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May Weather in Dongtan, China

Last updated: August 22, 2025

In May, the average temperature in Dongtan, China hovers around 3°C (38°F). Expect minimum chills that can dip to -18°C (1°F), while the mercury can rise to a pleasant 20°C (68°F). This month also brings 72 mm (2.8 in) of precipitation over about 14 days, accompanied by a relatively high humidity level of 71%.

May Temperature in Dongtan

In May in Dongtan, the average temperature is 3°C (38°F). Maximum temperatures can reach 20°C (68°F), while minimums can drop as low as -18°C (1°F). Be prepared for a wide range of temperatures when traveling during this time!

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

The chart illustrates May temperature patterns in Dongtan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dongtan, May typically has an average temperature of 3°C (38°F), with highs reaching up to 20°C (68°F) and lows dropping to around -18°C (1°F).
JanFebMarAprMayJunJulAugSepOctNovDec272029374651494227141
Data source: Temperature data for Dongtan 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 Dongtan

In Dongtan in May, the total precipitation amount is 72 mm (2.8 in) spread over the course of 14 days.

May Precipitation Trends in Dongtan

The chart displays monthly precipitation patterns in Dongtan, 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 Dongtan, May typically receives around 72 mm (2.8 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec81022557211211915912551148
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Dongtan

In Dongtan in May humidity is 71%. With an average temperature of 3°C (38°F), this humidity feels like a damp chill that clings to your skin, making outdoor exploration uncomfortable and necessitating warm, layered clothing to stay cozy while navigating the environment.

May Average Humidity in Dongtan

This chart illustrates the average monthly humidity levels in Dongtan, 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 Dongtan is approximately 71%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec74%80%81%78%71%77%77%82%82%85%80%71%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Dongtan

In Dongtan in May, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Dongtan, you can check here.

Maximum UV Index Levels in Dongtan for May

The chart shows the monthly maximum UV Index (UVI) for Dongtan 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 Dongtan typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3710131418161311964
Data source: Dongtan 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 Dongtan Compares to Other Months

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

This table compares monthly weather conditions in Dongtan, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-17°C (2°F)8 mm (0.3 inches)74%moderate
February Weather-14°C (7°F)10 mm (0.4 inches)80%high
March Weather-7°C (20°F)22 mm (0.9 inches)81%very high
April Weather-2°C (29°F)55 mm (2.1 inches)78%extreme
May Weather3°C (38°F)72 mm (2.8 inches)71%extreme
June Weather8°C (46°F)112 mm (4.4 inches)77%extreme
July Weather10°C (51°F)119 mm (4.7 inches)77%extreme
August Weather9°C (49°F)159 mm (6.3 inches)82%extreme
September Weather6°C (42°F)125 mm (4.9 inches)82%extreme
October Weather-3°C (27°F)51 mm (2.0 inches)85%very high
November Weather-10°C (14°F)13 mm (0.5 inches)79%high
December Weather-17°C (2°F)8 mm (0.3 inches)71%moderate

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