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May Weather in Haicheng, China

Last updated: August 23, 2025

In Haicheng, China, the average temperature in May is a warm 27°C (81°F), making it a perfect time for outdoor activities. Temperatures can dip to a minimum of 19°C (66°F) and reach a maximum of 32°C (89°F). However, be prepared for some wet days, as the area sees about 195 mm (7.7 in) of precipitation over an average of 18 days. With an average humidity of 76%, you'll want to stay hydrated while enjoying the tropical climate!

May Temperature in Haicheng

In May, in Haicheng, the average temperature is 27°C (81°F). Maximums can reach 32°C (89°F), and minimums can be as low as 19°C (66°F). This pleasant climate makes Haicheng an ideal destination for travelers seeking warmth and comfort.

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

The chart illustrates May temperature patterns in Haicheng, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Haicheng, May typically has an average temperature of 27°C (81°F), with highs reaching up to 32°C (89°F) and lows dropping to around 19°C (66°F).
JanFebMarAprMayJunJulAugSepOctNovDec626370758185848483777263
Data source: Temperature data for Haicheng 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 Haicheng

In Haicheng in May, the precipitation amount reaches 195 mm (7.7 in) over a span of 18 days.

May Precipitation Trends in Haicheng

The chart displays monthly precipitation patterns in Haicheng, 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 Haicheng, May typically receives around 195 mm (7.7 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec3554591411952803675102781873439
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Haicheng

In Haicheng in May, humidity is 76%. With an average temperature of 27°C (81°F), this humidity feels like a warm blanket enveloping you, making outdoor activities feel stifling and sweat-inducing, which can be challenging for traveling.

May Average Humidity in Haicheng

This chart illustrates the average monthly humidity levels in Haicheng, 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 Haicheng is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec66%72%73%71%76%79%86%86%78%72%69%70%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Haicheng

In Haicheng in May, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Haicheng.

Maximum UV Index Levels in Haicheng for May

The chart shows the monthly maximum UV Index (UVI) for Haicheng 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 Haicheng typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec810121213131314121187
Data source: Haicheng 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 Haicheng Compares to Other Months

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

This table compares monthly weather conditions in Haicheng, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather17°C (62°F)34 mm (1.4 inches)66%very high
February Weather17°C (64°F)54 mm (2.1 inches)71%very high
March Weather21°C (70°F)59 mm (2.3 inches)73%extreme
April Weather24°C (75°F)141 mm (5.6 inches)71%extreme
May Weather27°C (81°F)195 mm (7.7 inches)76%extreme
June Weather29°C (85°F)280 mm (11.0 inches)79%extreme
July Weather29°C (85°F)367 mm (14.5 inches)86%extreme
August Weather29°C (84°F)510 mm (20.1 inches)86%extreme
September Weather28°C (83°F)278 mm (11.0 inches)78%extreme
October Weather25°C (78°F)187 mm (7.4 inches)72%extreme
November Weather22°C (72°F)34 mm (1.3 inches)69%very high
December Weather17°C (64°F)39 mm (1.5 inches)70%high

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