5-day weather forecast Brussels Oct 17, 2026
15°Weather forecast Brussels Saturday Oct 17, 2026: patchy rain possible, temperature from 8 °C to 15 °C.
Precipitation probability 29%. Wind up to 6.5 m/s (gusts 11.61 m/s). Air humidity 47–87%, atmospheric pressure 769–771 mm Hg, UV index up to 1.8.
5 days at a glance — tap a day to open it
Sunrise 08:09
Sunset 18:46
Sunset 18:46
First Quarter47% illuminated
Moonrise 15:40 · Moonset 23:09
Moonrise 15:40 · Moonset 23:09
Chart
Table
| Time | Weather | Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index |
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Patchy rain possible | 12 °C | 29% (0.07 mm/hr) | 94% | 80% | 769 mm Hg | N 350° 4.5 (10) m/s | 0 |
| 01:00 | Patchy rain possible | 11 °C | 22% (0.03 mm/hr) | 70% | 85% | 770 mm Hg | N 354° 4 (10.19) m/s | 0 |
| 02:00 |  Clear | 9 °C | 12% | 5% | 87% | 770 mm Hg | N 350° 3.19 (8.61) m/s | 0 |
| 03:00 | Clear | 9 °C | 12% | 4% | 87% | 770 mm Hg | NNW 338° 2.89 (6.19) m/s | 0 |
| 04:00 | Clear | 9 °C | 12% | 5% | 86% | 770 mm Hg | NNW 331° 2.69 (4.83) m/s | 0 |
| 05:00 | Clear | 8 °C | 12% | 5% | 86% | 770 mm Hg | NNW 334° 2.61 (4) m/s | 0 |
| 06:00 |  Cloudy | 8 °C | 25% | 86% | 87% | 770 mm Hg | NNW 340° 2.5 (3.89) m/s | 0 |
| 07:00 |  Overcast | 9 °C | 25% | 99% | 82% | 770 mm Hg | NNW 343° 2.19 (7.17) m/s | 0 |
| 08:00 | Patchy rain possible | 10 °C | 27% (0.04 mm/hr) | 100% | 79% | 770 mm Hg | NNW 347° 2.11 (8.69) m/s | 0 |
| 09:00 | Patchy rain possible | 10 °C | 25% (0.04 mm/hr) | 96% | 77% | 771 mm Hg | N 9° 2.31 (7.33) m/s | 0 |
| 10:00 |  Partly cloudy | 11 °C | 14% | 60% | 76% | 771 mm Hg | NNE 14° 2.39 (7.56) m/s | 0.1 |
| 11:00 | Patchy rain possible | 12 °C | 15% (0.02 mm/hr) | 77% | 67% | 771 mm Hg | N 10° 4.39 (7.61) m/s | 0.6 |
| 12:00 | Patchy rain possible | 13 °C | 22% (0.19 mm/hr) | 77% | 61% | 771 mm Hg | N 8° 5.61 (7.94) m/s | 1.4 |
| 13:00 | Patchy rain possible | 14 °C | 13% (0.02 mm/hr) | 87% | 56% | 771 mm Hg | NNE 14° 6.5 (8.69) m/s | 1.8 |
| 14:00 | Patchy rain possible | 14 °C | 9% (0.01 mm/hr) | 71% | 52% | 771 mm Hg | NNE 16° 6.39 (8.33) m/s | 1.8 |
| 15:00 | Patchy rain possible | 15 °C | 17% (0.08 mm/hr) | 66% | 47% | 770 mm Hg | NNE 16° 5.61 (7.33) m/s | 1.4 |
| 16:00 | Patchy rain possible | 15 °C | 13% (0.03 mm/hr) | 97% | 47% | 770 mm Hg | N 4° 5.31 (6.61) m/s | 0.9 |
| 17:00 | Patchy rain possible | 14 °C | 18% (0.1 mm/hr) | 93% | 51% | 770 mm Hg | N 359° 4.89 (6.31) m/s | 0.4 |
| 18:00 | Patchy rain possible | 12 °C | 12% (0.04 mm/hr) | 68% | 60% | 770 mm Hg | N 9° 5.61 (8.11) m/s | 0.1 |
| 19:00 | Patchy rain possible | 10 °C | 17% (0.07 mm/hr) | 52% | 73% | 771 mm Hg | NNE 12° 5 (9.89) m/s | 0 |
| 20:00 |  Partly cloudy | 9 °C | 12% | 30% | 79% | 771 mm Hg | NNE 12° 5.5 (11.61) m/s | 0 |
| 21:00 | Cloudy | 8 °C | 22% | 80% | 84% | 771 mm Hg | N 11° 4.19 (10.53) m/s | 0 |
| 22:00 | Overcast | 9 °C | 20% | 92% | 76% | 771 mm Hg | N 8° 3.89 (9.31) m/s | 0 |
| 23:00 | Clear | 9 °C | 7% | 20% | 70% | 771 mm Hg | N 11° 2.69 (7.39) m/s | 0 |
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Data Sources & Methodology
Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.