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June Weather in Heelsum, Netherlands

Last updated: August 27, 2025

The average temperature in Heelsum, Netherlands during June hovers around 18°C (65°F). However, be prepared for a temperature range where the minimum can dip to 8°C (46°F) and the maximum can soar to 34°C (93°F). Expect precipitation of about 70 mm (2.8 in) over 11 days, and keep in mind that the average humidity will be around 74%.

June Temperature in Heelsum

In June in Heelsum, the average temperature is 18°C (65°F). The maximum can reach 34°C (93°F) and the minimum can be as low as 8°C (46°F). This diverse temperature range makes Heelsum an ideal destination for travelers seeking a mix of warm and cool weather experiences.

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

The chart illustrates June temperature patterns in Heelsum, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Heelsum, June typically has an average temperature of 18°C (65°F), with highs reaching up to 34°C (93°F) and lows dropping to around 8°C (46°F).
JanFebMarAprMayJunJulAugSepOctNovDec394044495665666659544541
Data source: Temperature data for Heelsum 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 Heelsum

In Heelsum in June, the precipitation amount is 70 mm (2.8 in) distributed over 11 days.

June Precipitation Trends in Heelsum

The chart displays monthly precipitation patterns in Heelsum, 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 Heelsum, June typically receives around 70 mm (2.8 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec647675376270748463875389
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Heelsum

In Heelsum in June humidity is 74%. With an average temperature of 18°C (65°F), this humidity feels like a warm, sticky embrace that can make even short walks feel laborious, leading travelers to seek shade and refreshment more often.

June Average Humidity in Heelsum

This chart illustrates the average monthly humidity levels in Heelsum, 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 Heelsum is approximately 74%, 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 June generated using information from the Copernicus Climate Change Service.

June UV Index in Heelsum

In Heelsum in June, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Heelsum.

Maximum UV Index Levels in Heelsum for June

The chart shows the monthly maximum UV Index (UVI) for Heelsum 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 Heelsum typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578875321
Data source: Heelsum 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 Heelsum Compares to Other Months

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

This table compares monthly weather conditions in Heelsum, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (39°F)64 mm (2.5 inches)91%low
February Weather5°C (41°F)76 mm (3.0 inches)90%low
March Weather7°C (44°F)75 mm (3.0 inches)87%moderate
April Weather10°C (50°F)37 mm (1.5 inches)84%moderate
May Weather14°C (57°F)62 mm (2.4 inches)77%high
June Weather18°C (65°F)70 mm (2.8 inches)74%very high
July Weather19°C (66°F)74 mm (2.9 inches)72%very high
August Weather19°C (66°F)84 mm (3.3 inches)71%high
September Weather15°C (59°F)63 mm (2.5 inches)81%moderate
October Weather12°C (54°F)87 mm (3.4 inches)88%moderate
November Weather7°C (45°F)53 mm (2.1 inches)91%low
December Weather5°C (42°F)89 mm (3.5 inches)92%low

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