April Weather in Heidenau, Germany

Last updated: August 23, 2025

In April, the average temperature in Heidenau, Germany hovers around 9°C (48°F). Expect a range from a chilly -7°C (20°F) at its lowest to a comfortable 26°C (79°F) at its peak. With an average precipitation of 39 mm (1.6 in) over 9 days, and humidity levels reaching 81%, be prepared for a mix of weather throughout the month.

April Temperature in Heidenau

In April in Heidenau, the average temperature is 9°C (48°F). Maximums can reach 26°C (79°F), and minimums can drop as low as -7°C (20°F). Be prepared for a mix of mild days and chilly nights when planning your visit.

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

The chart illustrates April temperature patterns in Heidenau, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Heidenau, April typically has an average temperature of 9°C (48°F), with highs reaching up to 26°C (79°F) and lows dropping to around -7°C (20°F).

Data source: Temperature data for Heidenau generated using information from the Copernicus Climate Change Service.

April Precipitation in Heidenau

In Heidenau in April, the total precipitation amount is 39 mm (1.6 in) spread over a duration of 9 days.

April Precipitation Trends in Heidenau

The chart displays monthly precipitation patterns in Heidenau, 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 Heidenau, April typically receives around 39 mm (1.6 inches) of precipitation spread over approximately 9 days.

Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

April Humidity in Heidenau

In Heidenau in April, humidity is 81%. With an average temperature of 9°C (48°F), this humidity feels like a chilly, damp embrace that can make outdoor activities less enjoyable and may require extra layers to stay comfortable while traveling.

April Average Humidity in Heidenau

This chart illustrates the average monthly humidity levels in Heidenau, 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 Heidenau is approximately 81%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Heidenau

In Heidenau in April, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Heidenau, you can refer to this Hourly UV Index in Heidenau.

Maximum UV Index Levels in Heidenau for April

The chart shows the monthly maximum UV Index (UVI) for Heidenau 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 Heidenau typically reaches 6, which falls under the high exposure category.

Data source: Heidenau 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 Heidenau Compares to Other Months

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

This table compares monthly weather conditions in Heidenau, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	1°C (34°F)	68 mm (2.7 inches)	90%	low
February Weather	2°C (36°F)	57 mm (2.2 inches)	89%	low
March Weather	4°C (40°F)	61 mm (2.4 inches)	87%	moderate
April Weather	9°C (48°F)	39 mm (1.6 inches)	81%	high
May Weather	13°C (55°F)	73 mm (2.9 inches)	71%	high
June Weather	18°C (65°F)	68 mm (2.7 inches)	75%	very high
July Weather	19°C (66°F)	70 mm (2.7 inches)	74%	very high
August Weather	19°C (67°F)	90 mm (3.6 inches)	76%	high
September Weather	14°C (58°F)	69 mm (2.7 inches)	81%	high
October Weather	10°C (51°F)	69 mm (2.7 inches)	85%	moderate
November Weather	5°C (42°F)	45 mm (1.8 inches)	88%	low
December Weather	2°C (37°F)	74 mm (2.9 inches)	92%	low