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Brussels, Belgium · Temperate oceanic

Brussels in August: go or not?

Good time. Brussels in August gets 7.9/10.

📅 Data updated: October 2026 🛰️ ERA5 · 10 years 📍 50.85°N · 4.35°E
⚡ This month's verdict
Go for it
Brussels · August
7.9
15–23°
Temperature
27%
Rain
6h
Sun
🌊 Seaside☁️ Often cloudy🍴 Gastronomy
Photo : Jonathan Ricci via Unsplash
The month in detail

What to expect in August

Summer in Brussels brings pleasant temperatures (73°F) and long sunny days (6.2h of sunshine). Expect rain on 27% of days — a light raincoat in the bag is recommended.

August is the best month of the year in Brussels. Compared to July: +2°F daytime.

This month's conditions

What it's like in August

UV index
5 · moderate
protect during midday hours
Feels like
comfortable
14°
Daylight
14.3h of daylight
Air quality
good
AQI 28
Compare

Is August the right month?

August is actually the best month of the year in Brussels. Good timing.

See all 12 months →
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Plan your trip

Hotels at their lowest outside peak season, highest on comfortable months. Shoulder seasons offer a good price/climate compromise.

🎟️ Activities & tours · Brussels

GetYourGuide selection · free cancellation

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Affiliate link · GetYourGuide
Practical info

What you need to know before you go

Three angles: the country (language, currency, safety, budget), the year-round climate, and the specifics of a beach trip.

Country · Belgium

🗣️LanguageDutch
💶CurrencyEuro (€)
🚗DrivingRight-hand
🛡️Safety ⓘVery safe · 1/5
💰Cost of living ⓘExpensive · 4/5

🌡️ Climate

🌍Climate typeTemperate oceanic
📈Climate trend ⓘStable
🔥Hottest monthAugust · 73°F
❄️Coolest monthJanuary · 43°F
🌧️Rainiest month ⓘJanuary · 33%

🏖️ Beach trip

📅Peak seasonJuin → Sept
🏖️Swell (Sept–Mar) ⓘModérée
🛂VisaSchengen · 90 days
Location

Where is Brussels ?

Global position + regional geographic context.

🌍 World
🔍 Geographic context
Belgium
Temperate oceanic climate with a 7.9 → 0.8 gap between best and worst month. 10 years of ERA5 data to choose by project.
50.85°N · 4.35°E
Questions

Frequently asked questions

What is the best time to visit Brussels?
August is the best month with 73°F highs, 59°F lows, 6.2h of sunshine and 27.0% rainy days. The months of August & June offer comparable conditions.
How many hours of sunshine does Brussels get in August?
Brussels averages 6.2 sunshine hours per day in August. It is the sunniest month with a climate score of 7.4/10.
What is the rainiest month in Brussels?
January is the most unfavourable month with January has the lowest climate score of the year and the lowest climate score of the year.
What are the temperatures at night in Brussels in August?
In August, overnight lows reach 59°F, while afternoon highs average 73°F.
Is Brussels good in winter?
In winter (December-February), Brussels scores 1.0/10 on average — Difficult period — prefer the peak season.. The best month overall remains August with a score of 7.4/10.
When should you avoid Brussels?
January is the most difficult month to visit Brussels, with January has the lowest climate score of the year. Climate conditions are at their lowest of the year during this period.
Do you need sun protection in Brussels in August?
The average UV index reaches 5 in August in Brussels (moderate), with about 14.3h of daylight. Protect during midday hours.