches a pleasant 22°C (73°F). However, this month can swing between a minimum of 6°C (43°F) and a steamy maximum of 36°C (97°F). Expect about 112 mm (4.4 in) of precipitation spread over 10 days, coupled with an average humidity of 83%. Stay prepared for a mix of weather as you explore!

May Temperature in Chesterfield

In May in Chesterfield, the average temperature is 22°C (73°F). Maximums can reach 36°C (97°F), while minimums can be as low as 6°C (43°F). This variety in temperatures makes it essential for travelers to pack accordingly, ensuring comfort for both warm days and cooler nights.

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

The chart illustrates May 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, May typically has an average temperature of 22°C (73°F), with highs reaching up to 36°C (97°F) and lows dropping to around 6°C (43°F).
JanFebMarAprMayJunJulAugSepOctNovDec465155647277818076675349
Data source: Temperature data for Chesterfield 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.

May Precipitation in Chesterfield

In Chesterfield in May, the total precipitation amount is 112 mm (4.4 in) over the course of 10 days.

May Precipitation Trends in Chesterfield

The chart displays monthly precipitation patterns in Chesterfield, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Chesterfield, May typically receives around 112 mm (4.4 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec92105771001121331191301566871125
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Chesterfield

In Chesterfield in May, humidity is 83%. With an average temperature of 22°C (73°F), this humidity feels like a warm, heavy blanket wrapping around you, making outdoor activities feel a bit more exhausting, yet the lush surroundings create a vibrant atmosphere perfect for exploring.

May Average Humidity in Chesterfield

This chart illustrates the average monthly humidity levels in Chesterfield, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Chesterfield is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%85%84%82%83%82%80%74%75%79%87%87%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Chesterfield

In Chesterfield in May, 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 Chesterfield.

Maximum UV Index Levels in Chesterfield for May

The chart shows the monthly maximum UV Index (UVI) for Chesterfield in May, 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 May, the maximum UV index in Chesterfield typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46810111111109864
Data source: Chesterfield May 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 May 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 May’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 May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (46°F)92 mm (3.6 inches)86%moderate
February Weather11°C (52°F)105 mm (4.1 inches)85%high
March Weather13°C (56°F)77 mm (3.0 inches)84%very high
April Weather18°C (64°F)100 mm (3.9 inches)82%very high
May Weather22°C (73°F)112 mm (4.4 inches)83%extreme
June Weather25°C (78°F)133 mm (5.2 inches)82%extreme
July Weather27°C (81°F)119 mm (4.7 inches)80%extreme
August Weather26°C (80°F)130 mm (5.1 inches)74%very high
September Weather24°C (76°F)156 mm (6.2 inches)75%very high
October Weather19°C (67°F)68 mm (2.7 inches)79%very high
November Weather12°C (53°F)71 mm (2.8 inches)87%high
December Weather9°C (49°F)125 mm (4.9 inches)87%moderate

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