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September Weather in Petit-Rechain, Belgium

Last updated: August 22, 2025

In September, the average temperature in Petit-Rechain, Belgium hovers around 14°C (58°F). Expect a range of temperatures, with a minimum of 2°C (36°F) and a peak reaching 32°C (90°F). Rainfall adds to the mix, with 74 mm (2.9 in) of precipitation spread across approximately 10 days. Don't forget to prepare for the high humidity, averaging at 81%!

September Temperature in Petit-Rechain

In September in Petit-Rechain, the average temperature is 14°C (58°F). Maximums can reach 32°C (90°F) and minimums can be as low as 2°C (36°F). Be prepared for a wide range of temperatures, making it ideal for layering your clothing when traveling.

September Weather in Petit-Rechain: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Petit-Rechain, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Petit-Rechain, September typically has an average temperature of 14°C (58°F), with highs reaching up to 32°C (90°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec363943485463646457514339
Data source: Temperature data for Petit-Rechain 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 Petit-Rechain

In Petit-Rechain in September, the precipitation amount is 74 mm (2.9 in) spread over a period of 10 days.

September Precipitation Trends in Petit-Rechain

The chart displays monthly precipitation patterns in Petit-Rechain, 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 Petit-Rechain, September typically receives around 74 mm (2.9 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec100911084581919783749671139
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Petit-Rechain

In Petit-Rechain in September, humidity is 81%. With an average temperature of 14°C (58°F), this humidity feels like a warm blanket wrapping around you, making outdoor adventures sticky and challenging, while also providing a lush, vibrant atmosphere perfect for exploring.

September Average Humidity in Petit-Rechain

This chart illustrates the average monthly humidity levels in Petit-Rechain, 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 Petit-Rechain 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 Petit-Rechain

In Petit-Rechain 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 Petit-Rechain, you can refer to this Hourly UV Index in Petit-Rechain.

Maximum UV Index Levels in Petit-Rechain for September

The chart shows the monthly maximum UV Index (UVI) for Petit-Rechain 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 Petit-Rechain typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234588876421
Data source: Petit-Rechain 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 Petit-Rechain Compares to Other Months

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

This table compares monthly weather conditions in Petit-Rechain, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (36°F)100 mm (3.9 inches)91%low
February Weather4°C (39°F)91 mm (3.6 inches)90%moderate
March Weather6°C (43°F)108 mm (4.2 inches)87%moderate
April Weather9°C (48°F)45 mm (1.8 inches)84%moderate
May Weather12°C (55°F)81 mm (3.2 inches)77%very high
June Weather17°C (63°F)91 mm (3.6 inches)74%very high
July Weather18°C (64°F)97 mm (3.8 inches)72%very high
August Weather18°C (64°F)83 mm (3.3 inches)71%high
September Weather14°C (58°F)74 mm (2.9 inches)81%high
October Weather11°C (52°F)96 mm (3.8 inches)88%moderate
November Weather6°C (43°F)71 mm (2.8 inches)91%low
December Weather4°C (39°F)139 mm (5.5 inches)92%low

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