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April Weather in Heilongkou, China

Last updated: August 22, 2025

In April, the average temperature in Heilongkou, China is a mild 12°C (53°F). However, be prepared for a range of temperatures, with lows dipping to -1°C (30°F) and highs reaching up to 26°C (79°F). This month also sees an average precipitation of 79 mm (3.1 in) spread over 11 days, accompanied by a humidity level of 84%.

April Temperature in Heilongkou

In April in Heilongkou, the average temperature is 12°C (53°F), with maximums reaching up to 26°C (79°F) and minimums dropping as low as -1°C (30°F). This variation makes it an ideal time for travelers to experience both mild and cooler conditions, perfect for a range of outdoor activities.

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

The chart illustrates April 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, April typically has an average temperature of 12°C (53°F), with highs reaching up to 26°C (79°F) and lows dropping to around -1°C (30°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.

April Precipitation in Heilongkou

In Heilongkou in April, the total precipitation amount is 79 mm (3.1 in), falling over the course of 11 days.

April Precipitation Trends in Heilongkou

The chart displays monthly precipitation patterns in Heilongkou, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Heilongkou, April typically receives around 79 mm (3.1 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec20315279671541471532021113613
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Heilongkou

In Heilongkou in April, humidity is 84%. With an average temperature of 12°C (53°F), this humidity feels like a damp chill that clings to your skin, making travel a bit uncomfortable as you navigate through the heavy, moist air.

April Average Humidity in Heilongkou

This chart illustrates the average monthly humidity levels in Heilongkou, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Heilongkou is approximately 84%, 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 April generated using information from the Copernicus Climate Change Service.

April UV Index in Heilongkou

In Heilongkou in April, 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 Heilongkou.

Maximum UV Index Levels in Heilongkou for April

The chart shows the monthly maximum UV Index (UVI) for Heilongkou in April, 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 April, the maximum UV index in Heilongkou typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec569101212121110864
Data source: Heilongkou April 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 April 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 April’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 April’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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