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September Weather in Lo, Belgium

Last updated: August 22, 2025

In September, the average temperature in Lo, Belgium hovers around 16°C (61°F), with minimums dipping to 6°C (42°F) and maximums soaring to 31°C (87°F). Expect 52 mm (2.0 in) of precipitation over approximately 9 days, accompanied by a high average humidity of 82%. Whether you’re basking in the warmth or seeking shelter from the rain, be prepared for this dynamic weather!

September Temperature in Lo

In September in Lo, the average temperature is 16°C (61°F). The maximum can reach 31°C (87°F), and the minimum can be as low as 6°C (42°F). This makes it an ideal time for travelers who enjoy mild weather and the opportunity to experience a range of outdoor activities.

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

The chart illustrates September temperature patterns in Lo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lo, September typically has an average temperature of 16°C (61°F), with highs reaching up to 31°C (87°F) and lows dropping to around 6°C (42°F).
JanFebMarAprMayJunJulAugSepOctNovDec414346505663656561554744
Data source: Temperature data for Lo 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 Lo

In Lo in September, the precipitation amount is 52 mm (2.0 in) over a span of 9 days.

September Precipitation Trends in Lo

The chart displays monthly precipitation patterns in Lo, 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 Lo, September typically receives around 52 mm (2.0 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec625760366167557052825694
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Lo

In Lo in September humidity is 82%. With an average temperature of 16°C (61°F), this humidity feels like a heavy blanket enveloping you, making travel feel a bit sluggish and requiring frequent breaks to hydrate and cool down.

September Average Humidity in Lo

This chart illustrates the average monthly humidity levels in Lo, 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 Lo is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%87%85%82%82%80%76%82%89%92%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Lo

In Lo in September, 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 Lo.

Maximum UV Index Levels in Lo for September

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

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

This table compares monthly weather conditions in Lo, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)62 mm (2.4 inches)91%low
February Weather6°C (43°F)57 mm (2.2 inches)89%low
March Weather8°C (46°F)60 mm (2.3 inches)87%moderate
April Weather10°C (50°F)36 mm (1.4 inches)85%moderate
May Weather13°C (56°F)61 mm (2.4 inches)82%high
June Weather17°C (63°F)67 mm (2.6 inches)82%very high
July Weather19°C (66°F)55 mm (2.1 inches)80%very high
August Weather19°C (66°F)70 mm (2.8 inches)76%high
September Weather16°C (61°F)52 mm (2.0 inches)82%moderate
October Weather13°C (55°F)82 mm (3.2 inches)89%moderate
November Weather8°C (47°F)56 mm (2.2 inches)92%low
December Weather6°C (44°F)94 mm (3.7 inches)92%low

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