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May Weather in DeCordova, United States

Last updated: June 24, 2025

In May, the average temperature in DeCordova, United States hovers around 24°C (75°F), offering a pleasant climate for outdoor activities. However, temperatures can range from a minimum of 6°C (44°F) to a scorching maximum of 37°C (98°F). Expect 127 mm (5.0 in) of precipitation over approximately 11 days, contributing to an average humidity level of 80%. Enjoy the unique blend of warmth and occasional rain in this vibrant locale!

May Temperature in DeCordova

In May in DeCordova, the average temperature is 24°C (75°F). Maximums can reach 37°C (98°F) and minimums can be as low as 6°C (44°F). This wide temperature range makes it essential to pack both light clothing for the warm days and warmer layers for the cooler evenings.

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

The chart illustrates May temperature patterns in DeCordova, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In DeCordova, May typically has an average temperature of 24°C (75°F), with highs reaching up to 37°C (98°F) and lows dropping to around 6°C (44°F).
JanFebMarAprMayJunJulAugSepOctNovDec474961667582868579685752
Data source: Temperature data for DeCordova 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 DeCordova

In DeCordova in May, the precipitation amount is 127 mm (5.0 in), occurring over 11 days.

May Precipitation Trends in DeCordova

The chart displays monthly precipitation patterns in DeCordova, 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 DeCordova, May typically receives around 127 mm (5.0 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec44798490127823884761214446
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in DeCordova

In DeCordova in May humidity is 80%. With an average temperature of 24°C (75°F), this humidity feels like a warm, sticky blanket enveloping you, making travel slightly uncomfortable as sweat clings to your skin and the air feels thick, urging you to seek shade and hydration frequently.

May Average Humidity in DeCordova

This chart illustrates the average monthly humidity levels in DeCordova, 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 DeCordova is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec77%76%74%75%80%80%75%67%64%70%82%85%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in DeCordova

In DeCordova 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 DeCordova.

Maximum UV Index Levels in DeCordova for May

The chart shows the monthly maximum UV Index (UVI) for DeCordova 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 DeCordova typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec478101111111110864
Data source: DeCordova 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 DeCordova Compares to Other Months

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

This table compares monthly weather conditions in DeCordova, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (47°F)44 mm (1.7 inches)77%moderate
February Weather10°C (49°F)79 mm (3.1 inches)76%high
March Weather16°C (61°F)84 mm (3.3 inches)74%very high
April Weather19°C (66°F)90 mm (3.5 inches)75%very high
May Weather24°C (75°F)127 mm (5.0 inches)80%extreme
June Weather28°C (82°F)82 mm (3.2 inches)80%extreme
July Weather30°C (86°F)38 mm (1.5 inches)75%extreme
August Weather29°C (85°F)84 mm (3.3 inches)67%extreme
September Weather26°C (79°F)76 mm (3.0 inches)64%very high
October Weather20°C (68°F)121 mm (4.8 inches)70%very high
November Weather14°C (57°F)44 mm (1.7 inches)82%high
December Weather11°C (52°F)46 mm (1.8 inches)85%moderate

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