Antwerp weather in August

August in Antwerp: warm, a little rain, with clean air — one of the best months to visit.

Updated September 2026 · climate normals from ERA5 reanalysis

Antwerp🇧🇪 Belgium · Western Europe · City94
  1. 49Jan
  2. 58Feb
  3. 67Mar
  4. 78Apr
  5. 83May
  6. 90Jun
  7. 92Jul
  8. 94Aug
  9. 86Sep
  10. 72Oct
  11. 60Nov
  12. 53Dec

#1 of 12 months in Antwerp · #29 of 1413 destinations to visit in August · comfort 94/100 (tier S)

Days
24°C
Nights
14°C
Wet days
11
Sun
10.8 h
Humidity
73%
Daylight
15 h
Antwerp, Belgium
Photo: Ayşe7 · Pexels

Traveller notes on Antwerp in August

July and August are Belgium's best months on paper, but the forum's own verdict is that planning around the weather here is "pretty useless": August can be 30°C or it can be 15°C and raining. Antwerp's actual August averages are near 24°C by day and 15 overnight, with rain on roughly a dozen days. Regulars are clear that rain, not heat, is what spoils a trip in Belgium, and they pack for it — a t-shirt and light sweater covers a good day, t-shirt through to raincoat a bad one, and evenings can fall a good deal further than the average suggests. Shorts are for the 30°C days only.
Tripadvisor community · August · 1 month ago · Read more on Tripadvisor ↗

Other months in Antwerp

Belgian forum threads covering the Christmas market season are consistent that December here runs miserable more than genuinely cold - gray, short, windy and rainy days are the norm, with real snow more the exception than the rule most years. Historical odds cited put rain at roughly three days in five. The standard advice repeated across threads: come with layers and something properly waterproof rather than expecting a snowy postcard scene, and the market stalls, food and mulled wine make up for the grey skies once you're dressed for it.
FlandersWinterRegular · December · 1 month ago · Read more on Tripadvisor ↗
Forum posters describe January across Belgium as bringing limited daylight that's typically grey and overcast in classic northern-European winter fashion, though posters note a clear, sunny day is just as possible as a dreary one. Posters are direct that January and February are the months most likely to bring snow or ice significant enough to affect driving, even though snow doesn't fall reliably every winter. Posters discussing the broader Belgian winter travel season note that everything stays open and a visit doesn't feel noticeably off-season beyond the chillier weather itself. Posters generally rate January as cold, often overcast and occasionally snow- or ice-affected for travel, but fully workable for an Antwerp visit with proper winter layers.
Tripadvisor community · January · 1 month ago · Read more on Tripadvisor ↗
Forum posters describe February in Antwerp as chilly, often gray, and genuinely unpredictable - one visitor reported it wasn't too cold and rarely rained during their stay, but stayed overcast the entire time without a single sunny day. Posters compare February's overall feel to November, generally cold, wet and bleak, though they flag it as probably the single most likely month for snow, if any falls, with any snowfall rarely lasting more than a day or so. Posters are consistent that Belgium's weather resists easy prediction and that rain is a well-earned part of the country's reputation regardless of month. Posters generally reassure visitors that everything stays open and Antwerp doesn't feel particularly off-season in February, aside from the chillier, grayer weather itself.
Tripadvisor community · February · 1 month ago · Read more on Tripadvisor ↗
Antwerp forum regulars, drawing on the same Belgium-wide conversation as Brussels, call June mild to warm but genuinely unpredictable — daytime warmth cooler in the evenings, with a real possible range “from rain at 10-15 degrees to hot and sunny and 30 degrees,” sometimes shifting within minutes of each other. Rain here isn't the dramatic kind: “light and miserable, but you just carry an umbrella and keep going,” rarely enough to actually cancel plans. Standard packing: light layers, comfortable shoes, a light rain jacket and an umbrella regardless of the forecast's confidence. Antwerp's own crowd profile stays lighter than Bruges even in June, since the city runs more on its port and business than tourism. Our record: 22.8°C days, 13.8°C nights, 11.6 rain days and 11.9 hours of sun — mild with real rain frequency, matching the “anything from cool and wet to hot and sunny” read.
Tripadvisor community · June · 1 month ago · Read more on Tripadvisor ↗

Add your own note from Antwerp's card on the map.

Antwerp climate normals — August

Daytime high24°C / 75°F🌤 warm
Nighttime low14°C / 57°F
Feels like (high)24°C / 75°F
Rainfall65 mm / 2.5 in🌦 some rain
Rainy days11 days
Humidity73%💧 humid
Dew point13°C / 56°F
Sunshine10.8 h/day
Daylight14.5 h
Wind17 km/h / 11 mph
Air quality (US AQI)47🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in Antwerp in August

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.

Peak crowdsAntwerp Pride, Zomervakantie (summer) holidays in Belgium, school holidays in 7 of the markets that fill it(estimated)

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Peak crowdsBusyShoulder seasonQuiet

Best months for Antwerp'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).

Best weatherAntwerp's weather peaks June–August.

August includes Zomer van Antwerpen.

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Best weatherFair weatherToughest weather

What's on in Antwerp in August

Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.

  • Festival

    Zomer van Antwerpen

    18 Jun – 30 AugSummer season opens

    Circus tents, open-air cinema and free neighbourhood concerts spread across docks and squares for ten weeks, so the summer programme is scattered rather than in one place. Check which site before you set out. Source ↗

  • Festival

    Antwerp Pride

    5–9 AugCrowdedBook early

    Five days built around the Saturday parade and a boat party on the Scheldt. Rooms in the old centre and around Het Zuid go weeks ahead of the weekend. Source ↗

What's on around the world in August →

Nearby, and something's on

Within 300 km of Antwerp — a day trip or a short hop — with something on this month. Never part of the comfort score.

Where is Antwerp?

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Antwerp in August — FAQ

Is August a good time to visit Antwerp?
August in Antwerp: warm, a little rain, with clean air — one of the best months to visit. It ranks #1 of 12 months for Antwerp on SeasonMap's comfort score (94/100).
What is the weather like in Antwerp in August?
In August, Antwerp averages a daily high of 24°C and a low of 13.8°C, with about 64.5 mm of rain over roughly 11.1 rainy days.
What is the air quality in Antwerp in August?
Antwerp has a mean US Air Quality Index of about 47 in August.

Within 300 km: Brussels' Flower Carpet around 13–16 Aug, and Utrecht's Wharf terrace season around 15 Apr – 30 Sep.