Weather in Brüssel in september
Climate normals based on 10 years of historical data for Brüssel, Belgia.
Average high
21°C
Average low
12°C
Rainfall
69 mm
12 rainy days
Sunshine
3.7h/day
Niiskus
72%
How Hot Is Brüssel in september?
Brüssel's warmth holds through September, with 21°C highs and 12°C lows.
Sunshine Hours in september
September delivers about 3.7h of sun in Brüssel — a mix of sunny stretches and cloudy ones.
Does It Rain In Brüssel In september?
Rain interrupts most days in Brüssel: 69mm in 12 days.
Is Brüssel Humid In september?
Sticky conditions in Brüssel: humidity sits at 72% across September.
Wind In Brüssel In september
Wind stays light: 18 kph on a typical day in Brüssel.
Cloud Cover In Brüssel In september
Brüssel's September runs cloudy: typical cloud cover of 60%.
Cities With Similar Weather In september
Weather in Brüssel, month by month
| Month | High / Low | Vihm | |
|---|---|---|---|
| Jaanuari ilm | 6°C / 2°C | 76mm | Details → |
| Veebruari ilm | 8°C / 3°C | 68mm | Details → |
| Märtsi ilm | 11°C / 4°C | 76mm | Details → |
| Aprilli ilm | 14°C / 5°C | 49mm | Details → |
| Mai ilm | 18°C / 9°C | 66mm | Details → |
| Juuni ilm | 22°C / 13°C | 78mm | Details → |
| Juuli ilm | 23°C / 14°C | 73mm | Details → |
| Augusti ilm | 24°C / 15°C | 65mm | Details → |
| Septembri ilm | 21°C / 12°C | 69mm | |
| Oktoobri ilm | 16°C / 9°C | 74mm | Details → |
| Novembri ilm | 10°C / 6°C | 72mm | Details → |
| Detsembri ilm | 8°C / 4°C | 76mm | Details → |