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May Weather in Heilongkou, China

Last updated: August 22, 2025

In Heilongkou, China, the average temperature in May is a pleasant 16°C (62°F). Expect a range that dips as low as 5°C (42°F) and peaks at 30°C (86°F). During this month, you'll encounter 67 mm (2.6 in) of precipitation over about 10 days, with an average humidity level of 77%.

May Temperature in Heilongkou

In May in Heilongkou, the average temperature is 16°C (62°F). Maximum temperatures can reach up to 30°C (86°F), while minimums can dip as low as 5°C (42°F). This makes Heilongkou a delightful destination for travelers looking to enjoy mild weather and a mix of sunny and cooler days.

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

The chart illustrates May temperature patterns in Heilongkou, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Heilongkou, May typically has an average temperature of 16°C (62°F), with highs reaching up to 30°C (86°F) and lows dropping to around 5°C (42°F).
JanFebMarAprMayJunJulAugSepOctNovDec303545536168727163514232
Data source: Temperature data for Heilongkou 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 Heilongkou

In Heilongkou in May, the total precipitation amount is 67 mm (2.6 in) over a period of 10 days.

May Precipitation Trends in Heilongkou

The chart displays monthly precipitation patterns in Heilongkou, 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 Heilongkou, May typically receives around 67 mm (2.6 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec20315279671541471532021113613
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Heilongkou

In Heilongkou in May, humidity is 77%. With an average temperature of 16°C (62°F), this humidity feels like a warm, enveloping blanket that can make outdoor activities feel heavy and draining, so travelers may want to plan for breaks in shaded areas and stay hydrated.

May Average Humidity in Heilongkou

This chart illustrates the average monthly humidity levels in Heilongkou, 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 Heilongkou is approximately 77%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec79%82%88%84%77%82%85%83%81%87%86%84%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Heilongkou

In Heilongkou 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 Heilongkou.

Maximum UV Index Levels in Heilongkou for May

The chart shows the monthly maximum UV Index (UVI) for Heilongkou 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 Heilongkou typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec569101212121110864
Data source: Heilongkou 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 Heilongkou Compares to Other Months

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

This table compares monthly weather conditions in Heilongkou, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)20 mm (0.8 inches)79%moderate
February Weather2°C (35°F)31 mm (1.2 inches)82%high
March Weather7°C (46°F)52 mm (2.1 inches)88%very high
April Weather12°C (53°F)79 mm (3.1 inches)84%very high
May Weather16°C (62°F)67 mm (2.6 inches)77%extreme
June Weather20°C (68°F)154 mm (6.1 inches)82%extreme
July Weather22°C (72°F)147 mm (5.8 inches)85%extreme
August Weather22°C (71°F)153 mm (6.0 inches)83%extreme
September Weather17°C (63°F)202 mm (8.0 inches)81%very high
October Weather10°C (51°F)111 mm (4.4 inches)87%very high
November Weather5°C (42°F)36 mm (1.4 inches)86%high
December Weather0°C (32°F)13 mm (0.5 inches)84%moderate

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