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May Weather in Yancheng, China

Last updated: August 22, 2025

In May, the average temperature in Yancheng, China hovers around 21°C (70°F), with conditions ranging from a cool 8°C (46°F) to a sweltering 37°C (98°F). Expect about 114 mm (4.5 in) of precipitation spread across 7 days, contributing to a notably high average humidity of 87%.

May Temperature in Yancheng

In May, in Yancheng, the average temperature is 21°C (70°F), with maximums reaching up to 37°C (98°F) and minimums dipping as low as 8°C (46°F). This pleasant climate makes Yancheng an ideal destination for travelers seeking a comfortable and enjoyable experience.

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

The chart illustrates May temperature patterns in Yancheng, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yancheng, May typically has an average temperature of 21°C (70°F), with highs reaching up to 37°C (98°F) and lows dropping to around 8°C (46°F).
JanFebMarAprMayJunJulAugSepOctNovDec384150596976828275635441
Data source: Temperature data for Yancheng 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 Yancheng

In Yancheng in May, the total precipitation amount is 114 mm (4.5 in) over the course of 7 days.

May Precipitation Trends in Yancheng

The chart displays monthly precipitation patterns in Yancheng, 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 Yancheng, May typically receives around 114 mm (4.5 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec4134485011412325115695543832
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Yancheng

In Yancheng in May humidity is 87%. With an average temperature of 21°C (70°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities quite exhausting and requiring frequent breaks to hydrate and cool off.

May Average Humidity in Yancheng

This chart illustrates the average monthly humidity levels in Yancheng, 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 Yancheng is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec67%69%79%86%87%90%95%92%79%76%77%73%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Yancheng

In Yancheng in May, 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 Yancheng.

Maximum UV Index Levels in Yancheng for May

The chart shows the monthly maximum UV Index (UVI) for Yancheng 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 Yancheng typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46891010111110754
Data source: Yancheng 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 Yancheng Compares to Other Months

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

This table compares monthly weather conditions in Yancheng, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)41 mm (1.6 inches)67%moderate
February Weather5°C (41°F)34 mm (1.3 inches)69%high
March Weather10°C (51°F)48 mm (1.9 inches)79%very high
April Weather15°C (59°F)49 mm (1.9 inches)86%very high
May Weather21°C (70°F)114 mm (4.5 inches)87%very high
June Weather25°C (76°F)123 mm (4.8 inches)90%very high
July Weather28°C (82°F)251 mm (9.9 inches)95%extreme
August Weather28°C (82°F)156 mm (6.1 inches)92%extreme
September Weather24°C (75°F)95 mm (3.7 inches)79%very high
October Weather17°C (64°F)54 mm (2.1 inches)76%high
November Weather12°C (54°F)38 mm (1.5 inches)77%moderate
December Weather5°C (42°F)32 mm (1.3 inches)73%moderate

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