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May Weather in Heishui, China

Last updated: August 22, 2025

In May, the average temperature in Heishui, China hovers around 19°C (66°F), with thrilling temperature extremes ranging from a chilly 9°C (48°F) to a scorching 32°C (90°F). Expect to see 277 mm (10.9 in) of precipitation spread over approximately 21 days, contributing to a high average humidity level of 86%. This blend of warmth and moisture creates a vibrant and lush atmosphere throughout the month!

May Temperature in Heishui

In May in Heishui, the average temperature is 19°C (66°F), with maximums reaching 32°C (90°F) and minimums dropping as low as 9°C (48°F). It's an ideal time for travelers to enjoy mild weather while exploring the attractions of Heishui.

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

The chart illustrates May temperature patterns in Heishui, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Heishui, May typically has an average temperature of 19°C (66°F), with highs reaching up to 32°C (90°F) and lows dropping to around 9°C (48°F).
JanFebMarAprMayJunJulAugSepOctNovDec384151596672777770595041
Data source: Temperature data for Heishui 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 Heishui

In Heishui in May, the total precipitation amount is 277 mm (10.9 in) spread over 21 days.

May Precipitation Trends in Heishui

The chart displays monthly precipitation patterns in Heishui, 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 Heishui, May typically receives around 277 mm (10.9 inches) of precipitation spread over approximately 21 days.
JanFebMarAprMayJunJulAugSepOctNovDec84931841772772712871942181349859
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Heishui

In Heishui in May, humidity is 86%. With an average temperature of 19°C (66°F), this humidity feels like a warm blanket enveloping you, making travel slightly uncomfortable as the air feels heavy and sticking to your skin.

May Average Humidity in Heishui

This chart illustrates the average monthly humidity levels in Heishui, 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 Heishui 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 Heishui

In Heishui 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 Heishui.

Maximum UV Index Levels in Heishui for May

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

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

This table compares monthly weather conditions in Heishui, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)84 mm (3.3 inches)67%high
February Weather5°C (41°F)93 mm (3.7 inches)73%high
March Weather10°C (51°F)184 mm (7.2 inches)84%very high
April Weather15°C (59°F)177 mm (7.0 inches)82%extreme
May Weather19°C (66°F)277 mm (10.9 inches)86%extreme
June Weather22°C (72°F)271 mm (10.7 inches)86%extreme
July Weather25°C (77°F)287 mm (11.3 inches)88%extreme
August Weather25°C (77°F)194 mm (7.7 inches)85%extreme
September Weather21°C (70°F)218 mm (8.6 inches)71%extreme
October Weather15°C (59°F)134 mm (5.3 inches)74%very high
November Weather10°C (51°F)98 mm (3.9 inches)85%high
December Weather5°C (41°F)59 mm (2.3 inches)75%moderate

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