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October Weather in Kortessem, Belgium

Last updated: August 22, 2025

In October, the average temperature in Kortessem, Belgium is a mild 12°C (54°F). Expect a range that can dip to a chilly 1°C (34°F) and peak at a warm 25°C (78°F). You'll experience 87 mm (3.4 in) of precipitation over approximately 13 days, with an average humidity of 88%. Prepare for a month that’s both refreshing and vibrant!

October Temperature in Kortessem

In October in Kortessem, the average temperature is 12°C (54°F). Maximums can reach 25°C (78°F), while minimums can dip down to 1°C (34°F). This mild weather makes it an ideal time for sightseeing and outdoor activities.

October Weather in Kortessem: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Kortessem, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kortessem, October typically has an average temperature of 12°C (54°F), with highs reaching up to 25°C (78°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec384145505665666659534441
Data source: Temperature data for Kortessem 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.

October Precipitation in Kortessem

In Kortessem in October, the precipitation amount is 87 mm (3.4 in) spread over 13 days.

October Precipitation Trends in Kortessem

The chart displays monthly precipitation patterns in Kortessem, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Kortessem, October typically receives around 87 mm (3.4 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec7176803965888284658758106
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Kortessem

In Kortessem in October, humidity is 88%. With an average temperature of 12°C (54°F), this humidity feels like a thick, damp blanket, making traveling a bit uncomfortable as the air clings to your skin, causing you to sweat even in cooler weather.

October Average Humidity in Kortessem

This chart illustrates the average monthly humidity levels in Kortessem, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Kortessem is approximately 88%, 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 October generated using information from the Copernicus Climate Change Service.

October UV Index in Kortessem

In Kortessem in October, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Kortessem for better planning.

Maximum UV Index Levels in Kortessem for October

The chart shows the monthly maximum UV Index (UVI) for Kortessem in October, 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 October, the maximum UV index in Kortessem typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578875421
Data source: Kortessem October 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 October Weather in Kortessem Compares to Other Months

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

This table compares monthly weather conditions in Kortessem, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)71 mm (2.8 inches)91%low
February Weather5°C (41°F)76 mm (3.0 inches)90%low
March Weather7°C (45°F)80 mm (3.1 inches)87%moderate
April Weather10°C (50°F)39 mm (1.5 inches)84%moderate
May Weather14°C (57°F)65 mm (2.5 inches)77%high
June Weather18°C (65°F)88 mm (3.5 inches)74%very high
July Weather19°C (66°F)82 mm (3.2 inches)72%very high
August Weather19°C (66°F)84 mm (3.3 inches)71%high
September Weather15°C (60°F)65 mm (2.5 inches)81%moderate
October Weather12°C (54°F)87 mm (3.4 inches)88%moderate
November Weather7°C (45°F)58 mm (2.3 inches)91%low
December Weather5°C (41°F)106 mm (4.2 inches)92%low

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