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September Weather in Wanne, Belgium

Last updated: August 22, 2025

In Wanne, Belgium, the average temperature in September hovers around 13°C (56°F). However, expect a range of conditions: temperatures can dip as low as 1°C (34°F) and soar up to 31°C (88°F). With 82 mm (3.2 in) of precipitation spread across 11 days, you'll want to be prepared for some rain. The average humidity sits at a notable 81%, creating a uniquely refreshing atmosphere. Enjoy your time in this vibrant locale!

September Temperature in Wanne

In September in Wanne, the average temperature is 13°C (56°F). Maximums can reach 31°C (88°F) and minimums can be as low as 1°C (34°F). This makes it an ideal time for travelers to experience a range of weather conditions, so be sure to pack accordingly!

September Weather in Wanne: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Wanne, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Wanne, September typically has an average temperature of 13°C (56°F), with highs reaching up to 31°C (88°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec333641465361626256494037
Data source: Temperature data for Wanne 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.

September Precipitation in Wanne

In Wanne in September, the precipitation amount is 82 mm (3.2 in) over the course of 11 days.

September Precipitation Trends in Wanne

The chart displays monthly precipitation patterns in Wanne, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Wanne, September typically receives around 82 mm (3.2 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec978810751971059395829372137
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Wanne

In Wanne in September, humidity is 81%. With an average temperature of 13°C (56°F), this humidity feels like a blanket of damp air that clings to your skin, making it essential to pack breathable clothing and stay hydrated while exploring.

September Average Humidity in Wanne

This chart illustrates the average monthly humidity levels in Wanne, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Wanne is approximately 81%, 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 September generated using information from the Copernicus Climate Change Service.

September UV Index in Wanne

In Wanne in September, 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 Wanne, you can refer to this Hourly UV Index in Wanne.

Maximum UV Index Levels in Wanne for September

The chart shows the monthly maximum UV Index (UVI) for Wanne in September, 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 September, the maximum UV index in Wanne typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234589876421
Data source: Wanne September 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 September Weather in Wanne Compares to Other Months

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

This table compares monthly weather conditions in Wanne, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)97 mm (3.8 inches)91%low
February Weather2°C (36°F)88 mm (3.5 inches)90%moderate
March Weather5°C (41°F)107 mm (4.2 inches)87%moderate
April Weather8°C (47°F)51 mm (2.0 inches)84%moderate
May Weather11°C (53°F)96 mm (3.8 inches)77%very high
June Weather16°C (61°F)105 mm (4.1 inches)74%very high
July Weather17°C (62°F)93 mm (3.7 inches)72%very high
August Weather17°C (63°F)95 mm (3.7 inches)71%high
September Weather13°C (56°F)82 mm (3.2 inches)81%high
October Weather10°C (49°F)93 mm (3.7 inches)88%moderate
November Weather5°C (41°F)72 mm (2.8 inches)91%low
December Weather3°C (37°F)137 mm (5.4 inches)92%low

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