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May Weather in Haiyang, China

Last updated: August 23, 2025

In May, the average temperature in Haiyang, China hovers around 20°C (69°F). Expect a wide range, with minimum temperatures dipping to 9°C (49°F) and highs reaching 33°C (92°F). Rainfall is fairly significant, with an average of 244 mm (9.6 in) over 18 days. Additionally, the air can feel quite humid, with an average humidity level of 86%.

May Temperature in Haiyang

In May in Haiyang, the average temperature is 20°C (69°F). Maximum can reach 33°C (92°F) and minimum can be as low as 9°C (49°F). This makes it an ideal time for travelers to enjoy a pleasant mix of warm days and cooler evenings.

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

The chart illustrates May temperature patterns in Haiyang, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Haiyang, May typically has an average temperature of 20°C (69°F), with highs reaching up to 33°C (92°F) and lows dropping to around 9°C (49°F).
JanFebMarAprMayJunJulAugSepOctNovDec414453616875798072625344
Data source: Temperature data for Haiyang 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 Haiyang

In Haiyang in May, the total precipitation amount is 244 mm (9.6 in) falling over a span of 18 days.

May Precipitation Trends in Haiyang

The chart displays monthly precipitation patterns in Haiyang, 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 Haiyang, May typically receives around 244 mm (9.6 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec74901511562442532341611901169559
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Haiyang

In Haiyang in May, humidity is 86%. With an average temperature of 20°C (69°F), this humidity feels like a warm, dense blanket wrapping around you, making travel feel sluggish and sticky, as each step can leave you yearning for a cool breeze or a refreshing drink.

May Average Humidity in Haiyang

This chart illustrates the average monthly humidity levels in Haiyang, 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 Haiyang is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec68%73%84%82%86%86%88%85%71%74%85%75%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Haiyang

In Haiyang in May, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Haiyang.

Maximum UV Index Levels in Haiyang for May

The chart shows the monthly maximum UV Index (UVI) for Haiyang 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 Haiyang typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec6710111212131211975
Data source: Haiyang 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 Haiyang Compares to Other Months

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

This table compares monthly weather conditions in Haiyang, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)74 mm (2.9 inches)67%high
February Weather7°C (44°F)90 mm (3.6 inches)73%high
March Weather12°C (54°F)151 mm (5.9 inches)84%very high
April Weather16°C (61°F)156 mm (6.1 inches)82%extreme
May Weather20°C (69°F)244 mm (9.6 inches)86%extreme
June Weather24°C (75°F)253 mm (10.0 inches)86%extreme
July Weather26°C (80°F)234 mm (9.2 inches)88%extreme
August Weather27°C (80°F)161 mm (6.3 inches)85%extreme
September Weather22°C (73°F)190 mm (7.5 inches)71%extreme
October Weather16°C (62°F)116 mm (4.6 inches)74%very high
November Weather12°C (53°F)95 mm (3.8 inches)85%high
December Weather7°C (44°F)59 mm (2.3 inches)75%moderate

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