Ghent weather in September
September in Ghent: nice, a little rain, with clean air — an excellent time to visit.
Updated September 2026 · climate normals from ERA5 reanalysis
#4 of 12 months in Ghent · #437 of 1413 destinations to visit in September · comfort 86/100 (tier A)
- Days
- 21°C
- Nights
- 12°C
- Wet days
- 9
- Sun
- 8.8 h
- Humidity
- 76%
- Daylight
- 13 h

Traveller notes on Ghent in September
Notes from nearby Bruges (39 km away)
Ghent doesn't have its own notes for September yet — these are about Bruges, close enough to share the season.
September is quieter than July but the crowd here is not a seasonal thing so much as a daily one. Coach groups come through from the Zeebrugge cruise berths, weekends bring Belgians in to shop, and a national monuments weekend in the middle of the month adds locals to the visitors. What regulars keep coming back to is the evening: the day trippers leave, the buildings are lit, and the centre becomes a different town to walk. So the advice is to stay the night rather than to pick a week. Our row gives 19.9C days over 14.1C nights and 64.4mm across 10.3 days. The record: humidity 76 percent, 9.3 hours of sun, a 21.7 kph wind and AQI 44.
Other months in Ghent
Forum posters describe February in Belgium as similar to November - cold, wet and often bleak - though one visitor's specific trip reported it wasn't too cold and had no rain, just persistently gray skies without a single sunny stretch. Posters generally flag February as probably the single most likely month for snow, if any falls at all, in a typical Belgian winter. Posters comparing Ghent and Bruges as winter bases describe Ghent as more of a living, working city than the more overtly tourist-oriented Bruges, a distinction that shapes atmosphere more than weather. Posters generally rate February as cold, damp and gray for Ghent, workable with warm layers and the expectation that sunny days will be the exception rather than the rule.
Forum regulars call Belgian August weather genuinely hard to predict - it might hit 30C, or it might be 15C and raining, and posters are clear that rain poses a bigger risk to a trip than heat does. Early August gets a specific recommendation: many shops and restaurants close in late July, so the first couple weeks of August are quieter and pleasant, landing about two weeks after the huge, crowded Gentse Feesten festival (the third week of July). Crowds and tourism generally thin out as the month goes on, so late August offers a second, different kind of quiet window.
Add your own note from Ghent's card on the map.
Ghent climate normals — September
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Crowds in Ghent in September
How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.
Shoulder seasonschool holidays in 3 of the markets that fill it, an ordinary month(estimated)
Peak crowdsBusyShoulder seasonQuiet
Best months for Ghent's weather
Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).
Fair weatherGhent's weather peaks June–August.
Best weatherFair weatherToughest weather
What's on in Ghent in September
Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.
- Festival
OdeGand
12 SepMusic festivalOne Saturday of classical and world music played in churches, courtyards and on boats along the water, with the audience moving between them by barge. Tickets are a single pass for the day. Source ↗
Nearby, and something's on
Within 300 km of Ghent — a day trip or a short hop — with something on this month. Never part of the comfort score.
Where is Ghent?
Ghent in September — FAQ
- Is September a good time to visit Ghent?
- September in Ghent: nice, a little rain, with clean air — an excellent time to visit. It ranks #4 of 12 months for Ghent on SeasonMap's comfort score (86/100).
- What is the weather like in Ghent in September?
- In September, Ghent averages a daily high of 21°C and a low of 11.5°C, with about 60.8 mm of rain over roughly 9 rainy days.
- What is the air quality in Ghent in September?
- Ghent has a mean US Air Quality Index of about 46 in September.
Within 300 km: Utrecht's Wharf terrace season around 15 Apr – 30 Sep, and Luxembourg's Schueberfouer on 21 Aug – 9 Sep.