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September Weather in Watou, Belgium

Last updated: August 22, 2025

In September, the average temperature in Watou, Belgium hovers around 16°C (60°F). You can expect a minimum chill of 4°C (40°F), while the mercury can rise to a warm 30°C (87°F). Be prepared for 48 mm (1.9 in) of precipitation over approximately 9 days, and a cozy average humidity of 80%.

September Temperature in Watou

In September in Watou, the average temperature is 16°C (60°F), with maximums reaching 30°C (87°F) and minimums dropping as low as 4°C (40°F). It's advisable to pack layers to accommodate the varying temperatures while exploring this charming destination.

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

The chart illustrates September temperature patterns in Watou, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Watou, September typically has an average temperature of 16°C (60°F), with highs reaching up to 30°C (87°F) and lows dropping to around 4°C (40°F).
JanFebMarAprMayJunJulAugSepOctNovDec414346505663656560554743
Data source: Temperature data for Watou 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 Watou

In Watou in September, the total precipitation amount is 48 mm (1.9 in) spread over 9 days.

September Precipitation Trends in Watou

The chart displays monthly precipitation patterns in Watou, 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 Watou, September typically receives around 48 mm (1.9 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec625560366262497248795693
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Watou

In Watou in September, humidity is 80%. With an average temperature of 16°C (60°F), this humidity feels like walking through a warm, thick haze, making travel feel somewhat stifling and requiring frequent breaks to hydrate and cool down.

September Average Humidity in Watou

This chart illustrates the average monthly humidity levels in Watou, 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 Watou is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%86%85%82%81%76%73%80%89%92%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Watou

In Watou 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 Watou.

Maximum UV Index Levels in Watou for September

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

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

This table compares monthly weather conditions in Watou, 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)55 mm (2.2 inches)89%low
March Weather8°C (46°F)60 mm (2.4 inches)86%moderate
April Weather10°C (50°F)36 mm (1.4 inches)85%moderate
May Weather13°C (56°F)62 mm (2.4 inches)82%high
June Weather17°C (63°F)62 mm (2.4 inches)81%very high
July Weather18°C (66°F)49 mm (1.9 inches)76%very high
August Weather18°C (65°F)72 mm (2.8 inches)73%high
September Weather16°C (60°F)48 mm (1.9 inches)80%moderate
October Weather13°C (55°F)79 mm (3.1 inches)89%moderate
November Weather8°C (47°F)56 mm (2.2 inches)92%low
December Weather6°C (44°F)93 mm (3.7 inches)92%low

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