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June Weather in Mersch, Luxembourg

Last updated: August 23, 2025

In Mersch, Luxembourg, the average temperature in June is a comfortable 17°C (64°F). Temperatures can vary widely, with a minimum of 6°C (43°F) and a maximum reaching 33°C (92°F). Expect an average precipitation of 77 mm (3.0 in) over approximately 12 days, accompanied by a high humidity level of 82%.

June Temperature in Mersch

In June in Mersch, the average temperature is 17°C (64°F). The maximum can reach 33°C (92°F), while the minimum can drop as low as 6°C (43°F). This pleasant weather makes Mersch an ideal destination for travelers seeking a comfortable climate.

June Weather in Mersch: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Mersch, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mersch, June typically has an average temperature of 17°C (64°F), with highs reaching up to 33°C (92°F) and lows dropping to around 6°C (43°F).
JanFebMarAprMayJunJulAugSepOctNovDec353842485563656558514238
Data source: Temperature data for Mersch 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.

June Precipitation in Mersch

In Mersch in June, the precipitation amount is 77 mm (3.0 in) spread over 12 days.

June Precipitation Trends in Mersch

The chart displays monthly precipitation patterns in Mersch, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In Mersch, June typically receives around 77 mm (3.0 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec7276834174777366648069122
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Mersch

In Mersch in June, humidity is 82%. With an average temperature of 17°C (64°F), this humidity feels like a damp embrace that can make traveling quite uncomfortable, as the sticky air clings to your skin and leaves you yearning for a cool breeze.

June Average Humidity in Mersch

This chart illustrates the average monthly humidity levels in Mersch, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Mersch is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%90%88%84%81%82%82%80%83%89%91%93%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Mersch

In Mersch in June, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Mersch.

Maximum UV Index Levels in Mersch for June

The chart shows the monthly maximum UV Index (UVI) for Mersch in June, 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 June, the maximum UV index in Mersch typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234689886421
Data source: Mersch June 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 June Weather in Mersch Compares to Other Months

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

This table compares monthly weather conditions in Mersch, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (36°F)72 mm (2.8 inches)91%low
February Weather3°C (38°F)75 mm (3.0 inches)90%moderate
March Weather6°C (43°F)83 mm (3.2 inches)88%moderate
April Weather9°C (49°F)41 mm (1.6 inches)84%high
May Weather13°C (55°F)74 mm (2.9 inches)81%very high
June Weather17°C (64°F)77 mm (3.0 inches)82%very high
July Weather18°C (65°F)73 mm (2.9 inches)82%very high
August Weather18°C (65°F)66 mm (2.6 inches)80%very high
September Weather14°C (58°F)64 mm (2.5 inches)83%high
October Weather10°C (51°F)80 mm (3.2 inches)89%moderate
November Weather5°C (42°F)69 mm (2.7 inches)91%low
December Weather4°C (39°F)122 mm (4.8 inches)93%low

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