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April Weather in Troisdorf, Germany

Last updated: August 23, 2025

In April, the average temperature in Troisdorf, Germany is a cool 10°C (50°F). Temperatures can range from a chilly -3°C (26°F) to a pleasant 27°C (80°F). Expect some drizzle with an average precipitation of 39 mm (1.5 in) over 9 days. The air remains noticeably humid with an average humidity level of 84%, making for a crisp yet often damp atmosphere.

April Temperature in Troisdorf

In April in Troisdorf, the average temperature is 10°C (50°F). The maximum can reach 27°C (80°F), and the minimum can be as low as -3°C (26°F). Be prepared for a wide range of temperatures when traveling, so pack accordingly!

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

The chart illustrates April temperature patterns in Troisdorf, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Troisdorf, April typically has an average temperature of 10°C (50°F), with highs reaching up to 27°C (80°F) and lows dropping to around -3°C (26°F).
JanFebMarAprMayJunJulAugSepOctNovDec374044505766676760534440
Data source: Temperature data for Troisdorf 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 Troisdorf

In Troisdorf in April, the precipitation amount is 39 mm (1.5 in) spread over 9 days.

April Precipitation Trends in Troisdorf

The chart displays monthly precipitation patterns in Troisdorf, 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 Troisdorf, April typically receives around 39 mm (1.5 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec8379853973679182618059118
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Troisdorf

In Troisdorf in April, humidity is 84%. With an average temperature of 10°C (50°F), this humidity feels like a chilly dampness that clings to your skin, making outdoor activities less comfortable and prompting travelers to seek refuge in cozy, warm cafes or indoor attractions.

April Average Humidity in Troisdorf

This chart illustrates the average monthly humidity levels in Troisdorf, 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 Troisdorf is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%90%87%84%77%74%72%71%81%88%91%92%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Troisdorf

In Troisdorf in April, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Troisdorf.

Maximum UV Index Levels in Troisdorf for April

The chart shows the monthly maximum UV Index (UVI) for Troisdorf 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 Troisdorf typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578875421
Data source: Troisdorf 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 Troisdorf Compares to Other Months

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

This table compares monthly weather conditions in Troisdorf, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)83 mm (3.3 inches)91%low
February Weather4°C (40°F)79 mm (3.1 inches)90%low
March Weather7°C (44°F)85 mm (3.3 inches)87%moderate
April Weather10°C (50°F)39 mm (1.5 inches)84%moderate
May Weather14°C (57°F)73 mm (2.9 inches)77%high
June Weather19°C (66°F)67 mm (2.6 inches)74%very high
July Weather19°C (67°F)91 mm (3.6 inches)72%very high
August Weather19°C (67°F)82 mm (3.2 inches)71%high
September Weather15°C (60°F)61 mm (2.4 inches)81%moderate
October Weather12°C (53°F)80 mm (3.2 inches)88%moderate
November Weather7°C (44°F)59 mm (2.3 inches)91%low
December Weather5°C (41°F)118 mm (4.7 inches)92%low

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