Weather in Brussels for October 2025
Until now, October 2025 in Brussels has been nearly identical to the historical average, with a temperature of 17.4 °C (showing only a slight deviation of 0.2 °C).
The forecast for the next days in Brussels predicts temperatures to be around 14 °C, close to the historical average.
In general, the average temperature in Brussels at the beginning of October is 17.7 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 13.1 °C by the end of October.
Brussels experiences heavy rainfall in October, with over 20 rainy days and an average total precipitation 73.8 mm.
Temperatures
Rain 🌧️
Brussels Weather October
Temperatures trend during October in Brussels
October weather in Brussels day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Oct. |  Moderate or heavy rain shower | 18° /10° | 4.4 mm | 4 | |
| 2 Oct. |  Heavy rain at times | 18° /10° | 2.7 mm | 4 | |
| 3 Oct. |  Patchy rain possible | 17° /9° | 4.8 mm | 4 | |
| 4 Oct. |  Partly cloudy | 18° /8° | 1.5 mm | 5 | |
| 5 Oct. | Moderate or heavy rain shower | 18° /9° | 2.6 mm | 4 | |
| 6 Oct. |  Overcast | 16° /9° | 1.3 mm | 4 | |
| 7 Oct. | Overcast | 19° /9° | 0.4 mm | 5 | |
| 8 Oct. |  Sunny | 18° /10° | 0.2 mm | 4 | |
| 9 Oct. | Sunny | 18° /9° | 1.8 mm | 5 | |
| 10 Oct. | Overcast | 18° /9° | 1.1 mm | 4 | |
| 11 Oct. | Patchy rain possible | 17° /8° | 0.5 mm | 4 | |
| 12 Oct. |  Cloudy | 16° /8° | 1.6 mm | 4 | |
| 13 Oct. | Patchy rain possible | 16° /9° | 2.1 mm | 4 | |
| 14 Oct. | Overcast | 15° /8° | 0.9 mm | 4 | |
| 15 Oct. | Patchy rain possible | 16° /8° | 0.5 mm | 4 | |
| 16 Oct. | Patchy rain possible | 16° /8° | 0.5 mm | 4 | |
| 17 Oct. | Patchy rain possible | 17° /9° | 2.1 mm | 4 | |
| 18 Oct. | Cloudy | 17° /9° | 2.7 mm | 4 | |
| 19 Oct. | Patchy rain possible | 17° /9° | 4.7 mm | 0.3 | |
| 20 Oct. | Patchy rain possible | 16° /13° | 3.6 mm | 0.2 | |
| 21 Oct. | Patchy rain possible | 16° /11° | 2.9 mm | 0.1 | |
| 22 Oct. | Patchy rain possible | 14° /10° | 1.2 mm | 0.1 | |
| 23 Oct. |  Moderate rain | 17° /11° | 12.3 mm | 0.1 | |
| 24 Oct. | Sunny | 14° /9° | 0 mm | 4 | |
| 25 Oct. | Patchy rain possible | 13° /8° | 0.2 mm | 3 | |
| 26 Oct. | Patchy rain possible | 11° /4° | 0.2 mm | 2 | |
| 27 Oct. | Partly cloudy | 11° /3° | 0 mm | 3 | |
| 28 Oct. | Partly cloudy | 13° /6° | 0 mm | 3 | |
| 29 Oct. | Patchy rain possible | 14° /6° | 0.7 mm | 2 | |
| 30 Oct. | Patchy rain possible | 14° /10° | 1.1 mm | 3 | |
| 31 Oct. | Partly cloudy | 16° /11° | 0 mm | 4 | |
| Next | |||||
Guide for Brussels in October
In October, Brussels, Belgium experiences a transition from mild autumn weather to cooler temperatures as the month progresses. At the beginning of the month, the weather in Brussels is generally pleasant, with average temperatures around 14° and the possibility of some sunny days.
However, as the month progresses, the temperatures tend to drop, and the city experiences more overcast and rainy days. By the end of October, the average temperatures in Brussels can range around 10°, with an increased chance of rainfall.
The weather in Brussels during October can be quite unpredictable, with a mix of mild and cool days. Travelers visiting Brussels during this time should be prepared for varying weather conditions and should pack layers to accommodate the changing temperatures.
Additionally, it's advisable to carry an umbrella or raincoat, especially towards the end of the month when the likelihood of rain is higher.
Overall, October in Brussels offers a mix of autumnal charm and cooler temperatures, making it an ideal time to explore the city's cultural attractions and enjoy the beautiful fall foliage.
Brussels in October - FAQ
October rainfall patterns in Brussels
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